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Open data
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Basic information
Entry | Database: PDB / ID: 1aqb | ||||||
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Title | RETINOL-BINDING PROTEIN (RBP) FROM PIG PLASMA | ||||||
![]() | RETINOL-BINDING PROTEIN | ||||||
![]() | RETINOL TRANSPORT / RETINOIDS / VITAMIN A / CADMIUM ION | ||||||
Function / homology | ![]() retinol transport / retinol transmembrane transporter activity / retinal binding / retinol binding / extracellular space Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Zanotti, G. / Panzalorto, M. / Marcato, A. / Malpeli, G. / Folli, C. / Berni, R. | ||||||
![]() | ![]() Title: Structure of pig plasma retinol-binding protein at 1.65 A resolution. Authors: Zanotti, G. / Panzalorto, M. / Marcato, A. / Malpeli, G. / Folli, C. / Berni, R. #1: ![]() Title: Crystal Structure of Liganded and Unliganded Forms of Bovine Plasma Retinol-Binding Protein Authors: Zanotti, G. / Berni, R. / Monaco, H.L. #2: ![]() Title: Crystal Structure of the Trigonal Form of Human Plasma Retinol-Binding Protein at 2.5 A Resolution Authors: Zanotti, G. / Ottonello, S. / Berni, R. / Monaco, H.L. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 53.1 KB | Display | ![]() |
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PDB format | ![]() | 36.9 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 633 KB | Display | ![]() |
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Full document | ![]() | 638.2 KB | Display | |
Data in XML | ![]() | 11.2 KB | Display | |
Data in CIF | ![]() | 15.2 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 1hbpS S: Starting model for refinement |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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Unit cell |
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Components
#1: Protein | Mass: 21183.656 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
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#2: Chemical | ChemComp-CD / |
#3: Chemical | ChemComp-RTL / |
#4: Water | ChemComp-HOH / |
Has protein modification | Y |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.1 Å3/Da / Density % sol: 41 % | |||||||||||||||||||||||||
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Crystal grow | Method: vapor diffusion, sitting drop / pH: 6.8 Details: SITTING DROP VAPOR DIFFUSION METHOD, AT A FINAL PROTEIN CONCENTRATION OF 8 MG/ML IN THE PRESENCE OF 8% 2-METHYL-2,4-PENTANEDIOL, 3 MM CADMIUM ACETATE, 0.1 M TRIS-ACETATE, PH=6.8, vapor diffusion - sitting drop | |||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 277 K / Method: vapor diffusion, sitting drop | |||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 300 K |
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Diffraction source | Source: ![]() |
Detector | Type: SIEMENS / Detector: AREA DETECTOR / Date: Sep 1, 1996 |
Radiation | Monochromator: GRAPHITE(002) / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 1.65→55 Å / Num. obs: 20127 / % possible obs: 91 % / Observed criterion σ(I): 0 / Redundancy: 4.2 % / Rmerge(I) obs: 0.064 / Rsym value: 0.064 / Net I/σ(I): 8 |
Reflection shell | Resolution: 1.65→1.72 Å / Redundancy: 2.5 % / Rmerge(I) obs: 0.19 / Mean I/σ(I) obs: 4 / Rsym value: 0.19 / % possible all: 56 |
Reflection | *PLUS Num. measured all: 84968 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 1HBP Resolution: 1.65→55 Å / Num. parameters: 6308 / Num. restraintsaints: 5678 / Cross valid method: FREE R-VALUE / σ(F): 0 / Stereochemistry target values: ENGH AND HUBER Details: NO RESTRAINTS WERE APPLIED ON THE PLANARITY OF RETINOL MOLECULE
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Solvent computation | Solvent model: MOEWS & KRETSINGER | |||||||||||||||||||||||||||||||||
Refine analyze | Num. disordered residues: 3 / Occupancy sum hydrogen: 5272 / Occupancy sum non hydrogen: 6284 | |||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.65→55 Å
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Refine LS restraints |
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