+Open data
-Basic information
Entry | Database: PDB / ID: 5a4m | ||||||
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Title | Mechanism of Hydrogen activation by NiFe-hydrogenases | ||||||
Components | (HYDROGENASE-1 ...) x 2 | ||||||
Keywords | OXIDOREDUCTASE / HYDROGEN ACTIVATION / NIFE HYDROGENASE / FES CLUSTERS / CATALYSIS / TRANSMEMBRANE DOMAIN | ||||||
Function / homology | Function and homology information hydrogen metabolic process / fermentation / hydrogenase (acceptor) / anaerobic electron transport chain / [Ni-Fe] hydrogenase complex / ferredoxin hydrogenase complex / hydrogenase (acceptor) activity / periplasmic side of plasma membrane / ferredoxin hydrogenase activity / anaerobic respiration ...hydrogen metabolic process / fermentation / hydrogenase (acceptor) / anaerobic electron transport chain / [Ni-Fe] hydrogenase complex / ferredoxin hydrogenase complex / hydrogenase (acceptor) activity / periplasmic side of plasma membrane / ferredoxin hydrogenase activity / anaerobic respiration / 3 iron, 4 sulfur cluster binding / nickel cation binding / cellular response to starvation / 4 iron, 4 sulfur cluster binding / outer membrane-bounded periplasmic space / electron transfer activity / membrane / metal ion binding Similarity search - Function | ||||||
Biological species | ESCHERICHIA COLI STR. K-12 SUBSTR. MC4100 (bacteria) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.7 Å | ||||||
Authors | Evans, R.M. / Brooke, E.J. / Wehlin, S.A.M. / Nomerotskaia, E. / Sergent, F. / Carr, S.B. / Philips, S.E.V. / Armstrong, F.A. | ||||||
Citation | Journal: Nat.Chem.Biol. / Year: 2016 Title: Mechanism of Hydrogen Activation by [Nife] Hydrogenases. Authors: Evans, R.M. / Brooke, E.J. / Wehlin, S.A. / Nomerotskaia, E. / Sargent, F. / Carr, S.B. / Phillips, S.E. / Armstrong, F.A. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 5a4m.cif.gz | 662.1 KB | Display | PDBx/mmCIF format |
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PDB format | pdb5a4m.ent.gz | 542.6 KB | Display | PDB format |
PDBx/mmJSON format | 5a4m.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 5a4m_validation.pdf.gz | 501.8 KB | Display | wwPDB validaton report |
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Full document | 5a4m_full_validation.pdf.gz | 511.4 KB | Display | |
Data in XML | 5a4m_validation.xml.gz | 73.5 KB | Display | |
Data in CIF | 5a4m_validation.cif.gz | 110.1 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/a4/5a4m ftp://data.pdbj.org/pub/pdb/validation_reports/a4/5a4m | HTTPS FTP |
-Related structure data
Related structure data | 4ue3C 5a4fC 5a4iC 5aduC 3uscS C: citing same article (ref.) S: Starting model for refinement |
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Similar structure data |
-Links
-Assembly
Deposited unit |
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1 |
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Unit cell |
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-Components
-HYDROGENASE-1 ... , 2 types, 4 molecules LMST
#1: Protein | Mass: 64751.387 Da / Num. of mol.: 2 / Fragment: CATALYTIC DOMAIN, UNP RESIDUES 46-311 / Source method: isolated from a natural source Source: (natural) ESCHERICHIA COLI STR. K-12 SUBSTR. MC4100 (bacteria) References: UniProt: P0ACD8, hydrogenase (acceptor) #2: Protein | Mass: 30911.234 Da / Num. of mol.: 2 / Fragment: UNP RESIDUES 1-582 / Source method: isolated from a natural source Source: (natural) ESCHERICHIA COLI STR. K-12 SUBSTR. MC4100 (bacteria) References: UniProt: P69739, hydrogenase (acceptor) |
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-Non-polymers , 7 types, 1504 molecules
#3: Chemical | #4: Chemical | #5: Chemical | #6: Chemical | #7: Chemical | #8: Chemical | #9: Water | ChemComp-HOH / | |
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-Details
Has protein modification | Y |
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Sequence details | TRANSMEMBR |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.31 Å3/Da / Density % sol: 46.8 % |
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Crystal grow | pH: 7.2 / Details: 0.2 M NA/K TARTRATE, 20% (W/V) PEG 3350, pH 7.2 |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: Diamond / Beamline: I04 / Wavelength: 0.9795 |
Detector | Type: DECTRIS PILATUS 6M / Detector: PIXEL / Date: Nov 23, 2014 / Details: MIRRORS |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.9795 Å / Relative weight: 1 |
Reflection | Resolution: 1.7→46.9 Å / Num. obs: 181455 / % possible obs: 99.1 % / Observed criterion σ(I): -3 / Redundancy: 5.6 % / Rmerge(I) obs: 0.1 / Net I/σ(I): 9.8 |
Reflection shell | Resolution: 1.7→1.73 Å / Redundancy: 5.5 % / Rmerge(I) obs: 1.04 / Mean I/σ(I) obs: 1.6 / % possible all: 98.2 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB ENTRY 3USC Resolution: 1.7→91.62 Å / Cor.coef. Fo:Fc: 0.979 / Cor.coef. Fo:Fc free: 0.97 / SU B: 3.862 / SU ML: 0.065 / Cross valid method: THROUGHOUT / ESU R: 0.084 / ESU R Free: 0.083 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. U VALUES WITH TLS ADDED
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å / Solvent model: MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 21 Å2
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Refinement step | Cycle: LAST / Resolution: 1.7→91.62 Å
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