>sp|Q4FRN8|PUR9_PSYA2 Bifunctional purine biosynthesis protein PurH OS=Psychrobacter arcticus (strain DSM 17307 / VKM B-2377 / 273-4) OX=259536 GN=purH PE=3 SV=1 MSKAPLALLSVSDKSNIVEFAQGLIQAGFGLLSTGGTFRLLTEHNVAVTEVSDYTGFPEM MDGRVKTLHPKIHGGILGRRGTDDMVMSEHAIERIDLVVVNLYPFAETIARSDVTMNDAI ENIDIGGPTMVRSAAKNHAHVGIVTDPADYTRVLEALGDSTALTATLRYDLAVKAFEHTA QYDGMIANFLGSRVNESQEPESFSRTFNVQLEKVQDLRYGENPHQKAAFYVENNSSKSKQ ASIATAKQLQGKALSYNNIADTDAALECVKAFSTPACVIVKHANPCGVAVDIDQVAAYRT AFSTDPESSFGGIIAFNRPLTLAAATAIIDNQFVEVIIAPSVEDGVLEATASKKNVRVLV CGDLPAPELRDRQLDYKRVNGGLLVQEQDLGLITAHDLKIVTDVQPTEAQIADLLFSWNV AKYVKSNAIVYAKGQRTIGVGAGQMSRVNSARIAAIKAEHAGLATEGAVMASDAFFPFRD GIDNAAEVGIAAIIQPGGSMRDDETIAAANEHGIAMVFTGMRHFRH