chr start stop reference nuc variant nuc depth genic status zygosity variant ID 9 50752779 50752780 A T 38 GENIC homozygous 117335041 9 50753462 50753463 A C 42 GENIC homozygous 117335042 9 50754106 50754107 C A 29 GENIC possibly homozygous 117335043 9 50759144 50759145 C G 43 GENIC homozygous 117335044