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      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 12pt; FONT-FAMILY: Times New Roman">UNITED
        STATES</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 12pt; FONT-FAMILY: Times New Roman">SECURITIES
        AND EXCHANGE COMMISSION</font></div>
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      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Washington,
        D.C. 20549</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 12pt; FONT-FAMILY: Times New Roman">FORM
        8-K</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">CURRENT
        REPORT</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">PURSUANT
        TO SECTION 13 OR 15(d) OF THE</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">SECURITIES
        EXCHANGE ACT OF 1934</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Date
        of
        Report (Date of earliest event reported)</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">August
        30, 2006</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 36pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">STRUCTURED
        ASSET SECURITIES CORPORATION (as Depositor under the Trust Agreement, dated
        as
        of August 1, 2006, providing for the issuance of Lehman Mortgage Trust Mortgage
        Pass-Through Certificates, Series 2006-5)</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><br></div>
      <div align="center">
        <table border="0" cellpadding="0" cellspacing="0" width="80%">

            <tr>
              <td valign="top" width="80%" style="border-bottom: black thin solid;">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Lehman
                  Mortgage Trust 2006-5</font></div>
              </td>
            </tr>
            <tr>
              <td valign="top" width="80%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">(Exact
                  Name of Issuing Entity)</font></div>
              </td>
            </tr>
            <tr>
              <td valign="top" width="80%">&#160;</td>
            </tr>
            <tr>
              <td valign="top" width="80%" style="border-bottom: black thin solid;">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Structured
                  Asset Securities Corporation</font></div>
              </td>
            </tr>
            <tr>
              <td valign="top" width="80%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">(Exact
                  Name of Registrant as Specified in its Charter)</font></div>
              </td>
            </tr>
            <tr>
              <td valign="top" width="80%">&#160;</td>
            </tr>
            <tr>
              <td valign="top" width="80%" style="border-bottom: black thin solid;">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Structured
                  Asset Securities Corporation</font></div>
              </td>
            </tr>
            <tr>
              <td valign="top" width="80%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">(Exact
                  Name of Depositor as Specified in its Charter)</font></div>
              </td>
            </tr>
            <tr>
              <td valign="top" width="80%">&#160;</td>
            </tr>
            <tr>
              <td valign="top" width="80%" style="border-bottom: black thin solid;">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Lehman
                  Brothers Holdings Inc.</font></div>
              </td>
            </tr>
            <tr>
              <td valign="top" width="80%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">(Exact
                  Name of Sponsor as Specified in its
                  Charter)</font></div>
              </td>
            </tr>

        </table>
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      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><br></div>
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              <td valign="top" width="27%" style="border-bottom: black thin solid;">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Delaware</font><font id="TAB2" style="COLOR: black; LETTER-SPACING: 27pt">&#160;</font></div>
              </td>
              <td valign="top" width="1%">&#160;</td>
              <td valign="top" width="27%" style="border-bottom: black thin solid;">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">333-133985</font></div>
              </td>
              <td valign="top" width="1%">&#160;</td>
              <td valign="top" width="27%" style="border-bottom: black thin solid;">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">74-2440850</font><font id="TAB2" style="COLOR: black; LETTER-SPACING: 27pt">&#160;</font></div>
              </td>
            </tr>
            <tr>
              <td valign="top" width="27%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">(State
                  or Other Jurisdiction</font></div>
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Of
                  Incorporation)</font></div>
              </td>
              <td valign="top" width="1%">&#160;</td>
              <td valign="top" width="27%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">(Commission</font></div>
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">File
                  Number)</font></div>
              </td>
              <td valign="top" width="1%">&#160;</td>
              <td valign="top" width="27%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">(I.R.S.
                  Employer</font></div>
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Identification
                  No.)</font></div>
              </td>
            </tr>

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      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><br></div>
      <div align="left">
        <table cellpadding="0" cellspacing="0" width="100%">

            <tr>
              <td valign="top" width="27%" style="border-bottom: black thin solid;">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">745
                  Seventh Avenue, 7</font><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman"><sup>th</sup></font><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">
                  Floor</font></div>
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">New
                  York, NY </font></div>
              </td>
              <td valign="top" width="29%">&#160;</td>
              <td valign="bottom" width="27%" style="border-bottom: black thin solid;">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">10019</font></div>
              </td>
            </tr>
            <tr>
              <td valign="top" width="27%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">(Address
                  of Principal Executive Offices)</font></div>
              </td>
              <td valign="top" width="29%">&#160;</td>
              <td valign="top" width="27%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">(Zip
                  Code)</font></div>
              </td>
            </tr>

