+Open data
-Basic information
Entry | Database: PDB / ID: 1gh0 | ||||||
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Title | CRYSTAL STRUCTURE OF C-PHYCOCYANIN FROM SPIRULINA PLATENSIS | ||||||
Components |
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Keywords | PHOTOSYNTHESIS / C-phycocyanin from Spirulina platensis | ||||||
Function / homology | Function and homology information phycobilisome / plasma membrane-derived thylakoid membrane / photosynthesis Similarity search - Function | ||||||
Biological species | Arthrospira platensis (bacteria) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / Resolution: 2.2 Å | ||||||
Authors | Liang, D.-C. / Chang, W.-R. / Wang, X.-Q. | ||||||
Citation | Journal: Acta Crystallogr.,Sect.D / Year: 2001 Title: Structure of C-phycocyanin from Spirulina platensis at 2.2 A resolution: a novel monoclinic crystal form for phycobiliproteins in phycobilisomes. Authors: Wang, X.Q. / Li, L.N. / Chang, W.R. / Zhang, J.P. / Gui, L.L. / Guo, B.J. / Liang, D.C. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1gh0.cif.gz | 774.6 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1gh0.ent.gz | 655.6 KB | Display | PDB format |
PDBx/mmJSON format | 1gh0.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/gh/1gh0 ftp://data.pdbj.org/pub/pdb/validation_reports/gh/1gh0 | HTTPS FTP |
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-Related structure data
Similar structure data |
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-Links
-Assembly
Deposited unit |
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1 |
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2 |
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3 |
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4 |
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Unit cell |
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-Components
#1: Protein | Mass: 17602.820 Da / Num. of mol.: 12 / Source method: isolated from a natural source / Source: (natural) Arthrospira platensis (bacteria) / References: UniProt: P72509 #2: Protein | Mass: 18088.520 Da / Num. of mol.: 12 / Source method: isolated from a natural source / Source: (natural) Arthrospira platensis (bacteria) / References: UniProt: P72508 #3: Chemical | ChemComp-CYC / #4: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.77 Å3/Da / Density % sol: 55.52 % | ||||||||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 298 K / Method: vapor diffusion/hanging drop / pH: 6.8 Details: pH 6.8, vapour diffusion/hanging drop, temperature 298K | ||||||||||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Method: vapor diffusion, hanging drop | ||||||||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 298 K |
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Diffraction source | Source: SYNCHROTRON / Site: Photon Factory / Type: PHOTON FACTORY / Wavelength: 1 |
Detector | Type: WEISSENBERG / Detector: DIFFRACTOMETER |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 2→20 Å / Num. obs: 296302 / % possible obs: 94.5 % / Rmerge(I) obs: 0.091 / Net I/σ(I): 10.1 |
Reflection shell | Resolution: 2→2.05 Å / Rmerge(I) obs: 0.61 / Num. unique all: 18524 / % possible all: 88.8 |
Reflection | *PLUS % possible obs: 95.4 % / Redundancy: 2.1 % / Rmerge(I) obs: 0.075 |
Reflection shell | *PLUS % possible obs: 94.4 % / Num. unique obs: 14756 / Rmerge(I) obs: 0.313 / Mean I/σ(I) obs: 2.7 |
-Processing
Software |
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Refinement | Resolution: 2.2→20 Å / σ(F): 0 / Stereochemistry target values: Engh & Huber
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Refinement step | Cycle: LAST / Resolution: 2.2→20 Å
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Refine LS restraints |
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Software | *PLUS Name: X-PLOR / Version: 3.851 / Classification: refinement | ||||||||||||||||||
Refinement | *PLUS Highest resolution: 2.2 Å / Lowest resolution: 20 Å / σ(F): 0 / % reflection Rfree: 5 % / Rfactor obs: 0.189 | ||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||
Refine LS restraints | *PLUS
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LS refinement shell | *PLUS Rfactor Rfree: 0.291 / Num. reflection obs: 14756 / Rfactor obs: 0.257 |