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Yorodumi- PDB-1eai: COMPLEX OF ASCARIS CHYMOTRPSIN/ELASTASE INHIBITOR WITH PORCINE EL... -
+Open data
-Basic information
Entry | Database: PDB / ID: 1eai | ||||||
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Title | COMPLEX OF ASCARIS CHYMOTRPSIN/ELASTASE INHIBITOR WITH PORCINE ELASTASE | ||||||
Components |
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Keywords | SERINE PROTEINASE / ELASTASE / ASCARIS SUMM / PROTEIN INHIBITOR | ||||||
Function / homology | Function and homology information pancreatic elastase / serine-type endopeptidase inhibitor activity / serine-type endopeptidase activity / proteolysis / extracellular space / extracellular region / metal ion binding Similarity search - Function | ||||||
Biological species | Sus scrofa (pig) Ascaris suum (pig roundworm) | ||||||
Method | X-RAY DIFFRACTION / MOLECULAR REPLACEMENT / Resolution: 2.4 Å | ||||||
Authors | Huang, K. / Strynadka, N.C.J. / Bernard, V.D. / Peanasky, R.J. / James, M.N.G. | ||||||
Citation | Journal: Structure / Year: 1994 Title: The molecular structure of the complex of Ascaris chymotrypsin/elastase inhibitor with porcine elastase. Authors: Huang, K. / Strynadka, N.C. / Bernard, V.D. / Peanasky, R.J. / James, M.N. #1: Journal: Acta Crystallogr.,Sect.B / Year: 1988 Title: Structure of Native Porcine Pancreatic Elastase at 1.65 Resolution Authors: Meyer, E. / Cole, G. / Radharkrishnan, R. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1eai.cif.gz | 128.4 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1eai.ent.gz | 100.2 KB | Display | PDB format |
PDBx/mmJSON format | 1eai.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/ea/1eai ftp://data.pdbj.org/pub/pdb/validation_reports/ea/1eai | HTTPS FTP |
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-Related structure data
Related structure data | 1incS 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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2 |
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3 |
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Unit cell |
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Noncrystallographic symmetry (NCS) | NCS oper: (Code: given Matrix: (0.9963, 0.0813, -0.0277), Vector: |
-Components
#1: Protein | Mass: 25929.016 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Source: (natural) Sus scrofa (pig) / Organ: PANCREAS / References: UniProt: P00772, pancreatic elastase #2: Protein | Mass: 6602.523 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Source: (natural) Ascaris suum (pig roundworm) / References: UniProt: P07851 #3: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 3 |
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-Sample preparation
Crystal | Density Matthews: 2.99 Å3/Da / Density % sol: 58.84 % | ||||||||||||||||||||
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Crystal grow | pH: 6.5 / Details: pH 6.5 | ||||||||||||||||||||
Crystal grow | *PLUS Temperature: 4 ℃ / Method: unknown | ||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 287 K |
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Diffraction source | Source: ROTATING ANODE / Type: SIEMENS / Wavelength: 1.5418 |
Detector | Type: SIEMENS / Detector: AREA DETECTOR |
Radiation | Monochromator: NI FILTER / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2.4→20 Å / Num. obs: 29261 / % possible obs: 99 % / Redundancy: 6.6 % / Rmerge(I) obs: 0.07 / Rsym value: 0.07 |
Reflection shell | Highest resolution: 2.4 Å / Rsym value: 0.07 |
Reflection | *PLUS Num. measured all: 192689 |
Reflection shell | *PLUS Highest resolution: 2.4 Å / Lowest resolution: 2.5 Å / % possible obs: 71 % |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 1INC Resolution: 2.4→20 Å / Isotropic thermal model: TNT BCOOREL / σ(F): 0 / Stereochemistry target values: TNT PROTGEO
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Refinement step | Cycle: LAST / Resolution: 2.4→20 Å
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Refine LS restraints |
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Software | *PLUS Name: TNT / Classification: refinement | ||||||||||||||||||||||||||||||
Refinement | *PLUS Rfactor obs: 0.191 | ||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS Type: t_plane_restr / Dev ideal: 0.026 |