chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 4799079 4799080 G A 26 GENIC homozygous 58719457 2 4799167 4799168 C T 25 GENIC homozygous 58719458 2 4799308 4799309 T A 24 GENIC homozygous 58719459