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Yorodumi- PDB-6zr2: Cryo-EM structure of respiratory complex I in the active state fr... -
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-Basic information
Entry | Database: PDB / ID: 6zr2 | ||||||||||||
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Title | Cryo-EM structure of respiratory complex I in the active state from Mus musculus at 3.1 A | ||||||||||||
Components |
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Keywords | OXIDOREDUCTASE / NADH / ubiquinone / complex I | ||||||||||||
Function / homology | Function and homology information Mitochondrial protein import / response to injury involved in regulation of muscle adaptation / reproductive system development / Protein lipoylation / Mitochondrial Fatty Acid Beta-Oxidation / Complex I biogenesis / RHOG GTPase cycle / Respiratory electron transport / protein insertion into mitochondrial inner membrane / blastocyst hatching ...Mitochondrial protein import / response to injury involved in regulation of muscle adaptation / reproductive system development / Protein lipoylation / Mitochondrial Fatty Acid Beta-Oxidation / Complex I biogenesis / RHOG GTPase cycle / Respiratory electron transport / protein insertion into mitochondrial inner membrane / blastocyst hatching / circulatory system development / respiratory system process / psychomotor behavior / ubiquinone-6 biosynthetic process / Mitochondrial protein degradation / response to light intensity / cellular response to oxygen levels / iron-sulfur cluster assembly complex / : / mitochondrial large ribosomal subunit binding / gliogenesis / negative regulation of non-canonical NF-kappaB signal transduction / neural precursor cell proliferation / cardiac muscle tissue development / [2Fe-2S] cluster assembly / oxygen sensor activity / adult walking behavior / positive regulation of mitochondrial membrane potential / cellular response to glucocorticoid stimulus / response to hydroperoxide / : / ubiquinone binding / iron-sulfur cluster assembly / positive regulation of ATP biosynthetic process / adult behavior / dopamine metabolic process / NADH:ubiquinone reductase (H+-translocating) / positive regulation of execution phase of apoptosis / proton motive force-driven mitochondrial ATP synthesis / apoptotic mitochondrial changes / NADH dehydrogenase activity / mitochondrial ATP synthesis coupled electron transport / : / mitochondrial respiratory chain complex I assembly / mitochondrial electron transport, NADH to ubiquinone / electron transport coupled proton transport / respiratory chain complex I / acyl binding / acyl carrier activity / NADH dehydrogenase (ubiquinone) activity / cellular response to interferon-beta / neuron development / negative regulation of intrinsic apoptotic signaling pathway / ATP synthesis coupled electron transport / quinone binding / negative regulation of reactive oxygen species biosynthetic process / cellular response to retinoic acid / extrinsic apoptotic signaling pathway / muscle contraction / tricarboxylic acid cycle / ionotropic glutamate receptor binding / Neutrophil degranulation / aerobic respiration / response to hormone / visual perception / respiratory electron transport chain / cerebellum development / reactive oxygen species metabolic process / neurogenesis / regulation of mitochondrial membrane potential / kidney development / mitochondrion organization / fatty acid metabolic process / synaptic membrane / response to cocaine / response to nicotine / mitochondrial membrane / sensory perception of sound / electron transport chain / regulation of protein phosphorylation / brain development / negative regulation of cell growth / multicellular organism growth / response to hydrogen peroxide / response to organic cyclic compound / mitochondrial intermembrane space / cognition / 2 iron, 2 sulfur cluster binding / circadian rhythm / positive regulation of protein catabolic process / NAD binding / FMN binding / myelin sheath / nervous system development / 4 iron, 4 sulfur cluster binding / protease binding / neuron apoptotic process / response to ethanol / in utero embryonic development / response to oxidative stress Similarity search - Function | ||||||||||||
Biological species | Mus musculus (house mouse) | ||||||||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.1 Å | ||||||||||||
Authors | Bridges, H.R. / Blaza, J.N. / Agip, A.N.A. / Hirst, J. | ||||||||||||
Funding support | United Kingdom, 3items
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Citation | Journal: Nat Commun / Year: 2020 Title: Structure of inhibitor-bound mammalian complex I. Authors: Hannah R Bridges / Justin G Fedor / James N Blaza / Andrea Di Luca / Alexander Jussupow / Owen D Jarman / John J Wright / Ahmed-Noor A Agip / Ana P Gamiz-Hernandez / Maxie M Roessler / Ville ...Authors: Hannah R Bridges / Justin G Fedor / James N Blaza / Andrea Di Luca / Alexander Jussupow / Owen D Jarman / John J Wright / Ahmed-Noor A Agip / Ana P Gamiz-Hernandez / Maxie M Roessler / Ville R I Kaila / Judy Hirst / Abstract: Respiratory complex I (NADH:ubiquinone oxidoreductase) captures the free energy from oxidising NADH and reducing ubiquinone to drive protons across the mitochondrial inner membrane and power ...Respiratory complex I (NADH:ubiquinone oxidoreductase) captures the free energy from oxidising NADH and reducing ubiquinone to drive protons across the mitochondrial inner membrane and power oxidative phosphorylation. Recent cryo-EM analyses have produced near-complete models of the mammalian complex, but leave the molecular principles of its long-range energy coupling mechanism open to debate. Here, we describe the 3.0-Å resolution cryo-EM structure of complex I from mouse heart mitochondria with a substrate-like inhibitor, piericidin A, bound in the ubiquinone-binding active site. We combine our structural analyses with both functional and computational studies to demonstrate competitive inhibitor binding poses and provide evidence that two inhibitor molecules bind end-to-end in the long substrate binding channel. Our findings reveal information about the mechanisms of inhibition and substrate reduction that are central for understanding the principles of energy transduction in mammalian complex I. | ||||||||||||
