Nikotinat-nukleotid—dimetilbenzimidazol fosforiboziltransferaza
Изглед
Nikotinat-nukleotid—dimetilbenzimidazol fosforiboziltransferaza | |||||||||
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Identifikatori | |||||||||
EC broj | 2.4.2.21 | ||||||||
CAS broj | 37277-76-2 | ||||||||
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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Nikotinat-nukleotid—dimetilbenzimidazol fosforiboziltransferaza (EC 2.4.2.21, nikotinat mononukleotid-dimetilbenzimidazolna fosforiboziltransferaza, nikotinat ribonukleotid:benzimidazol (adenin) fosforiboziltransferaza, nikotinat-nukleotid:dimetilbenzimidazol fosfo-D-riboziltransferaza, CobT, nikotinat mononukleotid (NaMN):5,6-dimetilbenzimidazol fosforiboziltransferaza) je enzim sa sistematskim imenom nikotinat-nukleotid:5,6-dimetilbenzimidazol fosfo-D-riboziltransferaza.[1][2][3][4][5][6] Ovaj enzim katalizuje sledeću hemijsku reakciju
- beta-nikotinat D-ribonukleotid + 5,6-dimetilbenzimidazol nikotinat+ alfa-ribazole 5'-fosfat
Ovaj enzim takođe deluje na benzimidazol.
Reference
[уреди | уреди извор]- ^ Friedmann, H.C. (1965). „Partial purification and properties of a single displacement trans-N-glycosidase”. J. Biol. Chem. 240: 413—418. PMID 14253445.
- ^ Friedmann, H.C. & Fyfe, J.A. (1969). „Pseudovitamin B12 biosynthesis. Enzymatic formation of a new adenylic acid, 7-α-D-ribofuranosyladenine 5′-phosphate”. J. Biol. Chem. 244: 1667—1671. PMID 5780835.
- ^ Fyfe, J.A. & Friedmann, H.C. (1969). „Vitamin B12 biosynthesis. Enzyme studies on the formation of the α-glycosidic nucleotide precursor”. J. Biol. Chem. 244: 1659—1666. PMID 4238408.
- ^ Cameron, B., Blanche, F., Rouyez, M.C., Bisch, D., Famechon, A., Couder, M., Cauchois, L., Thibaut, D., Debussche, L. and Crouzet, J. (1991). „Genetic analysis, nucleotide sequence, and products of two Pseudomonas denitrificans cob genes encoding nicotinate-nucleotide: dimethylbenzimidazole phosphoribosyltransferase and cobalamin (5′-phosphate) synthase”. J. Bacteriol. 173: 6066—6073. PMID 1917841.
- ^ Cheong, C.G., Escalante-Semerena, J.C. and Rayment, I. (2001). „Structural investigation of the biosynthesis of alternative lower ligands for cobamides by nicotinate mononucleotide: 5,6-dimethylbenzimidazole phosphoribosyltransferase from Salmonella enterica”. J. Biol. Chem. 276: 37612—37620. PMID 11441022.
- ^ Cheong, C.G., Escalante-Semerena, J.C. and Rayment, I. (2002). „Capture of a labile substrate by expulsion of water molecules from the active site of nicotinate mononucleotide:5,6-dimethylbenzimidazole phosphoribosyltransferase (CobT) from Salmonella enterica”. J. Biol. Chem. 277: 41120—41127. PMID 12101181.
Literatura
[уреди | уреди извор]- 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 | уреди извор]- Nicotinate-nucleotide---dimethylbenzimidazole+phosphoribosyltransferase на US National Library of Medicine Medical Subject Headings (MeSH)