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...e study of the [[chemical reaction]]s that are [[catalyst|catalysed]] by [[enzymes]]. In enzyme kinetics the [[reaction rate]] is measured and the effects of ...nto single-substrate and multiple-substrate mechanisms. Kinetic studies on enzymes that only bind one substrate, such as [[Triosephosphateisomerase|triosephos ...

...les that bind to enzymes are inhibitors; ''[[enzyme activator]]s'' bind to enzymes and increase their [[enzyme assay|enzymatic activity]]. ...t specifically bind to and inhibit an enzyme target. This can help control enzymes that may be damaging to a cell, such as [[protease]]s or [[nuclease]]s; a w ...

...nd speed up only a few reactions from among many possibilities, the set of enzymes made in a cell determines which [[metabolic pathway]]s occur in that cell. ...yme-like catalysis.<ref>{{cite journal |author=Groves JT |title=Artificial enzymes. The importance of being selective |journal=Nature |volume=389 |issue=6649 ...

...main protein complexes are involved, whereas in prokaryotes many different enzymes are present, using a variety of electron donors and acceptors. ...contributing to [[disease]] and, possibly, [[aging]] ([[senescence]]). The enzymes carrying out this metabolic pathway are also the target of many drugs and [ ...

...2001 |pmid=11395412 | doi = 10.1146/annurev.biochem.70.1.369}}</ref> These enzymes are also needed to relieve the twisting stresses introduced into DNA strand ...cell to replicate chromosome ends using the enzyme [[telomerase]], as the enzymes that normally replicate DNA cannot copy the extreme 3′ ends of chromosomes. ...

...els of antioxidants, or [[enzyme inhibitor|inhibition]] of the antioxidant enzymes, causes [[oxidative stress]] and may damage or kill cells. ...ear.<ref>{{cite journal |author=Seaver LC, Imlay JA |title=Are respiratory enzymes the primary sources of intracellular hydrogen peroxide? |journal=J. Biol. C ...