        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Registrant&#8217;s
        telephone number, including area code: (212) 526-7000</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div align="center">
        <table cellpadding="0" cellspacing="0" width="80%">

            <tr>
              <td valign="top" width="80%" style="border-bottom: black thin solid;">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">No
                  Change</font></div>
              </td>
            </tr>
            <tr>
              <td valign="top" width="80%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">(Former
                  Name or Former Address, if Changed Since Last
                  Report)</font></div>
              </td>
            </tr>

        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Check
        the
        appropriate box below if the Form 8-K filing is intended to simultaneously
        satisfy the filing obligation of the registrant under any of the following
        provisions:</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Wingdings">&#168;</font><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">
        Written
        communications pursuant to Rule 425 under the Securities Act (17 CFR
        230.425)</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Wingdings">&#168;</font><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">
        Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR
        240.14a-12)</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Wingdings">&#168;</font><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">
        Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange
        Act
        (17 CFR 240.14d-2(b))</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Wingdings">&#168;</font><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">
        Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange
        Act
        (17 CFR 240.13e-4(c))</font></div><br>
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        <div id="FTR">
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          </div>
        </div>
        <div id="PN" style="PAGE-BREAK-AFTER: always">
          <div style="WIDTH: 100%; TEXT-ALIGN: center">
          </div>
          <div style="WIDTH: 100%; TEXT-ALIGN: center">
            <hr style="COLOR: black" noshade size="2">
          </div>
        </div>
        <div id="HDR">
          <div id="GLHDR" style="WIDTH: 100%" align="right">
          </div>
        </div>
      </div><br>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Item
        8.01. </font><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman"><u>Other
        Events</u></font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">The
        Registrant registered issuances of Mortgage Pass-Through Certificates, on
        a
        delayed or continuous basis pursuant to Rule 415 under the Securities Act
        of
        1933, as amended (the &#8220;Act&#8221;), by a Registration Statement on Form S-3
        (Registration File No. 333-133985) (the &#8220;Registration Statement&#8221;). Pursuant to
        the Registration Statement, the Registrant issued $435,681,098</font><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman"><strong>&#160;</strong></font><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">in
        aggregate principal amount of Class 1-A1, Class 1-A2, Class, 1-A3, Class
        1-A4,
        Class 1-A5, Class 1-A6, Class 1-A7, Class 1-A8, Class 1-A10, Class 1-A11,
        Class
        1-A12, Class 1-A13, Class 1-A14, Class 1-A15, Class 1-A16, Class 2-A1, Class
        2-A2, Class 2-A3, Class 2-A4, Class 2-A5, Class 2-A6, Class AP, Class AX,
        Class
        M, Class B1, Class B2, Class B3 and Class R Certificates, Lehman Mortgage
        Trust
        Mortgage Pass-Through Certificates, Series 2006-5 on August 28, 2006. This
        Current Report on Form 8-K is being filed to satisfy an undertaking, contained
        in the definitive Prospectus dated June 2, 2006, as supplemented by the
        Prospectus Supplement dated August 28, 2006 (collectively, the &#8220;Prospectus&#8221;), to
        file a copy of the Trust Agreement (as defined below) and other operative
        agreements executed in connection with the issuance of the Certificates,
        a form
        of which was filed as an exhibit to the Registration Statement.</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">The
        Certificates were issued pursuant to a trust agreement (the &#8220;Trust Agreement&#8221;),
        attached hereto as </font><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman"><u>Exhibit
        4.1</u></font><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">,
        dated
        as of August 1, 2006, among Structured Asset Securities Corporation, as
        depositor, HSBC Bank USA, National Association, as trustee, and Aurora Loan
        Services LLC, as master servicer. The &#8220;Certificates&#8221; consist of the following
        classes: Class 1-A1, Class 1-A2, Class, 1-A3, Class 1-A4, Class 1-A5, Class
        1-A6, Class 1-A7, Class 1-A8, Class 1-A10, Class 1-A11, Class 1-A12, Class
        1-A13, Class 1-A14, Class 1-A15, Class 1-A16, Class 2-A1, Class 2-A2, Class
        2-A3, Class 2-A4, Class 2-A5, Class 2-A6, Class AP, Class AX, Class M, Class
        B1,
        Class B2, Class B3, Class B4, Class B5, Class B6, Class R, Class X and Class
        LT-R.</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">The
        Certificates evidence all of the beneficial ownership interest in a trust
        fund
        (the &#8220;Trust Fund&#8221;) the assets of which consist primarily of two pools of certain
        fixed rate, conventional, fully amortizing, first lien, residential mortgage
        loans (the &#8220;Mortgage Loans&#8221;) with an aggregate outstanding principal balance of
        approximately $439,396,017 as of August 1, 2006, together with certain other
        assets. Capitalized terms used herein and not otherwise defined shall have
        the
        meanings assigned to them in the Trust Agreement.</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">On&#160;August
        28, 2006, the following classes of certificates in the following amounts
        were
        sold by the registrant to affiliates of the registrant in private placements
        in
        reliance on Section 4(2) of the Securities Act of 1933:</font></div>
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          <div id="GLFTR" style="WIDTH: 100%" align="left">
          </div>
        </div>
        <div id="PN" style="PAGE-BREAK-AFTER: always">
          <div style="WIDTH: 100%; TEXT-ALIGN: center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: ">2</font></div>
          <div style="WIDTH: 100%; TEXT-ALIGN: center">
            <hr style="COLOR: black" noshade size="2">
          </div>
        </div>
        <div id="HDR">
          <div id="GLHDR" style="WIDTH: 100%" align="right">
          </div>
        </div>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><br></div>
      <div>
        <table cellpadding="0" cellspacing="0" width="100%">

