chr start stop reference nuc variant nuc depth genic status zygosity variant ID 20 30818327 30818328 T G 33 GENIC homozygous 109464260 20 30830170 30830171 A C 37 GENIC homozygous 109253038 20 30830966 30830967 C T 8 GENIC possibly homozygous 119817816