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phnI

Gene
phnI
Protein
Alpha-D-ribose 1-methylphosphonate 5-triphosphate synthase subunit PhnI
Organism
Rhizobium meliloti (strain 1021)
Length
368 amino acids
Function
Together with PhnG, PhnH and PhnL is required for the transfer of the ribose triphosphate moiety from ATP to methyl phosphonate.
Similarity
Belongs to the PhnI family.
Mass
40.775 kDa
Sequence
MYVAVKGGEAAIANAHRLLADRRRGDRALPAITIDQVVEQLGLAVDRVMAEASLYDRALAALAVRQARGDMIEAIFILRAYRTTLPRFGYCEPVDTAKMKVERRVSATYKDLPGGQLLGPTFDYTHRLLDPSLIGEEPVDEPVLKEPGEHVMRVSDILDGEGLIEGDGKMPEGHVAGDLTREPMEFPMARDLRLQALARGDEGFLLALAYSTQRGYGRTHPFVGEVRIGEVEVELELPELGFAVSLGVIRVTECQMVNQFKGSSRQPPQFTRGYGLVFGQSERKAMSMSLVDRALRTDEFDEDIVAPAQDQEFVISHADNVQATGFVEHLKLPHYVDFQAELDLVRRMRREHDAAQAGGKDGMKEAAE

Gene
phnI
Protein
Alpha-D-ribose 1-methylphosphonate 5-triphosphate synthase subunit PhnI
Organism
Escherichia coli (strain K12)
Length
354 amino acids
Function
Together with PhnG, PhnH and PhnL is required for the transfer of the ribose triphosphate moiety from ATP to methyl phosphonate. PhnI alone has nucleosidase activity, catalyzing the hydrolysis of ATP or GTP forming alpha-D-ribose 5-triphosphate and adenine or guanine, respectively.
Similarity
Belongs to the PhnI family.
Mass
38.853 kDa
Sequence
MYVAVKGGEKAIDAAHALQESRRRGDTDLPELSVAQIEQQLNLAVDRVMTEGGIADRELAALALKQASGDNVEAIFLLRAYRTTLAKLAVSEPLDTTGMRLERRISAVYKDIPGGQLLGPTYDYTHRLLDFTLLANGEAPTLTTADSEQQPSPHVFSLLARQGLAKFEEDSGAQPDDITRTPPVYPCSRSSRLQQLMRGDEGYLLALAYSTQRGYGRNHPFAGEIRSGYIDVSIVPEELGFAVNVGELLMTECEMVNGFIDPPGEPPHFTRGYGLVFGMSERKAMAMALVDRALQAPEYGEHATGPAQDEEFVLAHADNVEAAGFVSHLKLPHYVDFQAELELLKRLQQEQNHG