chr start stop reference nuc variant nuc depth genic status zygosity variant ID 12 37535960 37535961 G A 52 GENIC homozygous 115608733 12 37536470 37536471 C T 44 GENIC homozygous 115608735 12 37538361 37538362 C A 27 GENIC homozygous 115608737