chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 254244531 254244532 C T 11 GENIC homozygous 61164499 1 254245237 254245238 A G 4 GENIC homozygous 61164500 1 254247139 254247140 G A 15 GENIC possibly homozygous 61164501