chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 83991845 83991846 T G 34 GENIC homozygous 942823559 1 83992519 83992520 G A 34 GENIC homozygous 942823560 1 83992887 83992888 T C 35 GENIC homozygous 942823561