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Open data
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Basic information
| Entry | Database: PDB / ID: 8hh5 | |||||||||||||||
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| Title | F1 domain of FoF1-ATPase from Bacillus PS3,120 degrees,highATP | |||||||||||||||
Components |
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Keywords | TRANSLOCASE/MOTOR PROTEIN / ATP synthase F1 ATPase FoF1 / MOTOR PROTEIN / TRANSLOCASE-MOTOR PROTEIN complex | |||||||||||||||
| Function / homology | Function and homology informationproton motive force-driven plasma membrane ATP synthesis / H+-transporting two-sector ATPase / proton-transporting ATP synthase complex / proton-transporting ATP synthase activity, rotational mechanism / ADP binding / ATP hydrolysis activity / ATP binding / plasma membrane Similarity search - Function | |||||||||||||||
| Biological species | ![]() | |||||||||||||||
| Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 2.9 Å | |||||||||||||||
Authors | Nakano, A. / Kishikawa, J. / Mitsuoka, K. / Yokoyama, K. | |||||||||||||||
| Funding support | Japan, 4items
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Citation | Journal: Nat Commun / Year: 2023Title: Mechanism of ATP hydrolysis dependent rotation of bacterial ATP synthase. Authors: Atsuki Nakano / Jun-Ichi Kishikawa / Kaoru Mitsuoka / Ken Yokoyama / ![]() Abstract: F domain of ATP synthase is a rotary ATPase complex in which rotation of central γ-subunit proceeds in 120° steps against a surrounding αβ fueled by ATP hydrolysis. How the ATP hydrolysis ...F domain of ATP synthase is a rotary ATPase complex in which rotation of central γ-subunit proceeds in 120° steps against a surrounding αβ fueled by ATP hydrolysis. How the ATP hydrolysis reactions occurring in three catalytic αβ dimers are coupled to mechanical rotation is a key outstanding question. Here we describe catalytic intermediates of the F domain in FF synthase from Bacillus PS3 sp. during ATP mediated rotation captured using cryo-EM. The structures reveal that three catalytic events and the first 80° rotation occur simultaneously in F domain when nucleotides are bound at all the three catalytic αβ dimers. The remaining 40° rotation of the complete 120° step is driven by completion of ATP hydrolysis at αβ, and proceeds through three sub-steps (83°, 91°, 101°, and 120°) with three associated conformational intermediates. All sub-steps except for one between 91° and 101° associated with phosphate release, occur independently of the chemical cycle, suggesting that the 40° rotation is largely driven by release of intramolecular strain accumulated by the 80° rotation. Together with our previous results, these findings provide the molecular basis of ATP driven rotation of ATP synthases. | |||||||||||||||
| History |
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Structure visualization
| Structure viewer | Molecule: Molmil Jmol/JSmol |
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Downloads & links
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Download
| PDBx/mmCIF format | 8hh5.cif.gz | 529.1 KB | Display | PDBx/mmCIF format |
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| PDB format | pdb8hh5.ent.gz | 436.1 KB | Display | PDB format |
| PDBx/mmJSON format | 8hh5.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Summary document | 8hh5_validation.pdf.gz | 2 MB | Display | wwPDB validaton report |
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| Full document | 8hh5_full_validation.pdf.gz | 2 MB | Display | |
| Data in XML | 8hh5_validation.xml.gz | 92.8 KB | Display | |
| Data in CIF | 8hh5_validation.cif.gz | 140 KB | Display | |
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/hh/8hh5 ftp://data.pdbj.org/pub/pdb/validation_reports/hh/8hh5 | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 34752MC ![]() 8hh1C ![]() 8hh2C ![]() 8hh3C ![]() 8hh4C ![]() 8hh6C ![]() 8hh7C ![]() 8hh8C ![]() 8hh9C ![]() 8hhaC ![]() 8hhbC ![]() 8hhcC M: map data used to model this data C: citing same article ( |
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| Similar structure data | Similarity search - Function & homology F&H Search |
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Links
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Assembly
| Deposited unit | ![]()
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| 1 |
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Components
-ATP synthase subunit ... , 2 types, 6 molecules ABCDEF
| #1: Protein | Mass: 54717.398 Da / Num. of mol.: 3 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() References: UniProt: A0A0M3VGF9, H+-transporting two-sector ATPase #2: Protein | Mass: 53424.625 Da / Num. of mol.: 3 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() References: UniProt: A0A0M4U1P9, H+-transporting two-sector ATPase |
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-Protein , 1 types, 1 molecules G
| #3: Protein | Mass: 31728.328 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() |
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-Non-polymers , 4 types, 13 molecules 






| #4: Chemical | ChemComp-ATP / #5: Chemical | ChemComp-MG / #6: Chemical | ChemComp-PO4 / | #7: Chemical | ChemComp-ADP / | |
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-Details
| Has ligand of interest | Y |
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| Has protein modification | N |
-Experimental details
-Experiment
| Experiment | Method: ELECTRON MICROSCOPY |
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| EM experiment | Aggregation state: PARTICLE / 3D reconstruction method: single particle reconstruction |
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Sample preparation
| Component | Name: FoF1 from Bacillus PS3 / Type: COMPLEX / Entity ID: #1-#3 / Source: RECOMBINANT |
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| Molecular weight | Value: 0.53 MDa / Experimental value: NO |
| Source (natural) | Organism: ![]() |
| Source (recombinant) | Organism: ![]() |
| Buffer solution | pH: 8 |
| Specimen | Conc.: 5 mg/ml / Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES |
| Vitrification | Cryogen name: ETHANE |
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Electron microscopy imaging
| Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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| Microscopy | Model: FEI TITAN KRIOS |
| Electron gun | Electron source: FIELD EMISSION GUN / Accelerating voltage: 300 kV / Illumination mode: FLOOD BEAM |
| Electron lens | Mode: BRIGHT FIELD / Nominal defocus max: 2000 nm / Nominal defocus min: 800 nm / Cs: 0.03843 mm |
| Specimen holder | Cryogen: NITROGEN |
| Image recording | Electron dose: 60 e/Å2 / Film or detector model: GATAN K3 BIOQUANTUM (6k x 4k) / Num. of grids imaged: 1 / Num. of real images: 5922 |
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Processing
| Software | Name: UCSF ChimeraX / Version: 1.3/v9 / Classification: model building / URL: https://www.rbvi.ucsf.edu/chimerax/ / Os: Windows / Type: package | ||||||||||||||||||||||||||||||||||||
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| EM software |
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| CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||||||||||||||||||||||||||||||||||
| Particle selection | Num. of particles selected: 1118093 | ||||||||||||||||||||||||||||||||||||
| 3D reconstruction | Resolution: 2.9 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 14694 / Algorithm: FOURIER SPACE / Symmetry type: POINT | ||||||||||||||||||||||||||||||||||||
| Atomic model building | Protocol: RIGID BODY FIT / Space: REAL | ||||||||||||||||||||||||||||||||||||
| Atomic model building | PDB-ID: 6N2Y Accession code: 6N2Y / Source name: PDB / Type: experimental model |
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Japan, 4items
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gel filtration

