Torulen dioksigenaza

Torulen dioksigenaza (EC 1.13.11.59, CAO-2, CarT) je enzim sa sistematskim imenom torulen:kiseonik oksidoreduktaza.[1][2][3] Ovaj enzim katalizuje sledeću hemijsku reakciju

Torulen dioksigenaza
Identifikatori
EC broj 1.13.11.59
IntEnz IntEnz view
BRENDA BRENDA entry
ExPASy NiceZyme view
KEGG KEGG entry
MetaCyc metabolic pathway
PRIAM profile
PDB RCSB PDB PDBe PDBj PDBsum
torulen + O2 4'-apo-beta,psi-karoten-4'-al + 3-metilbut-2-enal

Pretpostavlja se da se 3-metilbut-2-enal formira. Enzim ne može razgrađuje zasićene 3',4'-veze gama-karotena.

ReferenceUredi

  1. Prado-Cabrero, A., Estrada, A.F., Al-Babili, S. and Avalos, J. (2007). „Identification and biochemical characterization of a novel carotenoid oxygenase: elucidation of the cleavage step in the Fusarium carotenoid pathway”. Mol. Microbiol. 64: 448-460. PMID 17493127. 
  2. Saelices, L., Youssar, L., Holdermann, I., Al-Babili, S. and Avalos, J. (2007). „Identification of the gene responsible for torulene cleavage in the Neurospora carotenoid pathway”. Mol. Genet. Genomics 278: 527-537. PMID 17610084. 
  3. Estrada, A.F., Maier, D., Scherzinger, D., Avalos, J. and Al-Babili, S. (2008). „Novel apocarotenoid intermediates in Neurospora crassa mutants imply a new biosynthetic reaction sequence leading to neurosporaxanthin formation”. Fungal Genet. Biol. 45: 1497-1505. PMID 18812228. 

LiteraturaUredi

Spoljašnje vezeUredi