chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 187378055 187378056 C CTG 2 GENIC homozygous 57354362 4 187378297 187378298 G A 28 GENIC homozygous 57564467 4 187381068 187381069 C A 31 GENIC homozygous 57564469 4 187382565 187382566 C T 37 GENIC homozygous 57564471