6TT7 | pdb_00006tt7

Ovine ATP synthase 1a state


Experimental Data Snapshot

  • Method: ELECTRON MICROSCOPY
  • Resolution: 3.50 Å
  • Aggregation State: PARTICLE 
  • Reconstruction Method: SINGLE PARTICLE 

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

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This is version 2.1 of the entry. See complete history

Literature

Cryo-EM structure of the entire mammalian F-type ATP synthase.

Pinke, G.Zhou, L.Sazanov, L.A.

(2020) Nat Struct Mol Biol 27: 1077-1085

  • DOI: https://doi.org/10.1038/s41594-020-0503-8
  • Primary Citation Related Structures: 
    6TT7, 6ZA9

  • PubMed Abstract: 

    The majority of adenosine triphosphate (ATP) powering cellular processes in eukaryotes is produced by the mitochondrial F1Fo ATP synthase. Here, we present the atomic models of the membrane Fo domain and the entire mammalian (ovine) F1Fo, determined by cryo-electron microscopy. Subunits in the membrane domain are arranged in the 'proton translocation cluster' attached to the c-ring and a more distant 'hook apparatus' holding subunit e. Unexpectedly, this subunit is anchored to a lipid 'plug' capping the c-ring. We present a detailed proton translocation pathway in mammalian Fo and key inter-monomer contacts in F1Fo multimers. Cryo-EM maps of F1Fo exposed to calcium reveal a retracted subunit e and a disassembled c-ring, suggesting permeability transition pore opening. We propose a model for the permeability transition pore opening, whereby subunit e pulls the lipid plug out of the c-ring. Our structure will allow the design of drugs for many emerging applications in medicine.


  • Organizational Affiliation
    • Institute of Science and Technology Austria, Klosterneuburg, Austria.

Macromolecule Content 

  • Total Structure Weight: 690.11 kDa 
  • Atom Count: 40,337 
  • Modeled Residue Count: 5,173 
  • Deposited Residue Count: 6,258 
  • Unique protein chains: 17

Macromolecules

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Entity ID: 1
MoleculeChains  Sequence LengthOrganismDetailsImage
ATP synthase subunit alphaA [auth B],
B [auth C],
C [auth A]
553Ovis ariesMutation(s): 0 
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Entity ID: 2
MoleculeChains  Sequence LengthOrganismDetailsImage
ATP synthase subunit betaD [auth E],
E [auth D],
F
528Ovis ariesMutation(s): 0 
EC: 7.1.2.2
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Entity ID: 3
MoleculeChains  Sequence LengthOrganismDetailsImage
ATP synthase subunit gamma298Ovis ariesMutation(s): 0 
Membrane Entity: Yes 
UniProt
Find proteins for P05631 (Bos taurus)
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Go to UniProtKB:  P05631
Entity Groups
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UniProt GroupP05631
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Reference Sequence
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Entity ID: 4
MoleculeChains  Sequence LengthOrganismDetailsImage
ATP synthase F1 subunit delta168Ovis ariesMutation(s): 0 
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Entity ID: 5
MoleculeChains  Sequence LengthOrganismDetailsImage
ATP synthase F1 subunit epsilon51Ovis ariesMutation(s): 0 
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Entity ID: 6
MoleculeChains  Sequence LengthOrganismDetailsImage
ATP synthase peripheral stalk subunit OSCP213Ovis ariesMutation(s): 0 
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Entity ID: 7
MoleculeChains  Sequence LengthOrganismDetailsImage
ATP synthase subunit b256Ovis ariesMutation(s): 0 
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Entity ID: 8
MoleculeChains  Sequence LengthOrganismDetailsImage
ATP synthase-coupling factor 6, mitochondrial108Ovis ariesMutation(s): 0 
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Entity ID: 9
MoleculeChains  Sequence LengthOrganismDetailsImage
ATP synthase subunit d, mitochondrial161Ovis ariesMutation(s): 0 
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Entity ID: 10
MoleculeChains  Sequence LengthOrganismDetailsImage
ATP synthase F(0) complex subunit C1, mitochondrial136Ovis ariesMutation(s): 0 
Membrane Entity: Yes 
UniProt
Find proteins for P17605 (Ovis aries)
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Go to UniProtKB:  P17605
Entity Groups
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UniProt GroupP17605
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Reference Sequence
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Entity ID: 11
MoleculeChains  Sequence LengthOrganismDetailsImage
ATP synthase subunit aV [auth N]226Ovis ariesMutation(s): 0 
Membrane Entity: Yes 
UniProt
Find proteins for O78752 (Ovis aries)
Explore O78752 
Go to UniProtKB:  O78752
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UniProt GroupO78752
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Reference Sequence
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Entity ID: 12
MoleculeChains  Sequence LengthOrganismDetailsImage
Subunit DAPITW [auth O]58Ovis ariesMutation(s): 0 
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Entity ID: 13
MoleculeChains  Sequence LengthOrganismDetailsImage
ATP synthase membrane subunit 6.8PLX [auth P]60Ovis ariesMutation(s): 0 
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Entity ID: 14
MoleculeChains  Sequence LengthOrganismDetailsImage
ATP synthase protein 8Y [auth Q]66Ovis ariesMutation(s): 0 
Membrane Entity: Yes 
UniProt
Find proteins for O78751 (Ovis aries)
Explore O78751 
Go to UniProtKB:  O78751
Entity Groups
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UniProt GroupO78751
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Reference Sequence
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Entity ID: 15
MoleculeChains  Sequence LengthOrganismDetailsImage
ATP synthase membrane subunit fZ [auth R]88Ovis ariesMutation(s): 0 
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Entity ID: 16
MoleculeChains  Sequence LengthOrganismDetailsImage
ATP synthase subunitAA [auth S]103Ovis ariesMutation(s): 0 
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Entity ID: 17
MoleculeChains  Sequence LengthOrganismDetailsImage
Subunit eBA [auth T]71Ovis ariesMutation(s): 0 

