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Yorodumi- PDB-1zg5: NarL complexed to narG-89 promoter palindromic tail-to-tail DNA site -
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Open data
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Basic information
| Entry | Database: PDB / ID: 1zg5 | ||||||
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| Title | NarL complexed to narG-89 promoter palindromic tail-to-tail DNA site | ||||||
Components |
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Keywords | TRANSCRIPTION/DNA / protein-DNA complex / helix-turn-helix / two-component response regulator / dna bending / TRANSCRIPTION-DNA COMPLEX | ||||||
| Function / homology | Function and homology informationDNA-binding transcription repressor activity / phosphorelay signal transduction system / nitrate assimilation / protein-DNA complex / transcription cis-regulatory region binding / regulation of DNA-templated transcription / DNA binding / ATP binding / identical protein binding / cytosol Similarity search - Function | ||||||
| Biological species | ![]() | ||||||
| Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.3 Å | ||||||
Authors | Maris, A.E. / Kaczor-Grzeskowiak, M. / Ma, Z. / Kopka, M.L. / Gunsalus, R.P. / Dickerson, R.E. | ||||||
Citation | Journal: Biochemistry / Year: 2005Title: Primary and Secondary Modes of DNA Recognition by the NarL Two-Component Response Regulator. Authors: Maris, A.E. / Kaczor-Grzeskowiak, M. / Ma, Z. / Kopka, M.L. / Gunsalus, R.P. / Dickerson, R.E. #1: Journal: Nat.Struct.Biol. / Year: 2002Title: Dimerization allows DNA target site recognition by the NarL response regulator Authors: Maris, A.E. / Sawaya, M.R. / Kaczor-Grzeskowiak, M. / Jarvis, M.R. / Bearson, S.M.D. / Kopka, M.L. / Schroeder, I. / Gunsalus, R.P. / Dickerson, R.E. #2: Journal: Biochemistry / Year: 1996Title: Structure of the Escherichia coli response regulator NarL Authors: Baikalov, I. / Schroeder, I. / Kaczor-Grzeskowiak, M. / Grzeskowiak, K. / Gunsalus, R.P. / Dickerson, R.E. | ||||||
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Structure visualization
| Structure viewer | Molecule: Molmil Jmol/JSmol |
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Downloads & links
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Download
| PDBx/mmCIF format | 1zg5.cif.gz | 120.1 KB | Display | PDBx/mmCIF format |
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| PDB format | pdb1zg5.ent.gz | 89.2 KB | Display | PDB format |
| PDBx/mmJSON format | 1zg5.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Summary document | 1zg5_validation.pdf.gz | 484.2 KB | Display | wwPDB validaton report |
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| Full document | 1zg5_full_validation.pdf.gz | 491.8 KB | Display | |
| Data in XML | 1zg5_validation.xml.gz | 19.3 KB | Display | |
| Data in CIF | 1zg5_validation.cif.gz | 27.5 KB | Display | |
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/zg/1zg5 ftp://data.pdbj.org/pub/pdb/validation_reports/zg/1zg5 | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 1zg1C ![]() 1je8S C: citing same article ( 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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| 1 | ![]()
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| 2 | ![]()
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| Unit cell |
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| Details | The biological unit is a dimer bound to DNA. There are two biological units in the asymmetric unit (chains A, B, C & D and chains E, F, G & H) |
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Components
| #1: DNA chain | Mass: 6134.967 Da / Num. of mol.: 4 / Source method: obtained synthetically / Details: solid phase synthesis #2: Protein | Mass: 9827.909 Da / Num. of mol.: 4 / Fragment: DNA binding domain (residues 147-216) Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() #3: Chemical | ChemComp-SO4 / #4: Water | ChemComp-HOH / | Has protein modification | Y | |
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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: 2.7 Å3/Da / Density % sol: 54.2 % |
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| Crystal grow | Temperature: 298 K / Method: vapor diffusion, hanging drop / pH: 7.5 Details: Ammonium sulfate, pH 7.5, vapor diffusion, hanging drop, temperature 298K |
-Data collection
| Diffraction | Mean temperature: 100 K |
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| Diffraction source | Source: SYNCHROTRON / Site: NSLS / Beamline: X8C / Wavelength: 1.1 Å |
| Detector | Type: ADSC QUANTUM 4 / Detector: CCD / Date: Mar 11, 2001 |
| Radiation | Protocol: SINGLE WAVELENGTH / Scattering type: x-ray |
| Radiation wavelength | Wavelength: 1.1 Å / Relative weight: 1 |
| Reflection | Resolution: 2.2→50 Å / Num. all: 34483 / Num. obs: 34483 / % possible obs: 99.5 % / Observed criterion σ(I): -3 / Redundancy: 4.2 % / Biso Wilson estimate: 52.2 Å2 / Rmerge(I) obs: 0.104 / Rsym value: 0.131 / Χ2: 1.948 / Net I/σ(I): 16.4 |
| Reflection shell | Resolution: 2.2→2.25 Å / % possible obs: 96.4 % / Redundancy: 3.4 % / Rmerge(I) obs: 0.687 / Mean I/σ(I) obs: 2.9 / Num. measured obs: 2194 / Num. unique all: 2194 / Rsym value: 0.954 / Χ2: 4.303 / % possible all: 96.4 |
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Processing
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| Refinement | Method to determine structure: MOLECULAR REPLACEMENTStarting model: PDB ENTRY 1JE8 Resolution: 2.3→20 Å / Cross valid method: THROUGHOUT / σ(F): 0 / Stereochemistry target values: Engh & Huber
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| Solvent computation | Bsol: 38.791 Å2 | |||||||||||||||||||||||||
| Displacement parameters | Biso mean: 40.426 Å2
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| Refine analyze |
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| Refinement step | Cycle: LAST / Resolution: 2.3→20 Å
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| Refine LS restraints |
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| LS refinement shell | Resolution: 2.3→2.44 Å / Rfactor Rfree error: 0.025
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| Xplor file |
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About Yorodumi




X-RAY DIFFRACTION
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