Research Article

A Recurrent Nonsense Mutation in NECTIN4 Underlying Ectodermal Dysplasia-Syndactyly Syndrome with a Novel Phenotype in a Consanguineous Kashmiri Family

Table 2

The process of identifying the disease-causing variant involved several filtering steps.

Filtration stepsNumber of variants detected

Total variants detected in affected individuals (III-3)71,630
The number of variants remaining after filtering out synonymous variants35,466
The number of variants remaining after filtering out common variants with a minor allele frequency (MAF) of less than 0.015,127
Total homozygous variant (autosomal recessive)20
Total homozygous missense variants detected17
Total no. of frameshift variants2
Total nonsense variant1
Total variant segregated in all the affected individuals1