chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 21603260 21603261 C - 20 GENIC possibly homozygous 61390081 1 21603998 21604001 TTT --- 10 GENIC heterozygous 61390087 1 21603995 21604004 TTGTTTTTT --------- 12 GENIC heterozygous 62121117