chr start stop reference nuc variant nuc depth genic status zygosity variant ID 13 52678112 52678113 A AT 13 GENIC homozygous 49758278 13 52678122 52678123 A - 15 GENIC homozygous 49758279 13 52678128 52678129 C CA 15 GENIC homozygous 49758280