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2bo5
From Proteopedia
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[[Image:2bo5.gif|left|200px]] | [[Image:2bo5.gif|left|200px]] | ||
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'''BOVINE OLIGOMYCIN SENSITIVITY CONFERRAL PROTEIN N-TERMINAL DOMAIN''' | '''BOVINE OLIGOMYCIN SENSITIVITY CONFERRAL PROTEIN N-TERMINAL DOMAIN''' | ||
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Structure of the F1-binding domain of the stator of bovine F1Fo-ATPase and how it binds an alpha-subunit., Carbajo RJ, Kellas FA, Runswick MJ, Montgomery MG, Walker JE, Neuhaus D, J Mol Biol. 2005 Aug 26;351(4):824-38. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/16045926 16045926] | Structure of the F1-binding domain of the stator of bovine F1Fo-ATPase and how it binds an alpha-subunit., Carbajo RJ, Kellas FA, Runswick MJ, Montgomery MG, Walker JE, Neuhaus D, J Mol Biol. 2005 Aug 26;351(4):824-38. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/16045926 16045926] | ||
[[Category: Bos taurus]] | [[Category: Bos taurus]] | ||
| - | [[Category: H(+)-transporting two-sector ATPase]] | ||
[[Category: Single protein]] | [[Category: Single protein]] | ||
[[Category: Carbajo, R J.]] | [[Category: Carbajo, R J.]] | ||
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[[Category: Runswick, M J.]] | [[Category: Runswick, M J.]] | ||
[[Category: Walker, J E.]] | [[Category: Walker, J E.]] | ||
| - | [[Category: | + | [[Category: Alpha-subunit]] |
| - | [[Category: | + | [[Category: Atp synthase]] |
| - | [[Category: | + | [[Category: Beta-subunit]] |
| - | [[Category: | + | [[Category: Binding interface]] |
| - | [[Category: | + | [[Category: Chemical shift mapping]] |
| - | + | [[Category: Chemical shift perturbation]] | |
| - | [[Category: | + | [[Category: Hydrogen ion transport]] |
| - | [[Category: | + | [[Category: Hydrolase]] |
| - | [[Category: | + | [[Category: Ion transport]] |
| - | [[Category: | + | [[Category: Mitochondrion]] |
| - | [[Category: | + | [[Category: Nmr]] |
| - | [[Category: | + | [[Category: Oscp]] |
| - | [[Category: | + | [[Category: Peripheral stalk]] |
| - | [[Category: | + | [[Category: Protein-protein interaction]] |
| - | [[Category: | + | [[Category: Titration]] |
| - | [[Category: | + | [[Category: Transit peptide]] |
| - | [[Category: | + | [[Category: Transport]] |
| - | [[Category: | + | ''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Sat May 3 20:33:35 2008'' |
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| - | ''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on | + | |
Revision as of 17:33, 3 May 2008
BOVINE OLIGOMYCIN SENSITIVITY CONFERRAL PROTEIN N-TERMINAL DOMAIN
Overview
The peripheral stalk of ATP synthase holds the alpha3beta3 catalytic subcomplex stationary against the torque of the rotating central stalk. In bovine mitochondria, the N-terminal domain of the oligomycin sensitivity conferral protein (OSCP-NT; residues 1-120) anchors one end of the peripheral stalk to the N-terminal tails of one or more alpha-subunits of the F1 subcomplex. Here we present the solution structure of OSCP-NT and an NMR titration study of its interaction with peptides representing N-terminal tails of F1 alpha-subunits. The structure comprises a bundle of six alpha-helices, and its interaction site contains adjoining hydrophobic surfaces of helices 1 and 5; residues in the region 1-8 of the alpha-subunit are essential for the interaction. The OSCP-NT is similar to the N-terminal domain of the delta-subunit from Escherichia coli ATP synthase (delta-NT), except that their surface charges differ (basic and acidic, respectively). As the charges of the adjacent crown regions in their alpha3beta3 complexes are similar, the OSCP-NT and delta-NT probably do not contact the crowns extensively. The N-terminal tails of alpha-subunit tails are probably alpha-helical, and so this interface, which is essential for the rotary mechanism of the enzyme, appears to consist of helix-helix interactions.
About this Structure
2BO5 is a Single protein structure of sequence from Bos taurus. Full crystallographic information is available from OCA.
Reference
Structure of the F1-binding domain of the stator of bovine F1Fo-ATPase and how it binds an alpha-subunit., Carbajo RJ, Kellas FA, Runswick MJ, Montgomery MG, Walker JE, Neuhaus D, J Mol Biol. 2005 Aug 26;351(4):824-38. PMID:16045926 Page seeded by OCA on Sat May 3 20:33:35 2008
Categories: Bos taurus | Single protein | Carbajo, R J. | Kellas, F A. | Montgomery, M G. | Neuhaus, D. | Runswick, M J. | Walker, J E. | Alpha-subunit | Atp synthase | Beta-subunit | Binding interface | Chemical shift mapping | Chemical shift perturbation | Hydrogen ion transport | Hydrolase | Ion transport | Mitochondrion | Nmr | Oscp | Peripheral stalk | Protein-protein interaction | Titration | Transit peptide | Transport
