Mutation analysis of the plakophilin 1 gene PKP1 revealed a homozygous deletion of C at nucleotide 888 within exon 5 .
O O O O B-GeneOrGeneProduct I-GeneOrGeneProduct O B-GeneOrGeneProduct O O O B-SequenceVariant I-SequenceVariant I-SequenceVariant I-SequenceVariant I-SequenceVariant I-SequenceVariant O O O O