            <tr>
              <td valign="bottom" width="25%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman"><strong>Class</strong></font></div>
              </td>
              <td valign="bottom" width="31%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman"><strong>Initial
                  Principal Balance</strong></font></div>
              </td>
            </tr>
            <tr>
              <td valign="top" width="25%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Class&#160;B4</font></div>
              </td>
              <td valign="top" width="31%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 44.1pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">$
                  1,637,000</font></div>
              </td>
            </tr>
            <tr>
              <td valign="top" width="25%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Class&#160;B5</font></div>
              </td>
              <td valign="top" width="31%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 44.1pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">$
                  1,146,000</font></div>
              </td>
            </tr>
            <tr>
              <td valign="top" width="25%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Class
                  B6</font></div>
              </td>
              <td valign="top" width="31%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 44.1pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">$
                  1,146,255</font></div>
              </td>
            </tr>
            <tr>
              <td valign="top" width="25%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Class
                  LT-R</font></div>
              </td>
              <td align="left" valign="top" width="31%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">N/A</font></div>
              </td>
            </tr>
            <tr>
              <td valign="top" width="25%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Class
                  X</font></div>
              </td>
              <td align="left" valign="top" width="31%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">N/A</font></div>
              </td>
            </tr>

        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">The
        net
        proceeds from the sale of these certificates were applied by the registrant
        toward the purchase of the mortgage loans constituting the pool
        assets.</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div><br>
      <div id="PGBRK" style="MARGIN-LEFT: 0pt; WIDTH: 100%; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt">
        <div id="FTR">
          <div id="GLFTR" style="WIDTH: 100%" align="left">
          </div>
        </div>
        <div id="PN" style="PAGE-BREAK-AFTER: always">
          <div style="WIDTH: 100%; TEXT-ALIGN: center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: ">3</font></div>
          <div style="WIDTH: 100%; TEXT-ALIGN: center">
            <hr style="COLOR: black" noshade size="2">
          </div>
        </div>
        <div id="HDR">
          <div id="GLHDR" style="WIDTH: 100%" align="right">
          </div>
        </div>
      </div><br>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 72pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Item
        9.01. Financial Statements and Exhibits</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div>
        <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%">

            <tr valign="top" style="line-height: 1.25;">
              <td style="width: 36pt;">&#160;</td>
              <td style="width: 36pt;">
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">(a)</font></div>
              </td>
              <td>
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Not
                  applicable.</font></div>
              </td>
            </tr>

        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 36pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><br></div>
      <div>
        <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%">

            <tr valign="top" style="line-height: 1.25;">
              <td style="width: 36pt;">&#160;</td>
              <td style="width: 36pt;">
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">(b)</font></div>
              </td>
              <td>
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Not
                  applicable.</font></div>
              </td>
            </tr>

        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><br></div>
      <div>
        <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%">

            <tr valign="top" style="line-height: 1.25;">
              <td style="width: 36pt;">&#160;</td>
              <td style="width: 36pt;">
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">(c)</font></div>
              </td>
              <td>
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Not
                  applicable.</font></div>
              </td>
            </tr>

        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 36pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><br></div>
      <div>
        <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%">

            <tr valign="top" style="line-height: 1.25;">
              <td style="width: 36pt;">&#160;</td>
              <td style="width: 36pt;">
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">(d)</font></div>
              </td>
              <td>
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Exhibits:</font></div>
              </td>
            </tr>

