chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 66356990 66356991 A T 20 GENIC heterozygous 924377986 1 66357431 66357432 C T 37 GENIC heterozygous 924377987 1 66357721 66357722 T C 39 GENIC heterozygous 924377988