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- PDB-3t72: PhoB(E)-Sigma70(4)-(RNAP-Betha-flap-tip-helix)-DNA Transcription ... -
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Open data
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Basic information
Entry | Database: PDB / ID: 3t72 | ||||||
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Title | PhoB(E)-Sigma70(4)-(RNAP-Betha-flap-tip-helix)-DNA Transcription Activation Sub-Complex | ||||||
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![]() | TRANSCRIPTION/DNA / WINGED-HELIX MOTIF / TRANSCRIPTION ACTIVATION / DNA-BINDING / TRANSCRIPTION-DNA complex | ||||||
Function / homology | ![]() bacterial-type RNA polymerase holo enzyme binding / phosphate ion transport / sigma factor antagonist complex / phosphorelay response regulator activity / cytosolic DNA-directed RNA polymerase complex / regulation of DNA-templated transcription initiation / sigma factor activity / DNA-templated transcription initiation / protein-DNA complex / response to heat ...bacterial-type RNA polymerase holo enzyme binding / phosphate ion transport / sigma factor antagonist complex / phosphorelay response regulator activity / cytosolic DNA-directed RNA polymerase complex / regulation of DNA-templated transcription initiation / sigma factor activity / DNA-templated transcription initiation / protein-DNA complex / response to heat / transcription cis-regulatory region binding / negative regulation of DNA-templated transcription / regulation of DNA-templated transcription / DNA binding / identical protein binding / cytosol Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Blanco, A.G. / Canals, A. / Bernues, J. / Sola, M. / Coll, M. | ||||||
![]() | ![]() Title: The structure of a transcription activation subcomplex reveals how sigma (70) is recruited to PhoB promoters. Authors: Blanco, A.G. / Canals, A. / Bernues, J. / Sola, M. / Coll, 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 | ![]() | 407.7 KB | Display | ![]() |
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PDB format | ![]() | 307.9 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
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-Validation report
Summary document | ![]() | 435 KB | Display | ![]() |
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Full document | ![]() | 527.4 KB | Display | |
Data in XML | ![]() | 22 KB | Display | |
Data in CIF | ![]() | 59.9 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
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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Details | The biological assembly is that formed by chains A,B,C,D,q and r |
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Components
#1: Protein | Mass: 11971.624 Da / Num. of mol.: 24 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() #2: DNA chain | Mass: 8035.216 Da / Num. of mol.: 12 / Source method: obtained synthetically / Details: Synthesized DNA / Source: (synth.) ![]() ![]() #3: DNA chain | Mass: 7937.140 Da / Num. of mol.: 12 / Source method: obtained synthetically / Details: Synthesized DNA / Source: (synth.) ![]() ![]() #4: Protein | Mass: 11080.619 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() References: UniProt: P00579, UniProt: E8Y6A0, DNA-directed RNA polymerase |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 5.81 Å3/Da / Density % sol: 78.81 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, sitting drop / pH: 6 Details: 8-10% PEG 4000, 100 mM KCl, 10 mM magnesium chloride, 50 mM MES, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K |
-Data collection
Diffraction | Mean temperature: 200 K | ||||||||||||
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Diffraction source | Source: ![]() ![]() ![]() | ||||||||||||
Detector | Type: MAR CCD 165 mm / Detector: CCD / Date: Jun 27, 2006 | ||||||||||||
Radiation | Monochromator: GRAPHITE / Protocol: MAD / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | ||||||||||||
Radiation wavelength |
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Reflection | Resolution: 4.33→50 Å / Num. all: 73615 / Num. obs: 73615 / % possible obs: 100 % / Observed criterion σ(F): 1.5 / Observed criterion σ(I): 1.5 |
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Processing
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Refinement | Method to determine structure: ![]() Details: CLOSE CONTACTS OF DNA ATOMS WITH SYMMETRY-EQUIVALENT NEIGHBOUR DNA MOLECULES FORMING PSEUDO-CONTINUOUS HELICES ARE DUE TO LACK OF ATOMIC POSITIONAL REFINEMENT | ||||||||||||
Refinement step | Cycle: LAST / Resolution: 4.33→50 Å
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