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Oxidative Phosphorylation Respiration-linked H+ pumping out of the matrix conserves some of the free energy of spontaneous e- transfers as potential energy of an electrochemical H+ gradient. 3-D ... there is electron transfer-linked transport of 2H+ per 2e- (4H+ per 4e-) from the matrix to the ...
Date added: September 28, 2011 - Views: 146
Electron Transport and Oxidative Phosphorylation It all reduces down to water. Mitochondria outer membrane relatively permeable inner membrane permeable only to those things with specific transporters Impermeable to NADH and FADH2 Permeable to pyruvate Compartmentalization Kreb's and β ...
Date added: November 14, 2011 - Views: 107
Title: Oxidative Phosphorylation and Electron Transport Chain(ETC) Author: BT 1 Last modified by: Himc Created Date: 9/23/2009 6:09:46 AM Document presentation format
Date added: June 17, 2014 - Views: 1
Bioenergetics and Oxidative Phosphorylation Bioenergetics : describes the transfer and utilization of energy in biological system. Electron Transport: Electrons carried by reduced coenzymes are passed through a chain of proteins and coenzymes to drive the generation of a proton gradient across ...
Date added: May 28, 2013 - Views: 11
Net reaction Electron transport and oxidative phosphorylation ... Presentation Lecture 27 For the exam PowerPoint Presentation Glyoxylate cycle PowerPoint Presentation Electron transport and oxidative phosphorylation PowerPoint Presentation PowerPoint Presentation ...
Date added: November 29, 2011 - Views: 19
This glycerol 3-phosphate shuttle is especially prominent in muscle and enables it to sustain a very high rate of oxidative phosphorylation. ... TWO COMPARTMENTS Components of the mitochondrial electron-transport chain Slide 6 Components of the mitochondrial electron-transport chain ...
Date added: April 10, 2012 - Views: 6
Oxidative Phosphorylation Describe the process of oxidative phosphorylation, with reference to the roles of electron carriers, oxygen and the mitochondrial cristae;
Date added: October 21, 2012 - Views: 9
Oxidative Phosphorylation Endergonic Synthesis of ATP Electron Transport and ATP Synthesis Coupling of Electron Transport and ATP Synthesis In intact mitochondria, electron transport requires simultaneous synthesis of ATP Chemiosmotic Theory Peter Mitchell Links Electron Transport to ATP ...
Date added: January 5, 2014 - Views: 6
Oxidative Phosphorylation It is the process ... ADP and Pi also require transport protein for their import and export across the inner ... O2/ H2O Components of the Respiratory chain The inner membrane consists of majority of proteins including three major electron transporting ...
Date added: November 14, 2011 - Views: 48
Electron Transport Chain ... into a cytoplasm by exchange with ADP When the term is used it always means „ATP synthesis“ phosphorylation oxidative phosphorylation aerobic phosphorylation substrate level phosphorylation When the term is used it always means „ATP synthesis ...
Date added: September 11, 2012 - Views: 19
... Electron Transport What determines the rate of electron transport? distance between donor and acceptor Electron Transport ... Times New Roman Symbol Ribbons Oxidative Phosphorylation General Considerations General Considerations Origin of Mitocondria Redox Potentials and Free ...
Date added: November 5, 2011 - Views: 49
Oxidative phosphorylation Oxidative Phosphorylation: electron transport chain and chemiosmosis e- trasport chain embedded in INNER mito membrane
Date added: January 30, 2013 - Views: 5
... by ATP synthase This proton transport couples electron transport to oxidative phosphorylation Cytoplasm Uncoupling of Oxidative Phosphorylation Electron Transport ADP ATP ADP ATP ADP ATP O2 H2O Electron transport coupled to phosphorylation of ADP ATP Electron Transport O2 H2O ...
Date added: June 25, 2012 - Views: 8
Terminal Oxidative Phosphorylation ... In 1961 Peter D. Mitchell published a hypothesis for the nature of the coupling between electron transport and phosphorylation – the chemiosmotic hypothesis. This hypothesis is universally accepted now, ...
Date added: September 24, 2013 - Views: 11
CHEM 527 Electron Transport & Oxidative Phosphorylation * FIGURE 19-10 Structure of Complex II (succinate dehydrogenase). (PDB ID 1ZOY) This complex (shown here is the porcine heart enzyme) has two transmembrane subunits, C and D; the cytoplasmic extensions contain subunits A and B.
Date added: May 4, 2013 - Views: 10
... is the process in which ATP is formed as a result of the transfer of electrons from NADH or FADH2 to O2 by a series of electron carriers. OXIDATIVE PHOSPHORYLATION IN EUKARYOTES TAKES PLACE IN ... molecules. Contains transporters (translocases). THE ELECTRON TRANSPORT CHAIN Series of ...