Small Molecules

Ligands 6 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
CDL

Query on CDL



Download:Ideal Coordinates CCD File
OA [auth R],
PA [auth R],
QA [auth R]
CARDIOLIPIN
C81 H156 O17 P2
XVTUQDWPJJBEHJ-KZCWQMDCSA-L
P5S

Query on P5S



Download:Ideal Coordinates CCD File
MA [auth 2]O-[(R)-{[(2R)-2,3-bis(octadecanoyloxy)propyl]oxy}(hydroxy)phosphoryl]-L-serine
C42 H82 N O10 P
TZCPCKNHXULUIY-RGULYWFUSA-N
LHG

Query on LHG



Download:Ideal Coordinates CCD File
KA [auth K]
LA [auth K]
NA [auth 2]
RA [auth R]
SA [auth S]
KA [auth K],
LA [auth K],
NA [auth 2],
RA [auth R],
SA [auth S],
TA [auth S]
1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE
C38 H75 O10 P
BIABMEZBCHDPBV-MPQUPPDSSA-N
S12

Query on S12



Download:Ideal Coordinates CCD File
UA [auth T]O-[(S)-hydroxy{[(2S)-2-hydroxy-3-(octadec-9-enoyloxy)propyl]oxy}phosphoryl]-L-serine
C24 H46 N O9 P
JZWNYZVVZXZRRH-VXKWHMMOSA-N
ADP

Query on ADP



Download:Ideal Coordinates CCD File
DA [auth B],
FA [auth C],
HA [auth A],
IA [auth D],
JA [auth F]
ADENOSINE-5'-DIPHOSPHATE
C10 H15 N5 O10 P2
XTWYTFMLZFPYCI-KQYNXXCUSA-N
MG

Query on MG



Download:Ideal Coordinates CCD File
CA [auth B],
EA [auth C],
GA [auth A]
MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

  • Method: ELECTRON MICROSCOPY
  • Resolution: 3.50 Å
  • Aggregation State: PARTICLE 
  • Reconstruction Method: SINGLE PARTICLE 
EM Software:
TaskSoftware PackageVersion
RECONSTRUCTIONRELION3.0
MODEL REFINEMENTPHENIX1.12_2829
MODEL REFINEMENTPHENIX1.12_2829

Structure Validation

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Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2020-09-23
    Type: Initial release
  • Version 1.1: 2020-09-30
    Changes: Database references
  • Version 2.0: 2020-12-30
    Type: Coordinate replacement
    Reason: Model completeness
    Changes: Advisory, Atomic model, Data collection, Database references, Derived calculations, Non-polymer description, Polymer sequence, Source and taxonomy, Structure summary
  • Version 2.1: 2024-05-22
    Changes: Data collection, Database references, Refinement description