>sp|O27272|PUR5_METTH Phosphoribosylformylglycinamidine cyclo-ligase OS=Methanothermobacter thermautotrophicus (strain ATCC 29096 / DSM 1053 / JCM 10044 / NBRC 100330 / Delta H) OX=187420 GN=purM PE=3 SV=1 MVTYSESGVDIDLEELTVSSLTSRLSDTLKYCDVITGAGHFAALVRMGDVAIAMSTDGVG SKILVAEMMNRYDTVGIDCIAMVVNDILCVGARPAALVDYLAVERPDPEVAGEIGKGLAM GAEMARVAIIGGETASLPGIIRNLDLAATGIGFVDVDRIITGEDVSPGDTVIGLESSGIH SNGLSLARRVFFDELELSPEDEMPGSSSSVGDELLRPTRIYVEPIMELIESDVDVHGLAH ITGGGFGNLKRLRKDVGYRLDSLPEPQQIFRVIHEAGVDIREMYRVFNMGVGFCAVVAPD DVDEALSILGDRAHPIGEVTDRGSEVELEACTGETIKL