11. Which is true of the role of the proximal histidine in myoglobin? A) Bind O₂ B) Prevent tight CO₂ binding C) Prevent tight O₂ and CO binding D) Bind covalently to the 5th coordination position of Fe E) Help keep Mb in the ferric state

Introduction to General, Organic and Biochemistry
11th Edition
ISBN:9781285869759
Author:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Publisher:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Chapter22: Proteins
Section: Chapter Questions
Problem 22.81P
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11. Which is true of the role of the proximal histidine in myoglobin?
A) Bind O₂
B) Prevent tight CO₂ binding
C) Prevent tight O₂ and CO binding
D) Bind covalently to the 5th coordination position of Fe
E) Help keep Mb in the ferric state
Transcribed Image Text:11. Which is true of the role of the proximal histidine in myoglobin? A) Bind O₂ B) Prevent tight CO₂ binding C) Prevent tight O₂ and CO binding D) Bind covalently to the 5th coordination position of Fe E) Help keep Mb in the ferric state
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