chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 90166384 90166385 A G 14 GENIC homozygous 62569599 1 90167848 90167849 G A 16 GENIC homozygous 62569600 1 90169194 90169195 G C 13 GENIC homozygous 62569602