chr start stop reference nuc variant nuc depth genic status zygosity variant ID 19 19618804 19618805 C A 8 GENIC homozygous 63608165 19 19619036 19619037 A C 26 GENIC heterozygous 63626073 19 19619051 19619052 T C 33 GENIC heterozygous 63626074