>sp|B1XS23|PUR9_POLNS Bifunctional purine biosynthesis protein PurH OS=Polynucleobacter necessarius subsp. necessarius GN=purH MIRTALLSVSDKNGIVPFAKSLHEQGIKLISTGGTAKLLAENGLPVVEISSLTKFPEMLD GRVKTLHPMVHGGLLARRDFPEHMAALKEYGINTIDMLVINLYPFNETVAKENCSFEDAV ENIDIGGPAMLRAAAKNHQDVTVLISPEDYAPVLAEMKANQNSVSYKTNLALAKKVFAHT AQYDGAIANYLSALGDDLDHKARSAYPETLHLAFEKVQEMRYGENPHQAAAFYKDIYPVD GALANYKQLQGKELSYNNIADADSAWECVKSFTGNAGGAAACVIIKHANPCGVAVGASAL EAYQKAFKTDPSSAFGGIIAFNVSCDGAAAEAISKQFVEVLIAPSFSDEAKTIFAAKQNM RLLEIPLGTAFNTFDFKRVGGGLLVQSPDAKNVLENEMCVVSKRLPTPSEMHDMMFAWRV AKFVKSNAIIYCANGMTLGIGAGQMSRVDSARMASIKAKNAGLSLKGSAVASDAFFPFRD GLDVVVNGGASCAIQPGGSMRDDEIIAAADEHGIAMIFTGTRHFRH