Kopalil difosfatna sintaza (EC 5.5.1.12) je enzim sa sistematskim imenom (+)-kopalil-difosfat lijaza (deciklizacija).[1][2][3][4][5] Ovaj enzim katalizuje sledeću hemijsku reakciju

Kopalil difosfatna sintaza
Identifikatori
EC broj5.5.1.12
CAS broj157972-08-2
Baze podataka
IntEnzIntEnz pregled
BRENDABRENDA pristup
ExPASyNiceZyme pregled
KEGGKEGG pristup
MetaCycmetabolički put
PRIAMprofil
Strukture PBPRCSB PDB PDBe PDBj PDBsum
geranilgeranil difosfat (+)-kopalil difosfat

Kod nekih biljki, kao što je Salvia miltiorrhiza, ovaj enzim je monofunkcionalan.

Reference уреди

  1. ^ Peters, R.J., Ravn, M.M., Coates, R.M. and Croteau, R.B. (2001). „Bifunctional abietadiene synthase: free diffusive transfer of the (+)-copalyl diphosphate intermediate between two distinct active sites”. J. Am. Chem. Soc. 123: 8974—8978. PMID 11552804. 
  2. ^ Sugai, Y., Ueno, Y., Hayashi, K., Oogami, S., Toyomasu, T., Matsumoto, S., Natsume, M., Nozaki, H. and Kawaide, H. (2011). „Enzymatic 13C labeling and multidimensional NMR analysis of miltiradiene synthesized by bifunctional diterpene cyclase in Selaginella moellendorffii”. J. Biol. Chem. 286: 42840—42847. PMID 22027823. 
  3. ^ Peters, R.J. & Croteau, R.B. (2002). „Abietadiene synthase catalysis: mutational analysis of a prenyl diphosphate ionization-initiated cyclization and rearrangement”. Proc. Natl. Acad. Sci. USA. 99: 580—584. PMID 11805316. 
  4. ^ Ravn, M.M., Peters, R.J., Coates, R.M. and Croteau, R. (2002). „Mechanism of abietadiene synthase catalysis: stereochemistry and stabilization of the cryptic pimarenyl carbocation intermediates”. J. Am. Chem. Soc. 124: 6998—7006. PMID 12059223. 
  5. ^ Peters, R.J. & Croteau, R.B. (2002). „Abietadiene synthase catalysis: conserved residues involved in protonation-initiated cyclization of geranylgeranyl diphosphate to (+)-copalyl diphosphate”. Biochemistry. 41: 1836—1842. PMID 11827528. 

Literatura уреди

Spoljašnje veze уреди