chr start stop reference nuc variant nuc depth genic status zygosity variant ID 20 8810264 8810265 G GGT 1 GENIC homozygous 45420124 20 8812111 8812112 C - 12 GENIC homozygous 45420143 20 8812119 8812122 CGG --- 15 GENIC heterozygous 45420145 20 8812447 8812448 A AG 4 GENIC homozygous 45420149