        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><br></div>
      <div>
        <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%">

            <tr valign="top" style="line-height: 1.25;">
              <td style="width: 72pt;">&#160;</td>
              <td style="width: 36pt;">
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">4.1</font></div>
              </td>
              <td>
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Trust
                  Agreement, dated as of August 1, 2006, among Structured Asset Securities
                  Corporation, as Depositor, HSBC Bank USA, National Association,
                  as
                  Trustee, and Aurora Loan Services LLC, as Master
                  Servicer.</font></div>
              </td>
            </tr>

        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div>
        <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%">

            <tr valign="top" style="line-height: 1.25;">
              <td style="width: 72pt;">&#160;</td>
              <td style="width: 36pt;">
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">4.2</font></div>
              </td>
              <td>
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Exchange
                  Trust Agreement, dated as of August 1, 2006, among Structured Asset
                  Securities Corporation, as Depositor, HSBC Bank USA, National Association,
                  as Trustee, and Aurora Loan Services LLC, as Master
                  Servicer.</font></div>
              </td>
            </tr>

        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div>
        <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%">

            <tr valign="top" style="line-height: 1.25;">
              <td style="width: 72pt;">&#160;</td>
              <td style="width: 36pt;">
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">99.1</font></div>
              </td>
              <td>
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Mortgage
                  Loan Sale and Assignment Agreement, dated as of August 1, 2006,
                  between
                  Lehman Brothers Holdings Inc., as Seller, and Structured Asset
                  Securities
                  Corporation, as Purchaser.</font></div>
              </td>
            </tr>

        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div>
        <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%">

            <tr valign="top" style="line-height: 1.25;">
              <td style="width: 72pt;">&#160;</td>
              <td style="width: 36pt;">
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">99.2</font></div>
              </td>
              <td>
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Servicing
                  Agreement, dated as of August 1, 2006, among Aurora Loan Services
                  LLC, as
                  Master Servicer and Servicer, and Lehman Brothers Holdings Inc.,
                  as
                  Seller, as acknowledged by HSBC Bank USA, National Association,
                  as
                  Trustee.</font></div>
              </td>
            </tr>

        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div>
        <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%">

            <tr valign="top" style="line-height: 1.25;">
              <td style="width: 72pt;">&#160;</td>
              <td style="width: 36pt;">
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">99.3</font></div>
              </td>
              <td>
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">The
                  Interest Rate Cap Agreement, dated as of August 29, 2006, by and
                  between
                  Lehman Brothers Special Financing Inc. and Supplemental Interest
                  Trust,
                  Lehman Mortgage Trust Mortgage Pass-Through Certificates, Series
                  2006-5.</font></div>
              </td>
            </tr>

        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div>
        <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%">

            <tr valign="top" style="line-height: 1.25;">
              <td style="width: 72pt;">&#160;</td>
              <td style="width: 36pt;">
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">99.4</font></div>
              </td>
              <td>
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">The
                  Interest Rate Cap Agreement, dated as of August 29, 2006, by and
                  between
                  Lehman Brothers Special Financing Inc. and Supplemental Interest
                  Trust,
                  Lehman Mortgage Trust Mortgage Pass-Through Certificates, Series
                  2006-5.</font></div>
              </td>
            </tr>

        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left">&#160;</div><br>
      <div id="PGBRK" style="MARGIN-LEFT: 0pt; WIDTH: 100%; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt">
        <div id="FTR">
          <div id="GLFTR" style="WIDTH: 100%" align="left">
          </div>
        </div>
        <div id="PN" style="PAGE-BREAK-AFTER: always">
          <div style="WIDTH: 100%; TEXT-ALIGN: center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: ">4</font></div>
          <div style="WIDTH: 100%; TEXT-ALIGN: center">
            <hr style="COLOR: black" noshade size="2">
          </div>
        </div>
        <div id="HDR">
          <div id="GLHDR" style="WIDTH: 100%" align="right">
          </div>
        </div>
      </div><br><br>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman"><strong>SIGNATURES</strong></font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Pursuant
        to the requirements of the Securities Exchange Act of 1934, as amended, the
        Registrant has duly caused this report to be signed on its behalf by the
        undersigned hereunto duly authorized.</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">
        <table align="center" bgcolor="#ffffff" border="0" cellpadding="0" cellspacing="0" width="100%">

