Term: hydrolase
Literally
meaning: “enzyme
of breaking down water”
Origin: Anc Greek
ύδωρ/hydor(=water)
+-άση/-asy(=-ase) enzyme suffix added to the
name of the substrate that the enzyme
hydrolyzes eg proteinase for protein or lipase for lipids
>διά-/dia-(=prefix denoting “through”, “apart” )
> δυο/dio(two) + στάσις/stasis(=halt)
> ίστημι/histimi(=stand).
Coined/History
(?)
Definition
A hydrolase is an enzyme that catalyzes the breaking of a chemical bond by adding a
water molecule to a substance resulting in the split of that substance into two
parts. Hydrolases are classified as
enzymes of class EC 3.
β-galactosidase is a hydrolase enzyme that catalyzes the hydrolysis of β-galactosides into monosaccharides. Substrates of different β-galactosidases incl b galactosidase
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