chr start stop reference nuc variant nuc depth genic status zygosity variant ID 15 36936020 36936021 C G 22 GENIC heterozygous 48500278 15 36938226 36938227 C T 37 GENIC heterozygous 48500297 15 36938273 36938274 C T 39 GENIC heterozygous 48500299