+Open data
-Basic information
Entry | Database: PDB / ID: 1e7d | ||||||
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Title | Endonuclease VII (ENDOVII) Ffrom Phage T4 | ||||||
Components | RECOMBINATION ENDONUCLEASE VII | ||||||
Keywords | HYDROLASE / ENDONUCLEASE / RESOLVASE / HOLLIDAY JUNCTION / DNASE | ||||||
Function / homology | Function and homology information endonuclease activity / Hydrolases; Acting on ester bonds / metal ion binding Similarity search - Function | ||||||
Biological species | BACTERIOPHAGE T4 (virus) | ||||||
Method | X-RAY DIFFRACTION / MOLECULAR REPLACEMENT / Resolution: 2.8 Å | ||||||
Authors | Raaijmakers, H.C.A. / Vix, O. / Toro, I. / Suck, D. | ||||||
Citation | Journal: J.Mol.Biol. / Year: 2001 Title: Conformational Flexibility in T4 Endonuclease Vii Revealed by Crystallography: Implications for Substrate Binding and Cleavage Authors: Raaijmakers, H.C.A. / Toro, I. / Birkenbihl, R. / Kemper, B. / Suck, D. #1: Journal: Embo J. / Year: 1999 Title: X-Ray Structure of T4 Endonuclease Vii: A DNA Junction Resolvase with a Novel Fold and Unusual Domain Swapped Dimer Architecture Authors: Raaijmakers, H. / Vix, O. / Toro, I. / Golz, S. / Kemper, B. / Suck, D. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1e7d.cif.gz | 77.2 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1e7d.ent.gz | 57.4 KB | Display | PDB format |
PDBx/mmJSON format | 1e7d.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 1e7d_validation.pdf.gz | 436.7 KB | Display | wwPDB validaton report |
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Full document | 1e7d_full_validation.pdf.gz | 448 KB | Display | |
Data in XML | 1e7d_validation.xml.gz | 15.4 KB | Display | |
Data in CIF | 1e7d_validation.cif.gz | 20 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/e7/1e7d ftp://data.pdbj.org/pub/pdb/validation_reports/e7/1e7d | HTTPS FTP |
-Related structure data
Related structure data | 1e7lSC S: Starting model for refinement C: citing same article (ref.) |
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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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Noncrystallographic symmetry (NCS) | NCS oper: (Code: given Matrix: (-0.4964, 0.8391, -0.2226), Vector: Details | BIOLOGICAL_UNIT: DIMERIC | |
-Components
#1: Protein | Mass: 18173.777 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Details: ONE ZN BOUND TO CYS 23,26,58,61 OF EACH CHAIN CA LIGANDED TO ASP40 AND ASN 62 Source: (gene. exp.) BACTERIOPHAGE T4 (virus) / Cellular location: CYTOPLASM / Gene: GP49 / Plasmid: PET11A / Cellular location (production host): CYTOPLASM / Production host: ESCHERICHIA COLI (E. coli) / Strain (production host): BL21(DE3) References: UniProt: P13340, crossover junction endodeoxyribonuclease #2: Chemical | #3: Chemical | #4: Chemical | #5: 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: 2.18 Å3/Da / Density % sol: 44.16 % | ||||||||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | Method: vapor diffusion, hanging drop / pH: 8.2 Details: HANGING DROP VAPOUR DIFFUSION DROP SIZE: 1 + 1 UL PROTEIN SOLUTION: 16 MG/ML ENDOVII, 175 MM NACL, 20 MM MGCL2, 2 MM ZNCL2, 10 MM 2-MERCAPTO-ETHANOL, 10 % GLYCEROL, 10 MM MOPS PH6.5. WELL: ...Details: HANGING DROP VAPOUR DIFFUSION DROP SIZE: 1 + 1 UL PROTEIN SOLUTION: 16 MG/ML ENDOVII, 175 MM NACL, 20 MM MGCL2, 2 MM ZNCL2, 10 MM 2-MERCAPTO-ETHANOL, 10 % GLYCEROL, 10 MM MOPS PH6.5. WELL: 16-18% PEG 5000 MME, 200 MM CACL2, 20 MM AMMONIUM SULPHATE, 10 MM 2-MERCAPTO-ETHANOL, 100 MM TRIS PH 8.2, C.A. 1 MM SODIUM AZIDE | ||||||||||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 4 ℃ / pH: 8.2 / 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: ROTATING ANODE / Type: ENRAF-NONIUS / Wavelength: 1.5418 |
Detector | Type: MARRESEARCH / Detector: IMAGE PLATE / Date: Jan 15, 1999 / Details: NI COATED MIRRORS |
Radiation | Monochromator: NI COATED MIRRORS / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2.8→44.281 Å / Num. obs: 8966 / % possible obs: 99.8 % / Redundancy: 3.2 % / Rsym value: 0.096 / Net I/σ(I): 7.2 |
Reflection shell | Resolution: 2.8→2.9 Å / Mean I/σ(I) obs: 3.2 / Rsym value: 0.283 / % possible all: 99.7 |
Reflection | *PLUS Num. measured all: 28458 / Rmerge(I) obs: 0.096 |
Reflection shell | *PLUS % possible obs: 99.7 % / Rmerge(I) obs: 0.283 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 1E7L Resolution: 2.8→10 Å / SU B: 7.34 / SU ML: 0.15 / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R Free: 0.52 Details: TIGHT NCS RESTRAINTS SIMILAR TO ENTRY 1EN7, BUT IN A DIFFERENT SPACE GROUP THE ATOMS WITH ZERO OCCUPANCY ARE DISORDERED, AND THOSE WITH HALF OCCUPANCY ARE PARTLY DISORDERED
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Refinement step | Cycle: LAST / Resolution: 2.8→10 Å
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Refine LS restraints |
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Software | *PLUS Name: REFMAC / Classification: refinement | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS Lowest resolution: 27 Å / Num. reflection obs: 12364 / Rfactor obs: 0.245 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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