The compound heterozygous mutations , c.892C > T and c.1072T > C , were identified in exon 3 of CHST6 in three patients .
O O O O O B-SequenceVariant I-SequenceVariant I-SequenceVariant O B-SequenceVariant I-SequenceVariant I-SequenceVariant O O O O O O O B-GeneOrGeneProduct O O B-OrganismTaxon O