chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 170832352 170832353 G A 7 GENIC homozygous 113215085 4 170832354 170832355 A G 7 GENIC homozygous 112950584 4 170835933 170835934 C T 5 GENIC homozygous 113215086 4 170837741 170837742 A T 4 GENIC homozygous 113215087 4 170840681 170840682 C A 13 GENIC homozygous 113215088