Description
p.Pro319Leu (CCG>CTG): c.956 C>T in exon 7 of the CTSD gene (NM_001909.4). A variant of unknown significance has been identified in the CTSD gene. The P319L variant has not been published as a mutation, nor has it been reported as a benign polymorphism . It was not observed with any significant frequency in approximately 6,500 individuals of European and African American ancestry in the NHLBI Exome Sequencing Project. The P319L variant is a semi-conservative amino acid substitution, which may impact secondary protein structure as these residues differ in some properties. This substitution alters a highly conserved position predicted to be within the Cathepsin D heavy chain of the protein. In silico analysis predicts this variant is probably damaging to the protein structure/function. Based on the currently available information, it is unclear whether this variant is a pathogenic mutation or a rare benign variant.The variant is found in EPILEPSY panel(s).
# | Sample | Method | Observation |
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Origin | Affected | Number tested | Tissue | Purpose | Method | Individuals | Allele frequency | Families | Co-occurrences |
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1 | germline | yes | not provided | not provided | not provided | | not provided | not provided | not provided | not provided |