>sp|B1XL39|APT_PICP2 Adenine phosphoribosyltransferase OS=Picosynechococcus sp. GN=apt MDLKSLIRDIPDFPKPGILFRDITTLLNHPEGMRYTMDALVQLCLEANLKPDHVVGMESR GFIFGPTLAYNLNAGFVPVRKPGKLLAAVHTVEYELEYGTDTLEIHQDAVGSGDKIVIVD DLIATGGTAKATAELLTKIGCDIIGFVFIVELLDLKGRDRLPDAPVLSLIQY