            <tr valign="top" bgcolor="#ffffff">
              <td width="50%">&#160;</td>
              <td width="1%">&#160;</td>
              <td width="49%">&#160;</td>
            </tr>
            <tr valign="top" bgcolor="#ffffff">
              <td width="50%">&#160;</td>
              <td width="1%">&#160;</td>
              <td width="49%">&#160;</td>
            </tr>
            <tr valign="top" bgcolor="#ffffff">
              <td width="50%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: ">&#160;</font></td>
              <td width="1%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: ">&#160;</font></td>
              <td width="49%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: ">&#160;</font></td>
            </tr>
            <tr valign="top" bgcolor="#ffffff">
              <td><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: ">&#160;</font></td>
              <td colspan="2">
                <div style="MARGIN-LEFT: 9pt; TEXT-INDENT: -9pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: ">STRUCTURED
                  ASSET
                  SECURITIES <font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">CORPORATION</font></font></div>
              </td>
            </tr>
            <tr valign="top" bgcolor="#ffffff">
              <td><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: ">&#160;<br>&#160;</font></td>
              <td><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: ">&#160;<br>&#160;</font></td>
              <td><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: ">&#160;<br>&#160;</font></td>
            </tr>
            <tr valign="top" bgcolor="#ffffff">
              <td><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: ">&#160;</font></td>
              <td><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: ">By:&#160;&#160;</font></td>
              <td><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: ">/s/&#160;Ellen
                V.
                Kiernan</font></td>
            </tr>
            <tr valign="top" bgcolor="#ffffff">
              <td colspan="2"><font style="FONT-FAMILY: " size="1">&#160;</font></td>
              <td align="left">
                <hr style="COLOR: black" align="left" noshade size="2" width="80%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Name:
                  Ellen V. Kiernan</font></div>
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Title:
                  Senior Vice President</font></div>
              </td>
            </tr>
            <tr valign="top" bgcolor="#ffffff">
              <td colspan="2"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: ">&#160;</font></td>
              <td><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: ">&#160;</font></td>
            </tr>

