chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 181394018 181394019 C A 51 GENIC homozygous 135763135 1 181396034 181396035 G T 24 GENIC homozygous 135763136 1 181399544 181399545 C A 50 GENIC homozygous 143804579