chr start stop reference nuc variant nuc depth genic status zygosity variant ID 12 48260921 48260922 C A 4 GENIC homozygous 126245977 12 48261118 48261119 G A 22 GENIC homozygous 123648827 12 48261559 48261560 G C 12 GENIC heterozygous 126245978 12 48261605 48261606 G C 4 GENIC heterozygous 126245979