Trimetilamin-korinoid protein Co-metiltransferaza
Trimetilamin-korinoid protein Co-metiltransferaza (EC 2.1.1.250, mttB (gen), trimetilaminska metiltransferaza) je enzim sa sistematskim imenom trimetilamin:5-hidroksibenzimidazolilkobamid Co-metiltransferaza.[1][2] Ovaj enzim katalizuje sledeću hemijsku reakciju
Trimetilamin-korinoid protein Co-metiltransferaza | |||||||||
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Identifikatori | |||||||||
EC broj | 2.1.1.250 | ||||||||
Baze podataka | |||||||||
IntEnz | IntEnz pregled | ||||||||
BRENDA | BRENDA pristup | ||||||||
ExPASy | NiceZyme pregled | ||||||||
KEGG | KEGG pristup | ||||||||
MetaCyc | metabolički put | ||||||||
PRIAM | profil | ||||||||
Strukture PBP | RCSB PDB PDBe PDBj PDBsum | ||||||||
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- trimetilamin + [Co(I) trimetilamin-specifični korinoidni protein] [metil-Co(III) trimetilamin-specifični korinoidni protein] + dimetilamin
Enzim, koji katalizuje transfer metil grupe sa trimetilamina na trimetilamin-specifični korinoidni protein (MttC), učestvuje u metanogenezi. Ovaj enzim sadrži neobičnu aminokiselinu pirolizin.
Reference
уреди- ^ Ferguson, D.J., Jr. & Krzycki, J.A. (1997). „Reconstitution of trimethylamine-dependent coenzyme M methylation with the trimethylamine corrinoid protein and the isozymes of methyltransferase II from Methanosarcina barkeri”. J. Bacteriol. 179: 846—852. PMID 9006042.
- ^ Krzycki, J.A. (2004). „Function of genetically encoded pyrrolysine in corrinoid-dependent methylamine methyltransferases”. Curr. Opin. Chem. Biol. 8: 484—491. PMID 15450490.
Literatura
уреди- Nicholas C. Price; Lewis Stevens (1999). Fundamentals of Enzymology: The Cell and Molecular Biology of Catalytic Proteins (Third изд.). USA: Oxford University Press. ISBN 019850229X.
- Eric J. Toone (2006). Advances in Enzymology and Related Areas of Molecular Biology, Protein Evolution (Volume 75 изд.). Wiley-Interscience. ISBN 0471205036.
- Branden C; Tooze J. Introduction to Protein Structure. New York, NY: Garland Publishing. ISBN 0-8153-2305-0.
- Irwin H. Segel. Enzyme Kinetics: Behavior and Analysis of Rapid Equilibrium and Steady-State Enzyme Systems (Book 44 изд.). Wiley Classics Library. ISBN 0471303097.
Spoljašnje veze
уреди- Trimethylamine-corrinoid+protein+Co-methyltransferase на US National Library of Medicine Medical Subject Headings (MeSH)