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- PDB-1iad: REFINED 1.8 ANGSTROMS X-RAY CRYSTAL STRUCTURE OF ASTACIN, A ZINC-... -
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Open data
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Basic information
Entry | Database: PDB / ID: 1iad | ||||||
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Title | REFINED 1.8 ANGSTROMS X-RAY CRYSTAL STRUCTURE OF ASTACIN, A ZINC-ENDOPEPTIDASE FROM THE CRAYFISH ASTACUS ASTACUS L. STRUCTURE DETERMINATION, REFINEMENT, MOLECULAR STRUCTURE AND COMPARISON TO THERMOLYSIN | ||||||
![]() | ASTACIN | ||||||
![]() | ZINC ENDOPEPTIDASE | ||||||
Function / homology | ![]() astacin / glutamic-type peptidase activity / negative regulation of binding of sperm to zona pellucida / aspartic-type peptidase activity / prevention of polyspermy / cortical granule / positive regulation of protein processing / fertilization / metalloendopeptidase activity / peptidase activity ...astacin / glutamic-type peptidase activity / negative regulation of binding of sperm to zona pellucida / aspartic-type peptidase activity / prevention of polyspermy / cortical granule / positive regulation of protein processing / fertilization / metalloendopeptidase activity / peptidase activity / cell adhesion / proteolysis / zinc ion binding / plasma membrane / cytoplasm Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() | ||||||
![]() | Gomis-Rueth, F.-X. / Stoecker, W. / Bode, W. | ||||||
![]() | ![]() Title: Refined 1.8 A X-ray crystal structure of astacin, a zinc-endopeptidase from the crayfish Astacus astacus L. Structure determination, refinement, molecular structure and comparison with thermolysin. Authors: Gomis-Ruth, F.X. / Stocker, W. / Huber, R. / Zwilling, R. / Bode, W. #1: ![]() Title: Astacins, Serralysins, Snake Venom and Matrix Metalloproteinases Exhibit Identical Zinc-Binding Environments (Hexxhxxgxxh and met-Turn) and Topologies and Should be Grouped Into a Common Family, the 'Metzincins' Authors: Bode, W. / Gomis-Rueth, F.-X. / Stoecker, W. #2: ![]() Title: Structure of Astacin and Implications for Activation of Astacins and Zinc-Ligation of Collagenases Authors: Bode, W. / Gomis-Rueth, F.X. / Huber, R. / Zwilling, R. / Stoecker, W. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 54.5 KB | Display | ![]() |
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PDB format | ![]() | 39.4 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 356.8 KB | Display | ![]() |
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Full document | ![]() | 358 KB | Display | |
Data in XML | ![]() | 5.5 KB | Display | |
Data in CIF | ![]() | 8.7 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
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Links
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Assembly
Deposited unit | ![]()
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Unit cell |
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Components
#1: Protein | Mass: 22617.977 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() |
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#2: Water | ChemComp-HOH / |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.42 Å3/Da / Density % sol: 49.27 % | ||||||||||||||||||||||||||||||
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Crystal grow | *PLUS Temperature: 4 ℃ / pH: 7 / Method: vapor diffusion, hanging drop | ||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Radiation | Scattering type: x-ray |
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Radiation wavelength | Relative weight: 1 |
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Processing
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Refinement | Resolution: 2.3→10 Å / Rfactor Rwork: 0.155 / Rfactor obs: 0.155 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.3→10 Å
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Refine LS restraints |
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Software | *PLUS Name: ![]() | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS Num. reflection obs: 7942 / Rfactor obs: 0.155 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS Type: x_angle_d / Dev ideal: 2.739 |