Promiscuity, a Driver of Plant Cytochrome P450 Evolution?

Plant cytochrome P450 monooxygenases were long considered to be highly substrate-specific, regioselective and stereoselective enzymes, in this respect differing from their animal counterparts. The functional data that have recently accumulated clearly counter this initial dogma. Highly promiscuous P...

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Main Author: Danièle Werck-Reichhart
Format: Article
Language:English
Published: MDPI AG 2023-02-01
Series:Biomolecules
Subjects:
Online Access:https://www.mdpi.com/2218-273X/13/2/394
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author Danièle Werck-Reichhart
author_facet Danièle Werck-Reichhart
author_sort Danièle Werck-Reichhart
collection DOAJ
description Plant cytochrome P450 monooxygenases were long considered to be highly substrate-specific, regioselective and stereoselective enzymes, in this respect differing from their animal counterparts. The functional data that have recently accumulated clearly counter this initial dogma. Highly promiscuous P450 enzymes have now been reported, mainly in terpenoid pathways with functions in plant adaptation, but also some very versatile xenobiotic/herbicide metabolizers. An overlap and predictable interference between endogenous and herbicide metabolism are starting to emerge. Both substrate preference and permissiveness vary between plant P450 families, with high promiscuity seemingly favoring retention of gene duplicates and evolutionary blooms. Yet significant promiscuity can also be observed in the families under high negative selection and with essential functions, usually enhanced after gene duplication. The strategies so far implemented, to systematically explore P450 catalytic capacity, are described and discussed.
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spelling doaj.art-7f057bc7dc0447f1acec51ad5c5ed7232023-11-16T19:24:35ZengMDPI AGBiomolecules2218-273X2023-02-0113239410.3390/biom13020394Promiscuity, a Driver of Plant Cytochrome P450 Evolution?Danièle Werck-Reichhart0Institut de Biologie Moléculaire des Plantes du Centre National de la Recherche Scientifique (CNRS), Université de Strasbourg, 67000 Strasbourg, FrancePlant cytochrome P450 monooxygenases were long considered to be highly substrate-specific, regioselective and stereoselective enzymes, in this respect differing from their animal counterparts. The functional data that have recently accumulated clearly counter this initial dogma. Highly promiscuous P450 enzymes have now been reported, mainly in terpenoid pathways with functions in plant adaptation, but also some very versatile xenobiotic/herbicide metabolizers. An overlap and predictable interference between endogenous and herbicide metabolism are starting to emerge. Both substrate preference and permissiveness vary between plant P450 families, with high promiscuity seemingly favoring retention of gene duplicates and evolutionary blooms. Yet significant promiscuity can also be observed in the families under high negative selection and with essential functions, usually enhanced after gene duplication. The strategies so far implemented, to systematically explore P450 catalytic capacity, are described and discussed.https://www.mdpi.com/2218-273X/13/2/394cytochrome P450plant metabolismpromiscuityevolutionplant defenseherbicide resistance
spellingShingle Danièle Werck-Reichhart
Promiscuity, a Driver of Plant Cytochrome P450 Evolution?
Biomolecules
cytochrome P450
plant metabolism
promiscuity
evolution
plant defense
herbicide resistance
title Promiscuity, a Driver of Plant Cytochrome P450 Evolution?
title_full Promiscuity, a Driver of Plant Cytochrome P450 Evolution?
title_fullStr Promiscuity, a Driver of Plant Cytochrome P450 Evolution?
title_full_unstemmed Promiscuity, a Driver of Plant Cytochrome P450 Evolution?
title_short Promiscuity, a Driver of Plant Cytochrome P450 Evolution?
title_sort promiscuity a driver of plant cytochrome p450 evolution
topic cytochrome P450
plant metabolism
promiscuity
evolution
plant defense
herbicide resistance
url https://www.mdpi.com/2218-273X/13/2/394
work_keys_str_mv AT danielewerckreichhart promiscuityadriverofplantcytochromep450evolution