        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Dated:
        August 30, 2006</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><br></div><br>
      <div id="PGBRK" style="MARGIN-LEFT: 0pt; WIDTH: 100%; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt">
        <div id="FTR">
          <div id="GLFTR" style="WIDTH: 100%" align="left">
          </div>
        </div>
        <div id="PN" style="PAGE-BREAK-AFTER: always">
          <div style="WIDTH: 100%; TEXT-ALIGN: center">
          </div>
          <div style="WIDTH: 100%; TEXT-ALIGN: center">
            <hr style="COLOR: black" noshade size="2">
          </div>
        </div>
        <div id="HDR">
          <div id="GLHDR" style="WIDTH: 100%" align="right">
          </div>
        </div>
      </div><br><br>
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        INDEX</u></font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><br></div>
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                  <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center">&#160;<font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman"><u>Exhibit
                    No.</u></font></div>
                </td>
                <td width="4%" style="border-bottom: medium none;">&#160;</td>
                <td align="justify" valign="top" width="80%" style="border-bottom: medium none;">
                  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman"><u>Description</u></font></div>
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                <td align="left" valign="top" width="4%">&#160;</td>
                <td align="left" valign="top" width="4%">&#160;</td>
                <td width="4%">&#160;</td>
                <td align="left" valign="top" width="80%">&#160;</td>
              </tr>
              <tr>
                <td align="left" valign="top" width="4%">&#160;</td>
                <td align="left" valign="top" width="4%">
                  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">4.1</font></div>
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                <td width="4%">&#160;</td>
                <td align="left" valign="top" width="80%">
                  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Trust
                    Agreement, dated as of August 1, 2006, among Structured Asset
                    Securities
                    Corporation, as Depositor, HSBC Bank USA, National Association,
                    as
                    Trustee, and Aurora Loan Services LLC, as Master
                    Servicer.</font></div>
                </td>
              </tr>
              <tr>
                <td align="left" valign="top" width="4%">&#160;</td>
                <td align="left" valign="top" width="4%">&#160;</td>
                <td width="4%">&#160;</td>
                <td align="left" valign="top" width="80%">&#160;</td>
              </tr>
              <tr>
                <td align="left" valign="top" width="4%">&#160;</td>
                <td align="left" valign="top" width="4%">
                  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">4.2</font></div>
                </td>
                <td width="4%">&#160;</td>
                <td align="left" valign="top" width="80%">
                  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Exchange
                    Trust Agreement, dated as of August 1, 2006, among Structured
                    Asset
                    Securities Corporation, as Depositor, HSBC Bank USA, National
                    Association,
                    as Trustee, and Aurora Loan Services LLC, as Master
                    Servicer.</font></div>
                </td>
              </tr>
              <tr>
                <td align="left" valign="top" width="4%">&#160;</td>
                <td align="left" valign="top" width="4%">&#160;</td>
                <td width="4%">&#160;</td>
                <td align="left" valign="top" width="80%">&#160;</td>
              </tr>
              <tr>
                <td align="left" valign="top" width="4%">&#160;</td>
                <td align="left" valign="top" width="4%">
                  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">99.1</font></div>
                </td>
                <td width="4%">&#160;</td>
                <td align="left" valign="top" width="80%">
                  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Mortgage
                    Loan Sale and Assignment Agreement, dated as of August 1, 2006,
                    between
                    Lehman Brothers Holdings Inc., as Seller, and Structured Asset
                    Securities
                    Corporation, as Purchaser.</font></div>
                </td>
              </tr>
              <tr>
                <td align="left" valign="top" width="4%">&#160;</td>
                <td align="left" valign="top" width="4%">&#160;</td>
                <td width="4%">&#160;</td>
                <td align="left" valign="top" width="80%">&#160;</td>
              </tr>
              <tr>
                <td align="left" valign="top" width="4%">&#160;</td>
                <td align="left" valign="top" width="4%">
                  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">99.2</font></div>
                </td>
                <td width="4%">&#160;</td>
                <td align="left" valign="top" width="80%">
                  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Servicing
                    Agreement, dated as of August 1, 2006, among Aurora Loan Services
                    LLC, as
                    Master Servicer and Servicer, and Lehman Brothers Holdings Inc.,
                    as
                    Seller, as acknowledged by HSBC Bank USA, National Association,
                    as
                    Trustee.</font></div>
                </td>
              </tr>
              <tr>
                <td align="left" valign="top" width="4%">&#160;</td>
                <td align="left" valign="top" width="4%">&#160;</td>
                <td width="4%">&#160;</td>
                <td align="left" valign="top" width="80%">&#160;</td>
              </tr>
              <tr>
                <td align="left" valign="top" width="4%">&#160;</td>
                <td align="left" valign="top" width="4%">
                  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">99.3</font></div>
                </td>
                <td width="4%">&#160;</td>
                <td align="left" valign="top" width="80%">
                  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">The
                    Interest Rate Cap Agreement, dated as of August 29, 2006, by
                    and between
                    Lehman Brothers Special Financing Inc. and Supplemental Interest
                    Trust,
                    Lehman Mortgage Trust Mortgage Pass-Through Certificates, Series
                    2006-5.</font></div>
                </td>
              </tr>
              <tr>
                <td align="left" valign="top" width="4%">&#160;</td>
                <td align="left" valign="top" width="4%">&#160;</td>
                <td width="4%">&#160;</td>
                <td align="left" valign="top" width="80%">&#160;</td>
              </tr>
              <tr>
                <td align="left" valign="top" width="4%">&#160;</td>
                <td align="left" valign="top" width="4%">
                  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">99.4</font></div>
                </td>
                <td width="4%">&#160;</td>
                <td align="left" valign="top" width="80%">
                  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">The
                    Interest Rate Cap Agreement, dated as of August 29, 2006, by
                    and between
                    Lehman Brothers Special Financing Inc. and Supplemental Interest
                    Trust,
                    Lehman Mortgage Trust Mortgage Pass-Through Certificates, Series
                    2006-5.</font></div>
                </td>
              </tr>

