chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 84818530 84818531 G T 16 GENIC homozygous 987253495 2 84818969 84818970 G T 21 GENIC homozygous 987253496 2 84818977 84818978 C T 18 GENIC homozygous 987253497