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Open data
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Basic information
Entry | Database: PDB / ID: 1b3t | ||||||
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Title | EBNA-1 NUCLEAR PROTEIN/DNA COMPLEX | ||||||
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![]() | PROTEIN/DNA / NUCLEAR PROTEIN / PROTEIN-DNA COMPLEX / DNA-BINDING / ACTIVATOR / ORIGIN-BINDING PROTEIN | ||||||
Function / homology | ![]() host cell PML body / symbiont-mediated suppression of host antigen processing and presentation / viral latency / Hydrolases; Acting on ester bonds; Endodeoxyribonucleases producing 5'-phosphomonoesters / enzyme-substrate adaptor activity / symbiont-mediated disruption of host cell PML body / regulation of DNA replication / endonuclease activity / DNA-binding transcription factor activity / virus-mediated perturbation of host defense response ...host cell PML body / symbiont-mediated suppression of host antigen processing and presentation / viral latency / Hydrolases; Acting on ester bonds; Endodeoxyribonucleases producing 5'-phosphomonoesters / enzyme-substrate adaptor activity / symbiont-mediated disruption of host cell PML body / regulation of DNA replication / endonuclease activity / DNA-binding transcription factor activity / virus-mediated perturbation of host defense response / host cell nucleus / positive regulation of DNA-templated transcription / DNA binding / nucleus Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Bochkarev, A. / Bochkareva, E. / Edwards, A. / Frappier, L. | ||||||
![]() | ![]() Title: The 2.2 A structure of a permanganate-sensitive DNA site bound by the Epstein-Barr virus origin binding protein, EBNA1. Authors: Bochkarev, A. / Bochkareva, E. / Frappier, L. / Edwards, A.M. #1: ![]() Title: Crystal Structure of the DNA-Binding Domain of Theepstein-Barr Virus Origin- Binding Protein, EBNA1, Boundto DNA Authors: Bochkarev, A. / Barwell, J.A. / Pfuetzner, R.A. / Bochkareva, E. / Frappier, L. / Edwards, A.M. #2: ![]() Title: Overexpression, Purification, and Crystallization of the DNA Binding and Dimerization Domains of the Epstein-Barr Virus Nuclear Antigen 1 Authors: Barwell, J.A. / Bochkarev, A. / Pfuetzner, R.A. / Tong, H. / Yang, D.S. / Frappier, L. / Edwards, A.M. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 93.2 KB | Display | ![]() |
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PDB format | ![]() | 66.6 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 448.9 KB | Display | ![]() |
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Full document | ![]() | 454 KB | Display | |
Data in XML | ![]() | 15.7 KB | Display | |
Data in CIF | ![]() | 22.6 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 1vhiS S: Starting model for refinement |
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Similar 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: DNA chain | Mass: 5516.578 Da / Num. of mol.: 2 / Source method: obtained synthetically #2: Protein | Mass: 16008.498 Da / Num. of mol.: 2 Fragment: DNA-BINDING AND DIMERIZATION DOMAIN RESIDUES 459 - 607 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() Genus: Lymphocryptovirus / Strain: GD1 / Cellular location: NUCLEAR / Plasmid: PET15B / Production host: ![]() ![]() #3: Water | ChemComp-HOH / | Compound details | EBNA1 ENCODED BY EBV B95-8 COMPRISES 641 AMINO ACIDS AND IS VERY STABLE DIMER BOTH IN SOLUTION AND ...EBNA1 ENCODED BY EBV B95-8 COMPRISES 641 AMINO ACIDS AND IS VERY STABLE DIMER BOTH IN SOLUTION AND WHEN BOUND TO 1 8 BP RECOGNITIO | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.52 Å3/Da / Density % sol: 51.17 % | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 277 K / Method: vapor diffusion, hanging drop / pH: 5.6 Details: METHOD - HANGING DROP VAPOR DIFFUSION. RESERVOIR: 100 MM MES (PH 5.6) 20% PEG 4000, 500 MM NACL, 10 MM MGCL2, 10 MM DTT PROTEIN: 10MG/ML 1MM HEPES PH 7.2 1M NACL, 10 MM DTT DRY DNA ...Details: METHOD - HANGING DROP VAPOR DIFFUSION. RESERVOIR: 100 MM MES (PH 5.6) 20% PEG 4000, 500 MM NACL, 10 MM MGCL2, 10 MM DTT PROTEIN: 10MG/ML 1MM HEPES PH 7.2 1M NACL, 10 MM DTT DRY DNA RESUSPENDED IN THE PROTEIN CONTAINING SOLUTION IN MOLAR RATIO 1.5 (DSDNA) / 1.0 (EBNA1 DIMER) DROP: 50% PROTEIN/DNA SOLUTION 50% RESERVOIR SOLUTION CRYSTALLIZATION TEMPERATURE: 4 GEDREES C, vapor diffusion - hanging drop, temperature 277K PH range: 5.6-7.2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Components of the solutions |
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Crystal grow | *PLUS pH: 7.2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: CUSTOM-MADE / Detector: CCD / Date: May 1, 1994 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.922 Å / Relative weight: 1 |
Reflection | Resolution: 2.1→20 Å / Num. obs: 25865 / % possible obs: 98.9 % / Observed criterion σ(I): -3 / Redundancy: 5.5 % / Rmerge(I) obs: 0.073 / Net I/σ(I): 4.5 |
Reflection shell | Resolution: 2.1→2.18 Å / Rmerge(I) obs: 0.121 / Mean I/σ(I) obs: 3.1 / % possible all: 93.2 |
Reflection | *PLUS Num. measured all: 142136 |
Reflection shell | *PLUS % possible obs: 74.5 % |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 1VHI Resolution: 2.2→6 Å / Data cutoff high absF: 1000000 / Data cutoff low absF: 0.001 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 2
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Refinement step | Cycle: LAST / Resolution: 2.2→6 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.2→2.29 Å / Total num. of bins used: 8
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Xplor file |
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Software | *PLUS Name: ![]() | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS Highest resolution: 2.2 Å / Lowest resolution: 6 Å / σ(F): 2 / % reflection Rfree: 10 % | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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LS refinement shell | *PLUS Rfactor Rfree: 0.274 / % reflection Rfree: 10.1 % / Rfactor Rwork: 0.239 |