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{"company-data": {"conformed-name": "Lehman Mortgage Trust 2006-5", "cik": "0001372707", "assigned-sic": "6189", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "333-133985-01", "film-number": "061091621"}, "business-address": {"street1": "745 7TH AVENUE", "city": "NEW YORK", "state": "NY", "zip": "10019", "phone": "2125267000"}, "mail-address": {"street1": "745 7TH AVENUE", "city": "NEW YORK", "state": "NY", "zip": "10019"}}
UNITED
        STATES
SECURITIES
        AND EXCHANGE COMMISSION
Washington,
        D.C. 20549
FORM
        8-K
CURRENT
        REPORT
PURSUANT
        TO SECTION 13 OR 15(d) OF THE
SECURITIES
        EXCHANGE ACT OF 1934
Date
        of
        Report (Date of earliest event reported)
August
        30, 2006
STRUCTURED
        ASSET SECURITIES CORPORATION (as Depositor under the Trust Agreement, dated
        as
        of August 1, 2006, providing for the issuance of Lehman Mortgage Trust Mortgage
        Pass-Through Certificates, Series 2006-5)
Lehman
                  Mortgage Trust 2006-5
(Exact
                  Name of Issuing Entity)
Structured
                  Asset Securities Corporation
(Exact
                  Name of Registrant as Specified in its Charter)
Structured
                  Asset Securities Corporation
(Exact
                  Name of Depositor as Specified in its Charter)
Lehman
                  Brothers Holdings Inc.
(Exact
                  Name of Sponsor as Specified in its
                  Charter)
Delaware
333-133985
74-2440850
(State
                  or Other Jurisdiction
Of
                  Incorporation)
(Commission
File
                  Number)
(I.R.S.
                  Employer
Identification
                  No.)
745
                  Seventh Avenue, 7
th
Floor
New
                  York, NY
10019
(Address
                  of Principal Executive Offices)
(Zip
                  Code)
Registrant's
        telephone number, including area code: (212) 526-7000
No
                  Change
(Former
                  Name or Former Address, if Changed Since Last
                  Report)
Check
        the
        appropriate box below if the Form 8-K filing is intended to simultaneously
        satisfy the filing obligation of the registrant under any of the following
        provisions:
¨
Written
        communications pursuant to Rule 425 under the Securities Act (17 CFR
        230.425)
¨
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR
        240.14a-12)
¨
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange
        Act
        (17 CFR 240.14d-2(b))
¨
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange
        Act
        (17 CFR 240.13e-4(c))
Item
        8.01.
Other
        Events
The
        Registrant registered issuances of Mortgage Pass-Through Certificates, on
        a
        delayed or continuous basis pursuant to Rule 415 under the Securities Act
        of
        1933, as amended (the "Act"), by a Registration Statement on Form S-3
        (Registration File No. 333-133985) (the "Registration Statement"). Pursuant to
        the Registration Statement, the Registrant issued $435,681,098
in
        aggregate principal amount of Class 1-A1, Class 1-A2, Class, 1-A3, Class
        1-A4,
        Class 1-A5, Class 1-A6, Class 1-A7, Class 1-A8, Class 1-A10, Class 1-A11,
        Class
        1-A12, Class 1-A13, Class 1-A14, Class 1-A15, Class 1-A16, Class 2-A1, Class
        2-A2, Class 2-A3, Class 2-A4, Class 2-A5, Class 2-A6, Class AP, Class AX,
        Class
        M, Class B1, Class B2, Class B3 and Class R Certificates, Lehman Mortgage
        Trust
        Mortgage Pass-Through Certificates, Series 2006-5 on August 28, 2006. This
        Current Report on Form 8-K is being filed to satisfy an undertaking, contained
        in the definitive Prospectus dated June 2, 2006, as supplemented by the
        Prospectus Supplement dated August 28, 2006 (collectively, the "Prospectus"), to
        file a copy of the Trust Agreement (as defined below) and other operative
        agreements executed in connection with the issuance of the Certificates,
        a form
        of which was filed as an exhibit to the Registration Statement.
The
        Certificates were issued pursuant to a trust agreement (the "Trust Agreement"),
        attached hereto as
Exhibit
        4.1
,
        dated
        as of August 1, 2006, among Structured Asset Securities Corporation, as
        depositor, HSBC Bank USA, National Association, as trustee, and Aurora Loan
        Services LLC, as master servicer. The "Certificates" consist of the following
        classes: Class 1-A1, Class 1-A2, Class, 1-A3, Class 1-A4, Class 1-A5, Class
        1-A6, Class 1-A7, Class 1-A8, Class 1-A10, Class 1-A11, Class 1-A12, Class
        1-A13, Class 1-A14, Class 1-A15, Class 1-A16, Class 2-A1, Class 2-A2, Class
        2-A3, Class 2-A4, Class 2-A5, Class 2-A6, Class AP, Class AX, Class M, Class
        B1,
        Class B2, Class B3, Class B4, Class B5, Class B6, Class R, Class X and Class
        LT-R.
The
        Certificates evidence all of the beneficial ownership interest in a trust
        fund
        (the "Trust Fund") the assets of which consist primarily of two pools of certain
        fixed rate, conventional, fully amortizing, first lien, residential mortgage
        loans (the "Mortgage Loans") with an aggregate outstanding principal balance of
        approximately $439,396,017 as of August 1, 2006, together with certain other