History |
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-Structure visualization
Movie |
Movie viewer |
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Structure viewer | Molecule: MolmilJmol/JSmol |
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PDBx/mmCIF format | 6zr2.cif.gz | 1.5 MB | Display | PDBx/mmCIF format |
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PDB format | pdb6zr2.ent.gz | 1.2 MB | Display | PDB format |
PDBx/mmJSON format | 6zr2.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 6zr2_validation.pdf.gz | 2.7 MB | Display | wwPDB validaton report |
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Full document | 6zr2_full_validation.pdf.gz | 2.8 MB | Display | |
Data in XML | 6zr2_validation.xml.gz | 232 KB | Display | |
Data in CIF | 6zr2_validation.cif.gz | 339.7 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/zr/6zr2 ftp://data.pdbj.org/pub/pdb/validation_reports/zr/6zr2 | HTTPS FTP |
-Related structure data
-Links
-Assembly
Deposited unit |
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1 |
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-Components
-NADH-ubiquinone oxidoreductase chain ... , 7 types, 7 molecules AHJKLMN
#1: Protein | Mass: 13251.785 Da / Num. of mol.: 1 / Mutation: N-terminal Formylation / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / Organ: Heart References: UniProt: P03899, NADH:ubiquinone reductase (H+-translocating) |
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#8: Protein | Mass: 36105.027 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / Organ: heart References: UniProt: P03888, NADH:ubiquinone reductase (H+-translocating) |
#10: Protein | Mass: 18656.100 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / Organ: heart References: UniProt: P03925, NADH:ubiquinone reductase (H+-translocating) |
#11: Protein | Mass: 10637.629 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / Organ: heart References: UniProt: P03903, NADH:ubiquinone reductase (H+-translocating) |
#12: Protein | Mass: 68547.297 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) References: UniProt: P03921, NADH:ubiquinone reductase (H+-translocating) |
#13: Protein | Mass: 51943.547 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) References: UniProt: P03911, NADH:ubiquinone reductase (H+-translocating) |
#14: Protein | Mass: 38800.230 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / Organ: heart References: UniProt: P03893, NADH:ubiquinone reductase (H+-translocating) |
-NADH dehydrogenase [ubiquinone] iron-sulfur protein ... , 7 types, 7 molecules BCDIQRe
#2: Protein | Mass: 24715.912 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / Organ: heart References: UniProt: Q9DC70, NADH:ubiquinone reductase (H+-translocating) |
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#3: Protein | Mass: 30191.307 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / Organ: heart References: UniProt: Q9DCT2, NADH:ubiquinone reductase (H+-translocating) |
#4: Protein | Mass: 52720.602 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / Organ: heart References: UniProt: Q91WD5, NADH:ubiquinone reductase (H+-translocating) |
#9: Protein | Mass: 24068.355 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / Organ: heart References: UniProt: Q8K3J1, NADH:ubiquinone reductase (H+-translocating) |
#17: Protein | Mass: 19814.725 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q9CXZ1 |
#18: Protein | Mass: 13041.828 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: P52503 |
#30: Protein | Mass: 12675.772 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q99LY9 |
-NADH dehydrogenase [ubiquinone] flavoprotein ... , 3 types, 3 molecules EFs
#5: Protein | Mass: 27318.336 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / Organ: heart References: UniProt: Q9D6J6, NADH:ubiquinone reductase (H+-translocating) |
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#6: Protein | Mass: 50904.152 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) References: UniProt: Q91YT0, NADH:ubiquinone reductase (H+-translocating) |
#44: Protein | Mass: 11833.504 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q8BK30 |
-Protein , 3 types, 4 molecules GTUY
#7: Protein | Mass: 79866.688 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / Organ: heart References: UniProt: Q91VD9, NADH:ubiquinone reductase (H+-translocating) | ||
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#20: Protein | Mass: 17390.289 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q9CR21 #24: Protein | | Mass: 15130.416 Da / Num. of mol.: 1 / Source method: isolated from a natural source Details: NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 11 Source: (natural) Mus musculus (house mouse) / References: UniProt: G5E814 |
-NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit ... , 11 types, 11 molecules OPSVWXZabqr
#15: Protein | Mass: 40657.375 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / Organ: heart / References: UniProt: Q99LC3 |
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#16: Protein | Mass: 42588.129 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / Organ: heart / References: UniProt: Q9DC69 |
#19: Protein | Mass: 10932.675 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q9CQ75 |
#21: Protein | Mass: 13380.719 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q9CPP6 |
#22: Protein | Mass: 15311.858 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q9CQZ5 |
#23: Protein | Mass: 20025.127 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q9DCJ5 |
#25: Protein | Mass: 16881.588 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q9ERS2 |
#26: Protein | Mass: 8149.524 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: O35683 |
#27: Protein | Mass: 9338.867 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q9CQ91 |
#42: Protein | Mass: 17154.453 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q7TMF3 |
#43: Protein | Mass: 12637.629 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q9Z1P6 |
-NADH dehydrogenase [ubiquinone] 1 subunit ... , 2 types, 2 molecules cd
#28: Protein | Mass: 8636.023 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q9CQY9 |
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#29: Protein | Mass: 14185.692 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q9CQ54 |
-NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit ... , 11 types, 11 molecules fghijklmnop
#31: Protein | Mass: 6965.109 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: P0DN34 |
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#32: Protein | Mass: 17463.727 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: O09111 |
#33: Protein | Mass: 21742.197 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q9CQH3 |
#34: Protein | Mass: 15582.122 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q3UIU2 |
#35: Protein | Mass: 11982.437 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q9CPU2 |
#36: Protein | Mass: 11714.240 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q9CQZ6 |
#37: Protein | Mass: 21903.828 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q9D6J5 |
#38: Protein | Mass: 15105.287 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q9CQC7 |
#39: Protein | Mass: 22020.123 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q9CQJ8 |
#40: Protein | Mass: 16360.804 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q9CR61 |
#41: Protein | Mass: 21054.832 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Mus musculus (house mouse) / References: UniProt: Q9DCS9 |
-Non-polymers , 10 types, 34 molecules
#45: Chemical | ChemComp-SF4 / #46: Chemical | ChemComp-PC1 / #47: Chemical | #48: Chemical | ChemComp-FMN / | #49: Chemical | ChemComp-3PE / #50: Chemical | ChemComp-CDL / #51: Chemical | ChemComp-ATP / | #52: Chemical | ChemComp-NDP / | #53: Chemical | ChemComp-ZN / | #54: Chemical | |
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-Details
Has ligand of interest | N |
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-Experimental details
-Experiment
Experiment | Method: ELECTRON MICROSCOPY |
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EM experiment | Aggregation state: PARTICLE / 3D reconstruction method: single particle reconstruction |
-Sample preparation
Component | Name: Respiratory complex I / Type: COMPLEX / Entity ID: #1-#44 / Source: NATURAL | ||||||||||||||||||||
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Molecular weight | Value: 0.98 MDa / Experimental value: NO | ||||||||||||||||||||
Source (natural) | Organism: Mus musculus (house mouse) / Strain: C57BL/6 / Organ: heart | ||||||||||||||||||||
Buffer solution | pH: 7.14 / Details: pH corrected at room temperature | ||||||||||||||||||||
Buffer component |
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Specimen | Conc.: 3 mg/ml / Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES | ||||||||||||||||||||
Specimen support | Details: The grid was treated for 48 hours in an anaerobic glovebox in ethanol containing 5 mM 11-mercaptoundecylhexaethyleneglycol, washed in ethanol three times and air dried prior to use. Grid material: GOLD / Grid mesh size: 300 divisions/in. / Grid type: UltrAuFoil R0.6/1 | ||||||||||||||||||||
Vitrification | Instrument: FEI VITROBOT MARK IV / Cryogen name: ETHANE / Humidity: 100 % / Details: blot for 10 seconds before plunging |
-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 magnification: 47600 X / Nominal defocus max: 3100 nm / Nominal defocus min: 1500 nm / Cs: 2.7 mm |
Specimen holder | Cryogen: NITROGEN / Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER |
Image recording | Electron dose: 50 e/Å2 / Detector mode: COUNTING / Film or detector model: GATAN K2 SUMMIT (4k x 4k) / Num. of grids imaged: 1 |
Image scans | Width: 3838 / Height: 3710 / Movie frames/image: 24 / Used frames/image: 1-12 |
-Processing
EM software |
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CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | |||||||||||||||
3D reconstruction | Resolution: 3.1 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 20370 / Algorithm: FOURIER SPACE / Symmetry type: POINT | |||||||||||||||
Atomic model building | Protocol: OTHER / Space: REAL | |||||||||||||||
Refinement | Highest resolution: 3.1 Å |