chr start stop reference nuc variant nuc depth genic status zygosity variant ID 20 4520391 4520392 G A 25 GENIC homozygous 109074664 20 4520586 4520587 G T 29 GENIC homozygous 109074666 20 4523249 4523250 G A 36 GENIC homozygous 109074669 20 4527642 4527643 T C 38 GENIC homozygous 109074671 20 4529254 4529255 T C 45 GENIC homozygous 109074673