Draw a diagram of the histidine side chain in the protonated and unprotonatedstates. Show the contributing resonance structures and the composite resonancestructure for the protonated state.

The four types of biological macromolecules are proteins, nucleic acids, carbohydrates and…

Answered: Draw a diagram of the histidine side…

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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Similar questions

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With the following amino acid side chain can the side chain of threonine form hydrogen bonds? Q.) Phenylalanine
What is the contribution of dilsulfide bonds in proteins?Which groups or side chain participate in these reactions? Discuss with examples in detail.
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The pka of the side chain of histidine is 6.00. What is the percent of protonated histidine at pH 6.4? 15.3% 28.5% 45.3% O 66.6%
What is the catalytic triad of chymotrypsin? Describe the mechanism of chymotrypsin in cleaving a peptide bond, highlighting the roles of the catalytic triad and the significance of the oxyanion hole.
Threonine has two chiral centers. Draw L-threonine and indicate which carbon atoms are chiral. Which carbon atom is responsible for d and L configuration?
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Consider the reaction for assembly of a tetrapeptide from four amino acids: Serine + Proline + Alanine + Methionine ----> SPAM tetrapeptide Draw a free energy diagram for this reaction (you know, the one that is a line with a speed bump on it?). Remember to always label the axes on graphs, and label where the (actual) reactants and products free energies are on the curve. In addition, label activation energy and draw a dashed line showing the effect of an enzyme on the curve.

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Draw a diagram of the histidine side chain in the protonated and unprotonated states. Show the contributing resonance structures and the composite resonance structure for the protonated state.