chr start stop reference nuc variant nuc depth genic status zygosity variant ID 17 7075918 7075919 G T 19 GENIC homozygous 47007663 17 7075919 7075920 G T 19 GENIC homozygous 47007664 17 7075928 7075929 G A 21 GENIC homozygous 47007665