chr start stop reference nuc variant nuc depth genic status zygosity variant ID 3 78176772 78176773 C T 7 GENIC homozygous 73524506 3 78186777 78186778 C G 17 GENIC homozygous 72008993 3 78220607 78220608 G C 6 GENIC homozygous 73380354