chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 145153734 145153735 G A 22 GENIC homozygous 603413750 1 145153735 145153736 G A 22 GENIC homozygous 603413751 1 145153794 145153795 C T 22 GENIC homozygous 601203979 1 145153797 145153798 C T 23 GENIC homozygous 601203980