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Yorodumi- PDB-2bd5: Porcine pancreatic elastase complexed with beta-casomorphin-7 and... -
+Open data
-Basic information
Entry | Database: PDB / ID: 2bd5 | |||||||||
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Title | Porcine pancreatic elastase complexed with beta-casomorphin-7 and Lys-Ser at pH 5 and immersed in pH 9 buffer for 30 seconds | |||||||||
Components |
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Keywords | HYDROLASE / SERINE PROTEINASE | |||||||||
Function / homology | Function and homology information pancreatic elastase / serine-type endopeptidase activity / proteolysis / extracellular space / metal ion binding Similarity search - Function | |||||||||
Biological species | Sus scrofa (pig) Homo sapiens (human) | |||||||||
Method | X-RAY DIFFRACTION / MOLECULAR REPLACEMENT / Resolution: 1.8 Å | |||||||||
Authors | Liu, B. / Schofield, C.J. / Wilmouth, R.C. | |||||||||
Citation | Journal: J.Biol.Chem. / Year: 2006 Title: Structural analyses on intermediates in serine protease catalysis Authors: Liu, B. / Schofield, C.J. / Wilmouth, R.C. #1: Journal: Nat.Struct.Biol. / Year: 1997 Title: Structure of a specific acyl-enzyme complex formed between beta-casomorphin-7 and porcine pancreatic elastase Authors: Wilmouth, R.C. / Clifton, I.J. / Robinson, C.V. / Roach, P.L. / Aplin, R.T. / Westwood, N.J. / Hajdu, J. / Schofield, C.J. #2: Journal: Nat.Struct.Biol. / Year: 2001 Title: X-ray snapshots of serine protease catalysis reveal a tetrahedral intermediate Authors: Wilmouth, R.C. / Edman, K. / Neutze, R. / Wright, P.A. / Clifton, I.J. / Schneider, T.R. / Schofield, C.J. / Hajdu, J. | |||||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 2bd5.cif.gz | 64.9 KB | Display | PDBx/mmCIF format |
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PDB format | pdb2bd5.ent.gz | 46.1 KB | Display | PDB format |
PDBx/mmJSON format | 2bd5.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 2bd5_validation.pdf.gz | 410.9 KB | Display | wwPDB validaton report |
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Full document | 2bd5_full_validation.pdf.gz | 413 KB | Display | |
Data in XML | 2bd5_validation.xml.gz | 7.4 KB | Display | |
Data in CIF | 2bd5_validation.cif.gz | 11 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/bd/2bd5 ftp://data.pdbj.org/pub/pdb/validation_reports/bd/2bd5 | HTTPS FTP |
-Related structure data
Related structure data | 2bb4C 2bd2C 2bd3C 2bd4C 2bd7C 2bd8C 2bd9C 2bdaC 2bdbC 2bdcC 2h1uC 3estS 2bd6 C: citing same article (ref.) 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/peptide | Mass: 993.175 Da / Num. of mol.: 1 / Source method: obtained synthetically / Details: synthetic peptide / Source: (synth.) Homo sapiens (human) |
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#2: Protein | Mass: 25928.031 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Sus scrofa (pig) / References: UniProt: P00772, pancreatic elastase |
#3: Chemical | ChemComp-CA / |
#4: Chemical | ChemComp-SO4 / |
#5: Water | ChemComp-HOH / |
Nonpolymer details | OG SER A 195, C ILE P 7 AND N LYS 1001 ARE COVALENTLY LINKED WITH C ILE P 7 HAVING TETRAHEDRAL ...OG SER A 195, C ILE P 7 AND N LYS 1001 ARE COVALENTLY |
Sequence details | THIS CONFLICT IS BASED ON THE REFERENCE 3 IN SEQUENCE DATABASE, P00772 IN SWISS-PROT. |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.03 Å3/Da / Density % sol: 39.34 % |
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Crystal grow | Temperature: 294 K / Method: vapor diffusion, hanging drop / pH: 5 Details: 25MM SODIUM SULPHATE, 25MM SODIUM ACETATE (PH 5.0), 25 MG/ML PPE AND 17.5 MG/ML BCM7, AND THEN SOAKED WITH LYS-SER (50 MG/ML) IN 250MM SODIUM ACETATE (PH 5.0) (5 MICROLITRES) FOR 60 MIN , ...Details: 25MM SODIUM SULPHATE, 25MM SODIUM ACETATE (PH 5.0), 25 MG/ML PPE AND 17.5 MG/ML BCM7, AND THEN SOAKED WITH LYS-SER (50 MG/ML) IN 250MM SODIUM ACETATE (PH 5.0) (5 MICROLITRES) FOR 60 MIN , VAPOR DIFFUSION, HANGING DROP, temperature 294K |
-Data collection
Diffraction | Mean temperature: 127 K |
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Diffraction source | Source: ROTATING ANODE / Type: RIGAKU MICROMAX-007 / Wavelength: 1.5418 Å |
Detector | Type: RIGAKU RAXIS IV / Detector: IMAGE PLATE / Date: Jun 23, 2005 / Details: OSMIC mirrors |
Radiation | Monochromator: OSMIC MIRRORS / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 1.8→19.7 Å / Num. obs: 20837 / % possible obs: 99.9 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 3.4 % / Biso Wilson estimate: 21.7 Å2 / Rmerge(I) obs: 0.046 / Net I/σ(I): 20.3 |
Reflection shell | Resolution: 1.8→1.9 Å / Redundancy: 3.3 % / Rmerge(I) obs: 0.181 / Mean I/σ(I) obs: 5.1 / Num. unique all: 2972 / % possible all: 100 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 3EST Resolution: 1.8→19.7 Å / Cor.coef. Fo:Fc: 0.961 / Cor.coef. Fo:Fc free: 0.944 / SU B: 5.778 / SU ML: 0.09 / TLS residual ADP flag: LIKELY RESIDUAL / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R: 0.129 / ESU R Free: 0.122 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: The PPE:BCM7:LYS-SER PH 5 crystal (from which the pdb file 2BD4 was collected) was warmed to room temperature, immersed in 250 mm CHES PH 9, 25% (v/v) glycerol for 30s and refrozen.
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å / Solvent model: BABINET MODEL WITH MASK | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 30.249 Å2
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Refinement step | Cycle: LAST / Resolution: 1.8→19.7 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.8→1.847 Å / Total num. of bins used: 20
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Refinement TLS params. | Method: refined / Origin x: -4.223 Å / Origin y: 28.068 Å / Origin z: 42.867 Å
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Refinement TLS group | Selection: ALL |