Enzyme Backbone Enzyme Backbone Enzyme Backbone R-CO-NH-R' Enzyme Backbone - Enzyme Backbone His Ser OH OH Released 7 Enzyme Backbone His Ser OH C-NH Enzyme Backbone, Asp. Enzyme Backbone His Enzyme Backbone Ser wwwww -OH HN Enzyme Backbone Enzyme Backbone His Ser AspEnzyme Backbone ASP Enzyme Backbone R' Enzyme Backbone S1 Pocket of Enzyme Enzyme Backbone Enzyme Backbone Enzyme Backbone, Enzyme Backbone Asp 2 Enzyme Backbone Enzyme Backbone Ser His HN= C-NH R R' Enzyme Backbone N-H S1 Pocket Ser HN Oxyanion Hole -NH R R 5 + H₂O Enzyme Backbone Enzyme Backbone Asp 3 Enzyme Backbone His S1 Pocket Asp Enzyme Backbone dex Enzyme Backbone His Enzyme Backbone 1 Ser Released H HN ASPzyme Backbone

Biochemistry
6th Edition
ISBN:9781305577206
Author:Reginald H. Garrett, Charles M. Grisham
Publisher:Reginald H. Garrett, Charles M. Grisham
Chapter18: Glycolysis
Section: Chapter Questions
Problem 14P: Energetic of Fructose-1 ,6-bis P Hydrolysis (Integrates with Chapter 3.) The standard free energy...
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Question

The reaction scheme shows the mechanism of chymotrypsin-catalyzed peptide hydrolysis.  Select ALL CORRECT statements regarding the chymotrypsin mechanism.

 

 

Serine is the nucleophile in the step 3.

 

Histidine is a general base in the step 2.

 

Carbonyl carbon is the electrophile in the step 3.

 

Histidine is a general acid in the step 4.

 

Carbonyl carbon is the nucleophile in the step 3.

 

This is an example of covalent catalysis.

 

Aspartate is the electrophile in the step 3.

 

Histidine is the nucleophile in the step 3.

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Transcribed Image Text:Enzyme Backbone Enzyme Backbone Enzyme Backbone R-CO-NH-R' Enzyme Backbone - Enzyme Backbone His Ser OH OH Released 7 Enzyme Backbone His Ser OH C-NH Enzyme Backbone, Asp. Enzyme Backbone His Enzyme Backbone Ser wwwww -OH HN Enzyme Backbone Enzyme Backbone His Ser AspEnzyme Backbone ASP Enzyme Backbone R' Enzyme Backbone S1 Pocket of Enzyme Enzyme Backbone Enzyme Backbone Enzyme Backbone, Enzyme Backbone Asp 2 Enzyme Backbone Enzyme Backbone Ser His HN= C-NH R R' Enzyme Backbone N-H S1 Pocket Ser HN Oxyanion Hole -NH R R 5 + H₂O Enzyme Backbone Enzyme Backbone Asp 3 Enzyme Backbone His S1 Pocket Asp Enzyme Backbone dex Enzyme Backbone His Enzyme Backbone 1 Ser Released H HN ASPzyme Backbone
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