chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 72379431 72379432 T G 4 GENIC homozygous 108133321 1 72379432 72379433 T C 4 GENIC homozygous 108133322 1 72379433 72379434 T G 4 GENIC homozygous 108133323 1 72379435 72379436 T A 4 GENIC homozygous 108133324