chr start stop reference nuc variant nuc depth genic status zygosity variant ID 6 6434507 6434510 CTC 28 GENIC homozygous 130973760 6 6435412 6435413 G A 24 GENIC homozygous 114715153 6 6436581 6436582 A G 18 GENIC homozygous 114715154