chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 157225882 157225883 A G 33 GENIC homozygous 112905871 4 157227144 157227145 C G 37 GENIC homozygous 112905873 4 157227738 157227739 G A 27 GENIC possibly homozygous 112905877 4 157230448 157230449 G A 38 GENIC homozygous 112905879