chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 12283327 12283328 C T 14 GENIC homozygous 115569749 7 12283342 12283343 C G 12 GENIC homozygous 115569750 7 12283525 12283526 G A 14 GENIC homozygous 115569751