chr start stop reference nuc variant nuc depth genic status zygosity variant ID 5 4744837 4744838 G C 8 GENIC homozygous 113630487 5 4745187 4745188 C T 6 GENIC homozygous 113630489 5 4745990 4745991 G C 19 GENIC homozygous 113630490