chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 72509178 72509179 A T 23 GENIC homozygous 120472016 1 72509236 72509237 C A 29 GENIC homozygous 108727774 1 72509237 72509238 A C 29 GENIC homozygous 108727775