chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 117264605 117264606 A T 16 GENIC homozygous 946719839 4 117264644 117264645 C G 9 GENIC homozygous 946719840 4 117265590 117265591 C A 28 GENIC homozygous 946719841