chr start stop reference nuc variant nuc depth genic status zygosity variant ID 20 42501300 42501301 A G 29 GENIC homozygous 45634428 20 42501467 42501468 T - 17 GENIC homozygous 45634430 20 42501632 42501633 T C 28 GENIC homozygous 45634432 20 42503456 42503457 A G 13 GENIC homozygous 45634436 20 42503591 42503592 A G 18 GENIC homozygous 45634438