        assets. Capitalized terms used herein and not otherwise defined shall have
        the
        meanings assigned to them in the Trust Agreement.
On August
        28, 2006, the following classes of certificates in the following amounts
        were
        sold by the registrant to affiliates of the registrant in private placements
        in
        reliance on Section 4(2) of the Securities Act of 1933:
2
Class
Initial
                  Principal Balance
Class B4
$
                  1,637,000
Class B5
$
                  1,146,000
Class
                  B6
$
                  1,146,255
Class
                  LT-R
N/A
Class
                  X
N/A
The
        net
        proceeds from the sale of these certificates were applied by the registrant
        toward the purchase of the mortgage loans constituting the pool
        assets.
3
Item
        9.01. Financial Statements and Exhibits
(a)
Not
                  applicable.
(b)
Not
                  applicable.
(c)
Not
                  applicable.
(d)
Exhibits:
4.1
Trust
                  Agreement, dated as of August 1, 2006, among Structured Asset Securities
                  Corporation, as Depositor, HSBC Bank USA, National Association,
                  as
                  Trustee, and Aurora Loan Services LLC, as Master
                  Servicer.
4.2
Exchange
                  Trust Agreement, dated as of August 1, 2006, among Structured Asset
                  Securities Corporation, as Depositor, HSBC Bank USA, National Association,
                  as Trustee, and Aurora Loan Services LLC, as Master
                  Servicer.
99.1
Mortgage
                  Loan Sale and Assignment Agreement, dated as of August 1, 2006,
                  between
                  Lehman Brothers Holdings Inc., as Seller, and Structured Asset
                  Securities
                  Corporation, as Purchaser.
99.2
Servicing
                  Agreement, dated as of August 1, 2006, among Aurora Loan Services
                  LLC, as
                  Master Servicer and Servicer, and Lehman Brothers Holdings Inc.,
                  as
                  Seller, as acknowledged by HSBC Bank USA, National Association,
                  as
                  Trustee.
99.3
The
                  Interest Rate Cap Agreement, dated as of August 29, 2006, by and
                  between
                  Lehman Brothers Special Financing Inc. and Supplemental Interest
                  Trust,
                  Lehman Mortgage Trust Mortgage Pass-Through Certificates, Series
                  2006-5.
99.4
The
                  Interest Rate Cap Agreement, dated as of August 29, 2006, by and
                  between
                  Lehman Brothers Special Financing Inc. and Supplemental Interest
                  Trust,
                  Lehman Mortgage Trust Mortgage Pass-Through Certificates, Series
                  2006-5.
4
SIGNATURES
Pursuant
        to the requirements of the Securities Exchange Act of 1934, as amended, the
        Registrant has duly caused this report to be signed on its behalf by the
        undersigned hereunto duly authorized.
STRUCTURED
                  ASSET
                  SECURITIES
CORPORATION
By:
/s/ Ellen
                V.
                Kiernan
Name:
                  Ellen V. Kiernan
Title:
                  Senior Vice President
Dated:
        August 30, 2006
EXHIBIT
        INDEX
Exhibit
                    No.
Description
4.1
Trust
                    Agreement, dated as of August 1, 2006, among Structured Asset
                    Securities
                    Corporation, as Depositor, HSBC Bank USA, National Association,
                    as
                    Trustee, and Aurora Loan Services LLC, as Master
                    Servicer.
4.2
Exchange
                    Trust Agreement, dated as of August 1, 2006, among Structured
                    Asset
                    Securities Corporation, as Depositor, HSBC Bank USA, National
                    Association,
                    as Trustee, and Aurora Loan Services LLC, as Master
                    Servicer.
99.1
Mortgage
                    Loan Sale and Assignment Agreement, dated as of August 1, 2006,
                    between
                    Lehman Brothers Holdings Inc., as Seller, and Structured Asset
                    Securities
                    Corporation, as Purchaser.
99.2
Servicing
                    Agreement, dated as of August 1, 2006, among Aurora Loan Services
                    LLC, as
                    Master Servicer and Servicer, and Lehman Brothers Holdings Inc.,
                    as
                    Seller, as acknowledged by HSBC Bank USA, National Association,
                    as
                    Trustee.
99.3
The
                    Interest Rate Cap Agreement, dated as of August 29, 2006, by
                    and between
                    Lehman Brothers Special Financing Inc. and Supplemental Interest
                    Trust,
                    Lehman Mortgage Trust Mortgage Pass-Through Certificates, Series
                    2006-5.
99.4
The
                    Interest Rate Cap Agreement, dated as of August 29, 2006, by
                    and between
                    Lehman Brothers Special Financing Inc. and Supplemental Interest
                    Trust,
                    Lehman Mortgage Trust Mortgage Pass-Through Certificates, Series
                    2006-5.