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Yorodumi- PDB-2cio: The high resolution x-ray structure of papain complexed with frag... -
+Open data
-Basic information
Entry | Database: PDB / ID: 2cio | ||||||
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Title | The high resolution x-ray structure of papain complexed with fragments of the Trypanosoma brucei cysteine protease inhibitor ICP. | ||||||
Components |
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Keywords | HYDROLASE/INHIBITOR / COMPLEX HYDROLASE-INHIBITOR / ICP / CYSTEINE PROTEASE / INHIBITOR / TRYPANOSOMA BRUCEI / ALLERGEN / PROTEASE / THIOL PROTEASE / ZYMOGEN / HYDROLASE / HYDROLASE-INHIBITOR complex | ||||||
Function / homology | Function and homology information papain / serpin family protein binding / cysteine-type peptidase activity / proteolysis Similarity search - Function | ||||||
Biological species | TRYPANOSOMA BRUCEI (eukaryote) CARICA PAPAYA (papaya) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.5 Å | ||||||
Authors | Alphey, M.S. / Hunter, W.N. | ||||||
Citation | Journal: Acta Crystallogr.,Sect.F / Year: 2006 Title: High-Resolution Complex of Papain with Remnants of a Cysteine Protease Inhibitor Derived from Trypanosoma Brucei Authors: Alphey, M.S. / Hunter, W.N. | ||||||
History |
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Remark 700 | SHEET THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN ORDER TO REPRESENT THIS FEATURE IN ... SHEET THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN ORDER TO REPRESENT THIS FEATURE IN THE SHEET RECORDS BELOW, TWO SHEETS ARE DEFINED. |
-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 2cio.cif.gz | 112.4 KB | Display | PDBx/mmCIF format |
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PDB format | pdb2cio.ent.gz | 85 KB | Display | PDB format |
PDBx/mmJSON format | 2cio.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/ci/2cio ftp://data.pdbj.org/pub/pdb/validation_reports/ci/2cio | HTTPS FTP |
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-Related structure data
Related structure data | 9papS 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
#1: Protein | Mass: 23499.314 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Details: PURCHASED FROM SIGMA / Source: (natural) CARICA PAPAYA (papaya) / References: UniProt: P00784, papain | ||||||
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#2: Protein | Mass: 13449.203 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Details: TWO PEPTIDE FRAGMENTS FROM DIGESTION OF ICP / Source: (gene. exp.) TRYPANOSOMA BRUCEI (eukaryote) / Plasmid: PBP117 / Production host: ESCHERICHIA COLI BL21(DE3) (bacteria) / Variant (production host): C43 / References: UniProt: Q868H0 | ||||||
#3: Chemical | #4: Chemical | #5: Water | ChemComp-HOH / | Sequence details | PROTEIN USED IN EXPERIMENT WAS COMMERCIALLY AVAILABLE AND ALREADY HAD REMOVED SIGNAL AND PROPEPTIDE ...PROTEIN USED IN EXPERIMENT | |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.2 Å3/Da / Density % sol: 44 % |
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Crystal grow | pH: 7.5 / Details: 50% ETHANOL, 0.01M NA ACETATE, pH 7.50 |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: ESRF / Beamline: ID29 / Wavelength: 0.9756 |
Detector | Type: ADSC CCD / Detector: CCD / Date: Dec 8, 2005 / Details: TOROIDAL MIRRORS |
Radiation | Monochromator: SI(III) / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.9756 Å / Relative weight: 1 |
Reflection | Resolution: 1.5→95.7 Å / Num. obs: 60928 / % possible obs: 100 % / Observed criterion σ(I): 2 / Redundancy: 13.6 % / Biso Wilson estimate: 16.24 Å2 / Rmerge(I) obs: 0.1 / Net I/σ(I): 21.4 |
Reflection shell | Resolution: 1.5→1.58 Å / Redundancy: 13.8 % / Rmerge(I) obs: 0.63 / Mean I/σ(I) obs: 3.7 / % possible all: 100 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB ENTRY 9PAP Resolution: 1.5→95.7 Å / Cor.coef. Fo:Fc: 0.963 / Cor.coef. Fo:Fc free: 0.942 / SU B: 3.23 / SU ML: 0.056 / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R: 0.112 / ESU R Free: 0.089 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. LYS211-ASN212 IS AT THE C-TERMINUS OF THE PROTEIN CHAIN WHERE ELECTRON DENSITY WAS POORLY DEFINED
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Solvent computation | Ion probe radii: 0.8 Å / VDW probe radii: 1.4 Å / Solvent model: MASK BULK SOLVENT | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 19.83 Å2
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Refinement step | Cycle: LAST / Resolution: 1.5→95.7 Å
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Refine LS restraints |
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