>sp|B1XEY0|PPNP_ECODH Pyrimidine/purine nucleoside phosphorylase OS=Escherichia coli GN=ppnP
MLQSNEYFSGKVKSIGFSSSSTGRASVGVMVEGEYTFSTAEPEEMTVISGALNVLLPDAT
DWQVYEAGSVFNVPGHSEFHLQVAEPTSYLCRYL