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Open data
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Basic information
Entry | Database: PDB / ID: 1p8h | ||||||
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Title | BACTERIORHODOPSIN M1 INTERMEDIATE PRODUCED AT ROOM TEMPERATURE | ||||||
![]() | Bacteriorhodopsin | ||||||
![]() | PROTON TRANSPORT / ION PUMP / MEMBRANE PROTEIN / RETINAL PROTEIN / LIPIDS / PHOTORECEPTOR / HALOARCHAEA / 7-TRANSMEMBRANE / SERPENTINE / MEROHEDRAL TWINNING | ||||||
Function / homology | ![]() light-driven active monoatomic ion transmembrane transporter activity / monoatomic ion channel activity / photoreceptor activity / phototransduction / proton transmembrane transport / plasma membrane Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Lanyi, J.K. | ||||||
![]() | ![]() Title: Crystallographic Structures of the M and N Intermediates of Bacteriorhodopsin: Assembly of a Hydrogen-Bonded Chain of Water Molecules between Asp-96 and the Retinal Schiff Base Authors: Schobert, B. / Brown, L.S. / Lanyi, J.K. | ||||||
History |
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Remark 300 | BIOMOLECULE 1 THIS ENTRY IS MADE UP OF TWO MODELS WHICH REPRESENT TWO CONFORMATIONS OF THE WILD- ... BIOMOLECULE 1 THIS ENTRY IS MADE UP OF TWO MODELS WHICH REPRESENT TWO CONFORMATIONS OF THE WILD-TYPE PROTEIN. MODEL 1 IS THE M1 INTERMEDIATE WITH OCCUPANCY OF 0.42 WHILE MODEL 2 IS THE NON-ILLUMINATED BACTERIORHODOPSIN (BR STATE) WITH OCCUPANCY OF 0.58. |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 117.9 KB | Display | ![]() |
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PDB format | ![]() | 90 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 880.4 KB | Display | ![]() |
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Full document | ![]() | 924 KB | Display | |
Data in XML | ![]() | 24.2 KB | Display | |
Data in CIF | ![]() | 26.7 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 1p8iC ![]() 1p8uC ![]() 1m0lS S: Starting model for refinement C: citing same article ( |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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1 | ![]()
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Unit cell |
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Number of models | 2 |
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Components
#1: Protein | Mass: 26929.500 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() | ||||||
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#2: Chemical | ChemComp-RET / | ||||||
#3: Chemical | ChemComp-LI1 / #4: Chemical | ChemComp-SQU / | #5: Water | ChemComp-HOH / | Has protein modification | Y | |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 1.78 Å3/Da / Density % sol: 30.8 % | ||||||||||||||||||||
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Crystal grow | Temperature: 295 K / Method: cubic lipid phase / pH: 5.6 Details: mono-olein, potassium phosphate, pH 5.60, CUBIC LIPID PHASE, temperature 295K | ||||||||||||||||||||
Crystal grow | *PLUS pH: 5.6 / Method: unknown / Details: Gabriele, R., (1998) J. Struct. Biol., 121, 82. | ||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: ADSC QUANTUM / Detector: CCD / Date: Jun 27, 2002 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.979 Å / Relative weight: 1 |
Reflection | Resolution: 1.52→25 Å / Num. all: 36506 / Num. obs: 36506 / % possible obs: 92.1 % / Observed criterion σ(I): -3 / Rmerge(I) obs: 0.043 / Net I/σ(I): 41.5 |
Reflection shell | Resolution: 1.52→1.56 Å / Rmerge(I) obs: 0.62 / Mean I/σ(I) obs: 3.7 / % possible all: 80.7 |
Reflection | *PLUS Highest resolution: 1.52 Å / Lowest resolution: 25 Å / Num. measured all: 646932 |
Reflection shell | *PLUS % possible obs: 80.7 % / Rmerge(I) obs: 0.62 / Mean I/σ(I) obs: 3.7 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 1M0L Resolution: 1.52→25 Å / Num. parameters: 8321 / Num. restraintsaints: 19854 / Cross valid method: FREE R / σ(F): 0 / Stereochemistry target values: ENGH AND HUBER
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Refine analyze | Num. disordered residues: 233 / Occupancy sum hydrogen: 0 / Occupancy sum non hydrogen: 2073.79 | |||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.52→25 Å
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Refine LS restraints |
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Software | *PLUS Name: SHELXL / Version: 97 / Classification: refinement | |||||||||||||||||||||
Refinement | *PLUS Lowest resolution: 25 Å / % reflection Rfree: 5 % / Rfactor all: 0.172 / Rfactor Rfree: 0.207 / Rfactor Rwork: 0.172 | |||||||||||||||||||||
Solvent computation | *PLUS | |||||||||||||||||||||
Displacement parameters | *PLUS | |||||||||||||||||||||
Refine LS restraints | *PLUS
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LS refinement shell | *PLUS Highest resolution: 1.52 Å / Lowest resolution: 1.56 Å / Rfactor Rfree: 0.19 / Rfactor Rwork: 0.155 |