+Open data
-Basic information
Entry | Database: PDB / ID: 1avf | ||||||
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Title | ACTIVATION INTERMEDIATE 2 OF HUMAN GASTRICSIN FROM HUMAN STOMACH | ||||||
Components | (GASTRICSINProgastricsin) x 2 | ||||||
Keywords | ASPARTYL PROTEASE / GASTRICSIN / ASPARTIC PROTEINASE / INTERMEDIATE / ACTIVATION / ACID | ||||||
Function / homology | Function and homology information gastricsin / positive regulation of antibacterial peptide production / digestion / aspartic-type endopeptidase activity / proteolysis / extracellular space Similarity search - Function | ||||||
Biological species | Homo sapiens (human) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.36 Å | ||||||
Authors | Khan, A.R. / Cherney, M.M. / Tarasova, N.I. / James, M.N.G. | ||||||
Citation | Journal: Nat.Struct.Biol. / Year: 1997 Title: Structural characterization of activation 'intermediate 2' on the pathway to human gastricsin. Authors: Khan, A.R. / Cherney, M.M. / Tarasova, N.I. / James, M.N. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1avf.cif.gz | 148.2 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1avf.ent.gz | 119 KB | Display | PDB format |
PDBx/mmJSON format | 1avf.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/av/1avf ftp://data.pdbj.org/pub/pdb/validation_reports/av/1avf | HTTPS FTP |
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-Related structure data
Related structure data | 1htrS 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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Unit cell |
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Noncrystallographic symmetry (NCS) | NCS oper: (Code: given Matrix: (0.19942, 0.01342, -0.97982), Vector: |
-Components
#1: Protein/peptide | Mass: 2983.674 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Details: ASPARTIC PROTEINASE ACTIVATION INTERMEDIATE / Source: (natural) Homo sapiens (human) / Organ: STOMACH / Tissue: GASTRIC MUCOSA / References: UniProt: P20142, gastricsin #2: Protein | Mass: 35464.930 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Details: ASPARTIC PROTEINASE ACTIVATION INTERMEDIATE / Source: (natural) Homo sapiens (human) / Organ: STOMACH / Tissue: GASTRIC MUCOSA / References: UniProt: P20142, gastricsin #3: Chemical | ChemComp-NA / | #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: 2.5 Å3/Da / Density % sol: 50 % | |||||||||||||||
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Crystal grow | pH: 7.8 Details: PROTEIN WAS CRYSTALLIZED IN 4M NA FORMATE, 100 MM BIS-TRIS-PROPANE, PH 7.8. | |||||||||||||||
Crystal grow | *PLUS Method: vapor diffusion, hanging drop | |||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: EMBL/DESY, HAMBURG / Type: EMBL/DESY, HAMBURG / Wavelength: 1 |
Detector | Type: MARRESEARCH / Detector: IMAGE PLATE / Date: Sep 1, 1996 / Details: MIRROR |
Radiation | Monochromator: GOBEL MIRRORS / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 2.36→100 Å / Num. obs: 34523 / % possible obs: 95.5 % / Observed criterion σ(I): 2 / Redundancy: 4.3 % / Rmerge(I) obs: 0.066 / Rsym value: 0.117 / Net I/σ(I): 9.2 |
Reflection shell | Resolution: 2.36→2.4 Å / Redundancy: 2.5 % / Rmerge(I) obs: 0.045 / Mean I/σ(I) obs: 3 / Rsym value: 0.303 / % possible all: 80.8 |
Reflection shell | *PLUS Lowest resolution: 2.4 Å / % possible obs: 80.8 % |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB ENTRY 1HTR Resolution: 2.36→20 Å / Cross valid method: R-FREE / σ(F): 2
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Displacement parameters | Biso mean: 18.54 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine analyze | Luzzati coordinate error obs: 0.3 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.36→20 Å
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Refine LS restraints |
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Refine LS restraints NCS | Weight Biso : 1 / Weight position: 10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
LS refinement shell | Resolution: 2.36→2.39 Å
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Software | *PLUS Name: X-PLOR / Classification: refinement | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS Num. reflection all: 34523 / Num. reflection obs: 34124 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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