chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 157962640 157962641 G A 75 GENIC homozygous 137249184 4 157964891 157964892 C A 67 GENIC possibly homozygous 137249185 4 157966705 157966706 C T 72 GENIC homozygous 137249186