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pylB

Gene
pylB
Protein
3-methylornithine synthase
Organism
Methanosarcina acetivorans (strain ATCC 35395 / DSM 2834 / JCM 12185 / C2A)
Length
350 amino acids
Function
Catalyzes the isomerization of L-lysine to (2R,3R)-3-methylornithine via a radical-based mechanism (Probable). Is required for the biosynthesis of pyrrolysine.
Similarity
Belongs to the radical SAM superfamily. PylB family.
Mass
40.363 kDa
Sequence
MIKKMATEDLDRFGEKIIEGFQLSDDDLRALLSLESEEELEKLYYVARKVRNHYFGNRVFLNCFIYFSTYCKNQCAFCYYNCKNEINRYRLSREEIKETCKALKGAGFHMIDLTMGEDPYYYEEPDRFVELVQMVKNELGLPIMISPGVMDNATLLKAREKGANFFALYQETYDQELYEKLRVGQSFKGRYNTRRFAKEQGYCIEDGILTGVGNDIESTIKSLRGMKSNDPDMVRVMTFLPQEGTPLERFKENSNLSELKIIAILRLIFPKCLIPASLDLEGIDGMVHRLNAGANIVTSILPSDSKLEGVANYDRDLEERDRDIKSVIKRLEGMGMEPAPQAEFETVLRC

Gene
pylB
Protein
3-methylornithine synthase
Organism
Methanosarcina barkeri (strain Fusaro / DSM 804)
Length
350 amino acids
Function
Catalyzes the isomerization of L-lysine to (2R,3R)-3-methylornithine via a radical-based mechanism, a step in the biosynthesis pathway of pyrrolysine.
Similarity
Belongs to the radical SAM superfamily. PylB family.
Mass
40.009 kDa
Sequence
MIQKMALDEFDSLGDKVIEGYQLTDNDLRTLLSLESKEGLERLYSAARKVRDHYFGNRVFLNCFIYFSTYCKNQCSFCYYNCRNEINRYRLTMEEIKETCKTLKGAGFHMVDLTMGEDPYYYEDPNRFVELVQIVKEELGLPIMISPGLMDNATLLKAREKGANFLALYQETYDTELYRKLRVGQSFDGRVNARRFAKQQGYCVEDGILTGVGNDIESTILSLRGMSTNDPDMVRVMTFLPQEGTPLEGFRDKSNLSELKIISVLRLMFPKRLIPASLDLEGIDGMVLRLNAGANIVTSILPPDSQLEGVANYDRDLEERDRDIKSVVRRLEIMGMKPARQADFEAVLGC