chr start stop reference nuc variant nuc depth genic status zygosity variant ID 12 18532729 18532730 G C 34 GENIC homozygous 955964384 12 18532826 18532827 G C 23 GENIC homozygous 955964385 12 18533430 18533431 T G 24 GENIC homozygous 955964386