TRNK pseudouridinska55 sintaza

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TRNK pseudouridinska55 sintaza
Identifikatori
EC broj 5.4.99.25
CAS broj 430429-15-5
IntEnz IntEnz view
BRENDA BRENDA entry
ExPASy NiceZyme view
KEGG KEGG entry
MetaCyc metabolic pathway
PRIAM profile
PDB RCSB PDB PDBe PDBj PDBsum

TRNK pseudouridinska55 sintaza (EC 5.4.99.25, TruB, aCbf5, Pus4, YNL292w (gen), Psi55 tRNK pseudouridin sintaza, tRNK:Psi55-sintaza, tRNK pseudouridin 55 sintaza, tRNK:pseudouridin-55 sintaza, Psi55 sintaza, tRNK Psi55 sintaza, tRNK:Psi55 sintaza, tRNK-uridin55 uracil mutaza, Pus10, tRNK-uridin54/55 uracil mutaza) je enzim sa sistematskim imenom tRNK-uridin55 uracil mutaza.[1][2][3][4][5][6] Ovaj enzim katalizuje sledeću hemijsku reakciju

tRNK uridin55 tRNK pseudouridin55

Pseudouridinska sintaza TruB iz Escherichia coli specifično modifikuje [uridin]]55 u tRNK molekulima.

Reference[uredi | uredi kod]

  1. Nurse, K., Wrzesinski, J., Bakin, A., Lane, B.G. and Ofengand, J. (1995). „Purification, cloning, and properties of the tRNA Ψ55 synthase from Escherichia coli”. RNA 1: 102-112. PMID 7489483. 
  2. Becker, H.F., Motorin, Y., Planta, R.J. and Grosjean, H. (1997). „The yeast gene YNL292w encodes a pseudouridine synthase (Pus4) catalyzing the formation of Ψ55 in both mitochondrial and cytoplasmic tRNAs”. Nucleic Acids Res. 25: 4493-4499. PMID 9358157. 
  3. Pienkowska, J., Wrzesinski, J. and Szweykowska-Kulinska, Z. (1998). „A cell-free yellow lupin extract containing activities of pseudouridine 35 and 55 synthases”. Acta Biochim. Pol. 45: 745-754. PMID 9918501. 
  4. Chaudhuri, B.N., Chan, S., Perry, L.J. and Yeates, T.O. (2004). „Crystal structure of the apo forms of Ψ55 tRNA pseudouridine synthase from Mycobacterium tuberculosis: a hinge at the base of the catalytic cleft”. J. Biol. Chem. 279: 24585-24591. PMID 15028724. 
  5. Hoang, C., Hamilton, C.S., Mueller, E.G. and Ferre-D'Amare, A.R. (2005). „Precursor complex structure of pseudouridine synthase TruB suggests coupling of active site perturbations to an RNA-sequestering peripheral protein domain”. Protein Sci. 14: 2201-2206. PMID 15987897. 
  6. Gurha, P. and Gupta, R. (2008). „Archaeal Pus10 proteins can produce both pseudouridine 54 and 55 in tRNA”. RNA 14: 2521-2527. PMID 18952823. 

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