Capsanthin/capsorubin synthase

Capsanthin/capsorubin synthase (EC 5.3.99.8, CCS, ketoxanthophyll synthase, capsanthin-capsorubin synthase) is an enzyme with systematic name violaxanthin—capsorubin isomerase (ketone-forming).[1][2][3] This enzyme catalyses the following chemical reaction

(1) violaxanthin capsorubin
(2) antheraxanthin capsanthin
Capsanthin/capsorubin synthase
Identifiers
EC number5.3.99.8
CAS number162032-85-1
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum

This multifunctional enzyme is induced during chromoplast differentiation in plants.

References

  1. Bouvier F, Hugueney P, d'Harlingue A, Kuntz M, Camara B (1994). "Xanthophyll biosynthesis in chromoplasts: isolation and molecular cloning of an enzyme catalyzing the conversion of 5,6-epoxycarotenoid into ketocarotenoid". Plant J. 6: 45–54. doi:10.1046/j.1365-313x.1994.6010045.x. PMID 7920703.
  2. Lefebvre V, Kuntz M, Camara B, Palloix A (1998). "The capsanthin-capsorubin synthase gene: a candidate gene for the y locus controlling the red fruit colour in pepper". Plant Mol. Biol. 36: 785–789. doi:10.1023/A:1005966313415. PMID 9526511.
  3. Xu CJ, Chen DM, Zhang SL (2001). "[Molecular cloning of full length capsanthin/capsorubin synthase homologous gene from orange (Citrus sinensis)]". Shi Yan Sheng Wu Xue Bao. 34: 147–150. PMID 12549109.
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