Date added: December 12, 2013 - Views: 2
Oxidative Phosphorylation Electron Transport Chain Oxidative Phosphorylation H+ transport results in an electrochemical gradient Proton motive ... Oxidative Phosphorylation Electron Transport Chain Oxidative Phosphorylation H+ transport results in an electrochemical gradient Proton motive ...
Date added: December 23, 2012 - Views: 43
Electron Transport Chain ... into a cytoplasm by exchange with ADP When the term is used it always means „ATP synthesis“ phosphorylation oxidative phosphorylation aerobic phosphorylation substrate level phosphorylation Oxidative phosphorylation needs proton gradient on the inner ...
Date added: September 16, 2013 - Views: 4
... therefore lots of ATP can be produced. Chemiosmosis and Oxidative Phosphorylation There is an electrochemical ... Arial Calibri Constantia Wingdings 2 Flow 1_Flow 2_Flow 3_Flow Electron Transport Chain and Chemiosmosis Introduction to the ETC How it Works How it Works How ...
Date added: December 12, 2013 - Views: 5
... Structure Cytochrome oxidase consumers almost all the oxygen we breath Energy conversions in respiration Evolution of oxidative phosphorylation ... Respiration in mitochondrion generates H+ EC gradient and ATP Overview of mitochondrial e- transport NADH donates e- to electron transport ...
Date added: October 9, 2011 - Views: 37
... Oxidative phosphorylation (accounts for most of the ATP synthesis) © 2011 Pearson Education, Inc. ... The Pathway of Electron Transport The electron transport chain is in the inner membrane (cristae) ...
Date added: December 26, 2013 - Views: 7
The proton gradient is the stored energy that catalyzes the oxidative phosphorylation of ADP. More ATP produced in oxidative phosphorylation vs anaerobic fermentation. ... Electron Transport Chain The electron transport chain (ETC) ...
Date added: November 23, 2013 - Views: 5
Oxidative Phosphorylation Part 2 ... * A real simple electron transport scheme in E. coli. * Bacterial quinone is a little different in structure, but works the same way as ubiquinione. * * It all depends which mitochondria, bacteria, ...
Date added: January 23, 2014 - Views: 1
Fates of Organic Building Blocks in ATP Metabolism Cellular Respiration Glycolysis Balance Sheet for Glycolysis Balance Sheet for the Transition Reaction and Krebs Cycle Electron Transport Chain and Oxidative Phosphorylation Electrons are delivered to O, forming O– O– attracts H+ to form H2O ...
Date added: November 26, 2011 - Views: 66
... 2 ATP 2 ATP about 26 or 28 ATP Glycolysis Glucose 2 Pyruvate Pyruvate oxidation 2 Acetyl CoA Citric acid cycle Oxidative phosphorylation: electron transport and chemiosmosis CYTOSOL Maximum per glucose: About 30 or 32 ATP Concept 9.5: ...
Date added: June 24, 2013 - Views: 5
Lecture 29 Oxidative phosphorylation/Uncoupled electron transport Fatty acids Quiz on Friday 12-3-11 (beta-oxidation) full class Quiz on Wednesday 12-7-10 (fatty acid synthesis)-20 min quiz
Date added: March 6, 2012 - Views: 25
Oh where, Oh where has 34molecules of ATP gone????? Only the Krebs cycle knows for sure. * * A The final electron acceptor of the electron transport chain that functions in oxidative phosphorylation is oxygen.
Date added: August 3, 2013 - Views: 5
... (1948) was that the mitochondrion was the site of oxidative phosphorylation (electron transport and the membrane bound ATPase). * Back in the mitochondria: one of the succesfull stories of endosymbiosis. * The matrix is loaded with dehydrogenases ...
Date added: January 18, 2014 - Views: 1
... e- carriers loaded Glycolysis 1 glucose 2 pyruvate 2H2O 2 net 2 NADH Coenzyme Junction Citric Acid Cycle Electron Transport Chain Oxidative phosphorylation Fermentation Lecture ... net 2 NADH Coenzyme Junction Citric Acid Cycle Electron Transport Chain Oxidative phosphorylation ...
Date added: November 3, 2012 - Views: 20
Respiratory control: Rate of oxidative phosphorylation is determined by the need for ATP Electron transport and ATP synthesis is coupled. 2. Electrons do not flow through
Date added: November 20, 2012 - Views: 8
... . The inner membrane is impermeable to ions and polar molecules. Contains transporters (translocases). THE ELECTRON TRANSPORT CHAIN Series of ... Redox Potentials and Free-Energy Changes In oxidative phosphorylation, the electron transfer potential of NADH or FADH2 is converted into ...
Date added: December 27, 2013 - Views: 4
* * Figure 9.13 Free-energy change during electron transport ... -level phosphorylation ATP Electrons carried via NADH and FADH2 Oxidative phosphorylation ATP Citric acid cycle Oxidative phosphorylation: electron transport and chemiosmosis The process that generates ... CH 9 PPT Cellular ...
