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- PDB-1pnc: ACCURACY AND PRECISION IN PROTEIN CRYSTAL STRUCTURE ANALYSIS: TWO... -
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Open data
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Basic information
Entry | Database: PDB / ID: 1pnc | ||||||
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Title | ACCURACY AND PRECISION IN PROTEIN CRYSTAL STRUCTURE ANALYSIS: TWO INDEPENDENT REFINEMENTS OF THE STRUCTURE OF POPLAR PLASTOCYANIN AT 173K | ||||||
![]() | PLASTOCYANIN | ||||||
![]() | ELECTRON TRANSPORT | ||||||
Function / homology | ![]() electron transporter, transferring electrons from cytochrome b6/f complex of photosystem II activity / chloroplast thylakoid lumen / chloroplast thylakoid membrane / copper ion binding Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Fields, B.A. / Guss, J.M. / Freeman, H.C. | ||||||
![]() | ![]() Title: Accuracy and precision in protein crystal structure analysis: two independent refinements of the structure of poplar plastocyanin at 173 K. Authors: Fields, B.A. / Bartsch, H.H. / Bartunik, H.D. / Cordes, F. / Guss, J.M. / Freeman, H.C. #1: ![]() Title: Accuracy and Precision in Protein Structure Analysis: Restrained Least-Squares Refinement of the Structure of Poplar Plastocyanin at 1.33 Angstroms Resolution Authors: Guss, J.M. / Bartunik, H.D. / Freeman, H.C. #2: ![]() Title: Structure of Oxidised Poplar Plastocyanin at 1.6 Angstroms Resolution Authors: Guss, J.M. / Freeman, H.C. #3: ![]() Title: X-Ray Crystal Structure Analysis of Plastocyanin at 2.7 Angstroms Resolution Authors: Colman, P.M. / Freeman, H.C. / Guss, J.M. / Murata, M. / Norris, V.A. / Ramshaw, J.A.M. / Venkatappa, M.P. #4: ![]() Title: Preliminary Crystallographic Data for a Copper Containing Protein, Plastocyanin Authors: Chapman, G.V. / Colman, P.M. / Freeman, H.C. / Guss, J.M. / Murata, M. / Norris, V.A. / Ramashaw, J.A.M. / Venkatappa, M.P. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 49.7 KB | Display | ![]() |
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PDB format | ![]() | 36.3 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related 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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Atom site foot note | 1: CIS PROLINE - PRO 16 / 2: CIS PROLINE - PRO 36 3: THE LIGANDS OF THE CU ATOM ARE ND1 (HIS 37), SG (CYS 84), ND1 (HIS 87), AND SD (MET 92). |
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Components
#1: Protein | Mass: 10493.607 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() |
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#2: Chemical | ChemComp-CU / |
#3: Water | ChemComp-HOH / |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 1.82 Å3/Da / Density % sol: 32.48 % | ||||||||||||||||||||
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Crystal grow | *PLUS pH: 6 / Method: vapor diffusionDetails: taken from Chapman, G.V. et al (1977). J. Mol. Biol., 110, 187-189. | ||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction source | Source: ![]() ![]() ![]() |
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Detector | Type: ENRAF-NONIUS / Detector: AREA DETECTOR |
Radiation | Scattering type: x-ray |
Radiation wavelength | Relative weight: 1 |
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Processing
Software | Name: PROLSQ / Classification: refinement | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Refinement | Resolution: 1.6→6 Å Details: THE STRUCTURE WAS REFINED INDEPENDENTLY IN SYDNEY USING PROLSQ AND IN HAMBURG USING EREF. THE STRUCTURES WERE COMPARED ONLY AFTER THE REFINEMENTS WERE COMPLETE.
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Refinement step | Cycle: LAST / Resolution: 1.6→6 Å
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Refine LS restraints |
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Software | *PLUS Name: PROLSQ / Classification: refinement | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS Highest resolution: 1.6 Å / Lowest resolution: 6 Å / Num. reflection obs: 7393 / Rfactor obs: 0.132 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS Biso mean: 8 Å2 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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