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Enzymes - UMMC SOM
Enzymes I
6
Biochemistry
Graduate
08/17/2013

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Term
Oxidoreductase
Definition
Class of enzymes that catalyzes oxidation-reduction rxns
ex: dehydrogenase
Term
Transferases
Definition
Catalyze transfer of C-, N- , P- containing groups
ex: serine --> glycine
Term
Hydrolases
Definition
Catalyze cleavage of bonds by addition of H20
ex: Urea + H20 --> CO2 + NH3
Term
Lyases
Definition
Catalyze cleavage of C-C , C-S and some C-N bonds
ex: decarboxylase
Term
Isomerases
Definition
Catalyze racemization of optical or geometric isomers
ex: mutase
Term
ligases
Definition
catalyze formation of bonds between carbon and O,S,N
coupled with hydrolases of high energy phosphate
ex: carboxylase + ATP
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