chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 73757362 73757365 TAC --- 20 GENIC heterozygous 54982440 7 73757376 73757380 CCTC ---- 15 GENIC heterozygous 54982442 7 73757385 73757387 CC -- 11 GENIC heterozygous 54982444