chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 153237459 153237460 T C 23 GENIC homozygous 112889396 4 153238204 153238205 T A 13 GENIC homozygous 112889397 4 153238345 153238346 C T 27 GENIC homozygous 112889398