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Literature summary for 1.13.11.51 extracted from

  • Boyd, J.; Gai, Y.; Nelson, K.M.; Lukiwski, E.; Talbot, J.; Loewen, M.K.; Owen, S.; Zaharia, L.I.; Cutler, A.J.; Abrams, S.R.; Loewen, M.C.
    Sesquiterpene-like inhibitors of a 9-cis-epoxycarotenoid dioxygenase regulating abscisic acid biosynthesis in higher plants (2009), Bioorg. Med. Chem., 17, 2902-2912.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
expression in Escherichia coli BL21 Arabidopsis thaliana

Protein Variants

Protein Variants Comment Organism
additional information a homology model by apocarotenoid-15,15'-oxygenase, EC 1.14.99.n1, is used Arabidopsis thaliana

Inhibitors

Inhibitors Comment Organism Structure
(1R,3S,6R)-(3'Z)-1,5,5-trimethyl-6-(3'-methyl-5'-(phenylamino)-pent-3'-en-1'-ynyl)-7-oxabicyclo[4.1.0]heptan-3-ol 1 mM, complete inhibition of enzyme activity Arabidopsis thaliana
(1R,3S,6R)-(3'Z)-1,5,5-trimethyl-6-(3'-methyl-5'-(phenylthio)-pent-3'-en-1'-ynyl)-7-oxa-bicyclo[4.1.0]heptan-3-ol 1 mM, complete inhibition of enzyme activity Arabidopsis thaliana
(1R,4R,6R)-(3'Z)-1-(5'-(ethylthio)-3'-methylpent-3'-en-1'-ynyl)-2,2,6-trimethylcyclohexane-1,4-diol 1 mM, about 25% inhibition of enzyme activity Arabidopsis thaliana
(1S,4R,6R)-(3'Z)-1-(5'-(ethylthio)-3'-methylpent-3'-en-1'-ynyl)-2,2,6-trimethylcyclohexane-1,4-diol 1 mM, about 65% inhibition of enzyme activity Arabidopsis thaliana
(2Z,4E)-5-(1'-hydroxy-2',2',6'-trimethyl-4'-oxocyclohexyl)-3-methylpenta-2,4-dienyl 2-(thiophen-2''-yl)acetate 1 mM, about 70% inhibition of enzyme activity Arabidopsis thaliana
(4R,5S)-(3'Z)-4-(5'-(ethylthio)-3'-methylpent-3'-en-1'-ynyl)-4-hydroxy-3,3,5-trimethylcyclohexanone 1 mM, complete inhibition of enzyme activity Arabidopsis thaliana
(4S,5R)-(3'Z)-4-(5'-(ethylthio)-3'-methylpent-3'-en-1'-ynyl)-4-hydroxy-3,3,5-trimethylcyclohexanone 1 mM, about 55% inhibition of enzyme activity Arabidopsis thaliana
(4S,5R/4R,5S)-(3'Z)-4-(5'-(ethylthio)-3'-methylpent-3'-en-1'-ynyl)-4-hydroxy-3,3,5-trimethylcyclohexanone 1 mM, 75% inhibition of enzyme activity Arabidopsis thaliana
abamine 1 mM, about 70% inhibition of enzyme activity Arabidopsis thaliana
abamine SG 1 mM, about 80% inhibition of enzyme activity Arabidopsis thaliana

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.024
-
9-cis-neoxanthin
-
Arabidopsis thaliana

Organism

Organism UniProt Comment Textmining
Arabidopsis thaliana
-
-
-

Purification (Commentary)

Purification (Comment) Organism
glutathione sepharose 4 fast flow resin Arabidopsis thaliana

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
9-cis-neoxanthin + O2 assay at pH 6.7, 22°C, 20 min, reaction stopped by adding 50 microl of 25% Triton X-100 Arabidopsis thaliana xanthoxin + ?
-
?

Synonyms

Synonyms Comment Organism
9-cis-epoxycarotenoid dioxygenase key enzyme of abscisic acid biosynthesis Arabidopsis thaliana
AtNCED3
-
Arabidopsis thaliana
NCED
-
Arabidopsis thaliana

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
22
-
assay at Arabidopsis thaliana

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6.7
-
assay at Arabidopsis thaliana