chr start stop reference nuc variant nuc depth genic status zygosity variant ID X 37332616 37332620 CCCC ---- 4 INTERGENIC heterozygous 45436260 X 37332617 37332620 CCC --- 4 INTERGENIC heterozygous 45877638 X 37335849 37335850 C - 4 INTERGENIC heterozygous 45667623 X 37341681 37341685 CATT ---- 4 INTERGENIC homozygous 45436262