chr start stop reference nuc variant nuc depth genic status zygosity variant ID 18 29507397 29507398 G A 38 GENIC homozygous 110318429 18 29508238 29508239 T C 37 GENIC homozygous 110318431 18 29508945 29508946 C T 24 GENIC homozygous 110456528