3. Read the article "An update of the chemiosmotic theory as suggested by possible proton currents inside the coupling membrane." and address the following questions. (one paragraph each) a) How does the Grotthuss mechanism and proton translocation through the membranes differ from the notion that protons are "pumped" from one side of the membrane to another? b) Focusing on the mechanism linking complex I and ATP synthase depicted in figure 3 in the article, compare that hypothetical mechanism to the classical presentation described in our textbook (refer to the diagram in your Answer). What are the major differences between this mechanism and Peter Mitchel's original chemiosmotic theory? What are the similarities. c) The authors bring up arguments for why the proton Mitchel's proton gradient mechanism is implausible. What is the most important of these and what is the compelling evidence to support these authors proposal that some of the tenets of chemiosmotic theory need revision.
3. Read the article "An update of the chemiosmotic theory as suggested by possible proton currents inside the coupling membrane." and address the following questions. (one paragraph each) a) How does the Grotthuss mechanism and proton translocation through the membranes differ from the notion that protons are "pumped" from one side of the membrane to another? b) Focusing on the mechanism linking complex I and ATP synthase depicted in figure 3 in the article, compare that hypothetical mechanism to the classical presentation described in our textbook (refer to the diagram in your Answer). What are the major differences between this mechanism and Peter Mitchel's original chemiosmotic theory? What are the similarities. c) The authors bring up arguments for why the proton Mitchel's proton gradient mechanism is implausible. What is the most important of these and what is the compelling evidence to support these authors proposal that some of the tenets of chemiosmotic theory need revision.
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
Related questions
Question
Article - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6501646/
Here are the articles provided within the question - They are not needed but are available if additional information is warranted - The figures being mentioned are already provided. This is Biochemoistry, please answer each part to the best of your ability. There are a max of 3 parts due to guidelines and please answer each part with clear and efficient work with answers. Thank you
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Step 1: The chemiosmotic theory
VIEWStep 2: a) How Grotthuss mechanism is different from proton pumping across the membrane
VIEWStep 3: b) Differences and similarities between Grotthuss mechanism and Chemiosmotic theory
VIEWStep 4: c) Controversies that make the chemiosmotic theory look implausible and tenets that require revision
VIEWSolution
VIEWTrending now
This is a popular solution!
Step by step
Solved in 5 steps
Recommended textbooks for you
Biochemistry
Biochemistry
ISBN:
9781319114671
Author:
Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:
W. H. Freeman
Lehninger Principles of Biochemistry
Biochemistry
ISBN:
9781464126116
Author:
David L. Nelson, Michael M. Cox
Publisher:
W. H. Freeman
Fundamentals of Biochemistry: Life at the Molecul…
Biochemistry
ISBN:
9781118918401
Author:
Donald Voet, Judith G. Voet, Charlotte W. Pratt
Publisher:
WILEY
Biochemistry
Biochemistry
ISBN:
9781319114671
Author:
Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:
W. H. Freeman
Lehninger Principles of Biochemistry
Biochemistry
ISBN:
9781464126116
Author:
David L. Nelson, Michael M. Cox
Publisher:
W. H. Freeman
Fundamentals of Biochemistry: Life at the Molecul…
Biochemistry
ISBN:
9781118918401
Author:
Donald Voet, Judith G. Voet, Charlotte W. Pratt
Publisher:
WILEY
Biochemistry
Biochemistry
ISBN:
9781305961135
Author:
Mary K. Campbell, Shawn O. Farrell, Owen M. McDougal
Publisher:
Cengage Learning
Biochemistry
Biochemistry
ISBN:
9781305577206
Author:
Reginald H. Garrett, Charles M. Grisham
Publisher:
Cengage Learning
Fundamentals of General, Organic, and Biological …
Biochemistry
ISBN:
9780134015187
Author:
John E. McMurry, David S. Ballantine, Carl A. Hoeger, Virginia E. Peterson
Publisher:
PEARSON