chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 188113455 188113456 T C 16 GENIC homozygous 110168316 2 188125380 188125381 G A 19 GENIC homozygous 110993574 2 188135208 188135209 C T 22 GENIC homozygous 110993582