chr start stop reference nuc variant nuc depth genic status zygosity variant ID 8 21987072 21987073 C CA 5 GENIC heterozygous 53459427 8 21989383 21989386 AAA --- 10 GENIC heterozygous 53601719 8 21995001 21995002 C CAGA 21 GENIC homozygous 52940561