Protein
AMP phosphorylase 2
Organism
Archaeoglobus fulgidus (strain ATCC 49558 / VC-16 / DSM 4304 / JCM 9628 / NBRC 100126)
Function
Catalyzes the conversion of AMP and phosphate to adenine and ribose 1,5-bisphosphate (R15P). Exhibits phosphorylase activity toward CMP and UMP in addition to AMP. Functions in an archaeal AMP degradation pathway, together with R15P isomerase and RubisCO.
Similarity
Belongs to the thymidine/pyrimidine-nucleoside phosphorylase family. Type 2 subfamily.
Sequence
MKFRIKTLPLRTERIAVVLSQDDAAELGLLPGDRVKVSYDGKSFVAEVEISQEFISSGEAGVCTFTAETCSLSEECVVEIVPFARPKSVEYIRKKLNGAKYEREEIKDIIGSISSDVLSDIEISAFILANEIVGMQNDEIQWMIEAMVEVGERVVFERGTVVDMHSIGGLPGNRFSLIAVPTVAAAGLLIPKTASRAITTASGTADTMEVLANVNLSVDEIKEITEEVGGVIAWNAPTGIAPADEKIIRVEYQLELSPKPHLMASVLSKKLGSGARFVAIDIPVGKKAKVENVDVGRGFANAMMEIGRNLNLKVATALTDGSQPLGRAIGPALEAREVLEVMERKVEGDLLEKSLGIAGILFEMTGIATNGYQHARKIFESGKTLEKFREIVAAQGGDESVKAEDVAVGDKTYTLHAAKEGYVREIDIAALNEIARTAGAPKDKGAGVYVHKKRGEVVKVGDPLLTIYAEKEWKLDNAIEVANTKQAFEISGVIIERYTMGRWWS