chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 11646520 11646521 T A 15 GENIC homozygous 115568821 7 11647473 11647474 G A 15 GENIC homozygous 115568822 7 11647558 11647559 G A 22 GENIC homozygous 115568823