chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 62948982 62948983 A C 45 GENIC homozygous 113236193 4 62949371 62949372 A G 42 GENIC homozygous 113236194 4 62949426 62949427 T C 35 GENIC homozygous 113236195