chr start stop reference nuc variant nuc depth genic status zygosity variant ID 12 13839822 13839823 T A 30 GENIC homozygous 50364363 12 13839823 13839824 T G 29 GENIC homozygous 50364365 12 13843078 13843079 A AAC 14 GENIC possibly homozygous 50062458