Lock and key mechanism: Difference between revisions

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The active site of the [[enzyme|enzyme]] is complementary to the shape of the [[substrate|substrate]] ie. the substrate has an exact matching shape to the active site&nbsp;<ref>Berg,J.M.,Tymoczko,J.L.,Stryer,L.(2007)Biochemistry, sixth ed, New York:W.H. Freeman and Company,pp.215</ref>.  
The active site of the [[Enzyme|enzyme]]&nbsp;is a cleft within the enzyme molecule which&nbsp;is complementary to the shape of the [[Substrate|substrate]] ie. the substrate has an exact matching shape to the active site&nbsp;<ref>Berg,J.M.,Tymoczko,J.L.,Stryer,L.(2007)Biochemistry, sixth ed, New York:W.H. Freeman and Company,pp.215</ref>.  
 
The shape of the active site of an enzyme means that the reaction that takes place will be very specific as only certain molecules are able to bind to it.
 
Once the substrate has bound to the active site of the enzyme, they form an enzyme substrate complex.&nbsp;


=== Reference  ===
=== Reference  ===


<references />
<references />  
 
Lodish H., Berk A., Kaiser C., Krieger M., Bretscher A., Ploegh H., Amon A., Scott M., (2000) ''Molecular Cell Biology''

Revision as of 15:37, 30 November 2012

The active site of the enzyme is a cleft within the enzyme molecule which is complementary to the shape of the substrate ie. the substrate has an exact matching shape to the active site [1].

The shape of the active site of an enzyme means that the reaction that takes place will be very specific as only certain molecules are able to bind to it.

Once the substrate has bound to the active site of the enzyme, they form an enzyme substrate complex. 

Reference

  1. Berg,J.M.,Tymoczko,J.L.,Stryer,L.(2007)Biochemistry, sixth ed, New York:W.H. Freeman and Company,pp.215

Lodish H., Berk A., Kaiser C., Krieger M., Bretscher A., Ploegh H., Amon A., Scott M., (2000) Molecular Cell Biology