Date added: October 15, 2012 - Views: 36
... followed by electron transport and oxidative phosphorylation. ... 12.6 Electron Transport and Oxidative Phosphorylation, Continued An electrical charge difference, as well as a difference in concentration of protons on either side of the membrane, ...
Date added: August 17, 2013 - Views: 4
Cellular Respiration: Harvesting Chemical Energy * * * * * * * * * * * * * * * * * * * * * * * * Oxidative Phosphorylation Requires the Electron Transport Chain.
Date added: May 10, 2012 - Views: 28
OXPHOS Electron transport chain Oxidative phosphorylation The tale thus far…. From one glucose molecule we have ATPs NADHs FADH2s 6CO2 Redox reactions Reduction—gains electrons Oxidation—loses electrons In biological systems, protons often accompany the electrons.
Date added: May 12, 2013 - Views: 5
Oxidative Phosphorylation does not occur in case of . solubilizing mitochondrial membranes. Uncouplers. I:\YouTube ... Electron transport and phosphorylation. can be uncoupled by compounds that. increase the permeability of the inner. mitochondrial membrane to (A) Electrons
Date added: April 23, 2013 - Views: 9
Electron Transport Lecture 24 Chapter 14 Q1 How many steps constitute the citric acid cycle? ... membrane is highly folded into cristae to increase surface area The inner membrane of mitochondria is the site of this oxidative phosphorylation in eukaryotes, ...
Date added: February 22, 2012 - Views: 22
Aerobic respiration Glycolysis Krebs cycle Electron transport chain Oxidative phosphorylation (ATP synthesis) (abbreviated ETC/OP) Why does it yield so much more energy than
Date added: May 19, 2013 - Views: 5
Electron Transport Chain series of proteins built into inner mitochondrial membrane along cristae transport proteins & enzymes transport of electrons down ... H+ H+ H+ But what “pulls” the electrons down the ETC? electrons flow downhill to O2 oxidative phosphorylation O2 H2O make ATP ...
Date added: April 26, 2014 - Views: 1
... Electron Transport Chains and Chemiosmosis Chemiosmosis Figure ... matrix Cytoplasm ETC Mitochondrial inner membrane Plasma membrane Location Comparison Pathway By substrate-level phosphorylation By oxidative phosphorylation From NADH From FADH Glycolysis 2 6 0 Intermediate step 0 6 Krebs ...
Date added: August 1, 2013 - Views: 3
... of Ox Phos Oxidative phosphorylation takes place in the mitochondria Ox Phos is a membrane process Enzymes/proteins on inner mitochondrial membrane OX Phos and the Inner Membrane Oxidative phosphorylation has 2 parts Electron transport chain Series of proteins in membrane Oxidation ...
Date added: June 26, 2013 - Views: 7
The respiratory electron transport chain Oxidative phosphorylation A. General Features Origins: ... The Respiratory Electron Transport Chain E. Oxidative phosphorylation ...
Date added: July 7, 2012 - Views: 18
... Sulfur oxidation Can generate ATP by oxidative phosphorylation and substrate level ... is available from the oxidation of inorganic molecules than from the oxidation of organic molecules * Mitochondrial electron transport chain Electrons eventually combine with 1/2 O2 and ...
Date added: August 15, 2013 - Views: 3
Electron Transport and Oxidative Phosphorylation to accompany Biochemistry, 2/e by Reginald Garrett and Charles Grisham ... Outline 21.1 Electron Transport and Oxidative Phosphorylation at Mitochondrial Membrane 21.2 Reduction Potentials ...
Date added: December 7, 2011 - Views: 22
Substrate level phosphorylation Direct transfer of phosphate Oxidative phosphorylation Electron transport and electrognenic proton pump Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. 2 ADP 4 ADP 2 net glucose Cytoplasm e– 2 ADP NADH+ H+ ...
Date added: May 2, 2013 - Views: 11
... the entry of protiens into matrix Produces ~90% of the cellular ATP in eukaryotic cells Major Protien Complexes Oxidative Phosphorylation Complexes I to IV, ... act together as an electron transport chain Protons in intermembrane space form an electrochemical gradient, ...
Date added: October 29, 2011 - Views: 17
electron transport chains & oxidative phosphorylation contents: defining etc/etp (electron transport chain/pathway) defining redox (oxidation-reduction reactions)
Date added: February 17, 2014 - Views: 5
The electron transport chain is a collection of molecules embedded in the cristae, the folded inner membrane of the mitochondrion. ... Without electronegative oxygen to pull electrons down the transport chain, oxidative phosphorylation ceases.
Date added: November 20, 2013 - Views: 3
... the form of heat ATP as energy currency Mitochondria and the electron transport chain organization Inhibitors of the electron transport chain Oxidative phosphorylation and the uncoupling proteins Inherited defects in ... Defects of oxidative phosphorylation usually results from ...
Date added: May 15, 2013 - Views: 3