chr start stop reference nuc variant nuc depth genic status zygosity variant ID 18 30527577 30527578 G A 23 GENIC homozygous 110320398 18 30528736 30528737 A T 22 GENIC homozygous 110320400 18 30529960 30529961 C T 38 GENIC homozygous 110320406