chr start stop reference nuc variant nuc depth genic status zygosity variant ID 3 156339480 156339481 C T 55 GENIC homozygous 112190246 3 156339891 156339892 C T 76 GENIC homozygous 112190247 3 156340625 156340626 G C 65 GENIC homozygous 112190248