Classes of Enzymes Flashcards

1
Q

Hydrolase

A

catalyzes the cleavage of a molecule by transferring part of it to H2O

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2
Q

Oxidoreductase

A

catalyzes an oxidation-reduction between two molecules

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3
Q

Dehydrogenase

A

catalyzes an O-R reaction involving 2 e- and 1 or 2 H+ between 2 molecules, one of which is NAD(P)H/NAD(P)+

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4
Q

Isomerase

A

catalyzes intramolecular rearrangement

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5
Q

Transferase

A

catalyzes the transfer of chemical groups between molecules

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6
Q

Kinase

A

catalyzes the transfer of a phosphoryl (phosphate) group between two molcules, one of which is ATP

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7
Q

Ligase

A

catalyzes the joining of 2 molecules in a reaction requiring ATP. Usually referred to as a synthetase

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8
Q

Synthase

A

catalyzes the joining of 2 molecules to make 1 molecule without ATP involvement

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9
Q

Lyases

A

catalyze the splitting of 1 molecule into 2 molecules, so opposite of synthases

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