chr start stop reference nuc variant nuc depth genic status zygosity variant ID 3 74474720 74474721 C T 6 GENIC homozygous 111930514 3 74474746 74474747 C T 8 GENIC homozygous 112128688 3 74474996 74474997 G A 20 GENIC possibly homozygous 111930518 3 74475004 74475005 C T 20 GENIC homozygous 111930520 3 74475444 74475445 G A 10 GENIC homozygous 112236154