chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 218655337 218655338 A G 36 GENIC homozygous 110246731 2 218655542 218655543 C T 14 GENIC homozygous 110246733 2 218657070 218657071 C A 12 GENIC homozygous 110246737