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Enzymes - Coggle Diagram
Enzymes
Enzymes lower Activation energy
Changing local environment
Positioning reactants together
Straining bonds in reactants
Enzymes reactions
Michaelis constant
Substrate conc. where ( Vmax /2)
Inhabition
Competitive
Binding to active site
Non competitive
Binding to allosteric site
Saturation
All active sites are occupied by
substrate ( = Vmax)
Other requirements for enzymes :
Cofactor
Coenzymes
Prosthetic groups
Enzymes are protein catalyst
Accelerate chemical reactions
Found in living cells
Enzyme- substrate complex
Substrate binds to active site of
enzyme by
Fit phenomenon
Lock and key metaphor