chr start stop reference nuc variant nuc depth genic status zygosity variant ID 19 55879411 55879412 A G 39 GENIC homozygous 968380859 19 55880189 55880190 A C 21 GENIC homozygous 968380860 19 55880487 55880488 C T 19 GENIC homozygous 968380861