chr start stop reference nuc variant nuc depth genic status zygosity variant ID 12 20507952 20507953 G A 27 GENIC homozygous 50105466 12 20508970 20508971 A C 3 GENIC homozygous 50105470 12 20509501 20509513 GACTGTATGACT ------------ 26 GENIC homozygous 50105472 12 20510257 20510258 G C 3 GENIC homozygous 50105476 12 20510755 20510756 C T 7 GENIC homozygous 50105478