12-oxophytodienoate reductase
From Proteopedia
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== Function == | == Function == | ||
| - | '''12-oxophytodienoate reductase''' (OPR) catalyzes the conversion of <scene name='71/710043/Cv/7'>12-oxophytodienoate</scene> <span style="color:lime;background-color:black;font-weight:bold;">(green)</span> to 3-oxo-pentenyl-cyclopentane octanoate. The expression of OPR is induced by stimuli like touch, wind, wounding, UV light and detergent. OPR uses the cofactor <scene name='71/710043/Cv/ | + | '''12-oxophytodienoate reductase''' (OPR) catalyzes the conversion of <scene name='71/710043/Cv/7'>12-oxophytodienoate</scene> <span style="color:lime;background-color:black;font-weight:bold;">(green)</span> to 3-oxo-pentenyl-cyclopentane octanoate. The expression of OPR is induced by stimuli like touch, wind, wounding, UV light and detergent. OPR uses the cofactor <scene name='71/710043/Cv/8'>flavin mononucleotide (FMN)</scene> <span style="color:cyan;background-color:black;font-weight:bold;">(cyan)</span> which is reduced by NADPH. <scene name='71/710043/Cv/5'>Click here to see active site</scene>. OPR exhibits self inhibition by dimerization. Three isozymes of OPR are known – OPR1, OPR2, OPR3.<br /> |
* OPR1 cleaves olefinic bonds in α,β-unsaturated carbonyls.<br /> | * OPR1 cleaves olefinic bonds in α,β-unsaturated carbonyls.<br /> | ||
* OPR3 cleaves olefinic bonds in cyclic enones. | * OPR3 cleaves olefinic bonds in cyclic enones. | ||
Revision as of 11:09, 25 October 2015
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3D Structures of 12-oxophytodienoate reductase
Updated on 25-October-2015
