BIO 435 BIO 435
ENZYMOLOGY ENZYMOLOGY
V. WEEK
ENZYMATIC CATALYST
MECHANISMS
BINDING ENERGY MAKES
CONTRIBUTION TO FREEDOM AND CATALYST…
SPECIFIC CATALITIC GROUPS CAN BE
ATTENDED TO CATALYST.
When the substrate is bound to the enzyme, catalytic functional groups contribute to the cleavage
and formation of the bond by a group of mechanisms…
Mechanisms Mechanisms
general acid-base catalysis
covalent catalysis
metal ion catalysis
GGeneral acid-base eneral acid-base catalysis
catalysis
FUNCTIONAL GROUPS IN THE
ACTIVE REGION OF ENZYMES MAY HAVE POTENTIAL TO TRANSFER
WITH AN ELECTRON / PROTON.
CCovalent catalysisovalent catalysis
SOME OF THE ENZYMES CAN CREATE COVALENT
INTERACTIONS WITHOUT SUBSTRATE.
MMetal ion catalysisetal ion catalysis
WEAK-LINKED INTERACTIONS BETWEEN METAL AND
SUBSTRATE