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- PDB-4mex: Crystal structure of Escherichia coli RNA polymerase in complex w... -
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Open data
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Basic information
Entry | Database: PDB / ID: 4mex | ||||||
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Title | Crystal structure of Escherichia coli RNA polymerase in complex with salinamide A | ||||||
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![]() | Transferase/Antibiotic / RNA polymerase / DNA Binding / Transferase-Antibiotic complex | ||||||
Function / homology | ![]() sigma factor antagonist complex / RNA polymerase complex / submerged biofilm formation / cellular response to cell envelope stress / cytosolic DNA-directed RNA polymerase complex / regulation of DNA-templated transcription initiation / sigma factor activity / bacterial-type flagellum assembly / bacterial-type flagellum-dependent cell motility / nitrate assimilation ...sigma factor antagonist complex / RNA polymerase complex / submerged biofilm formation / cellular response to cell envelope stress / cytosolic DNA-directed RNA polymerase complex / regulation of DNA-templated transcription initiation / sigma factor activity / bacterial-type flagellum assembly / bacterial-type flagellum-dependent cell motility / nitrate assimilation / transcription elongation factor complex / regulation of DNA-templated transcription elongation / transcription antitermination / DNA-templated transcription initiation / cell motility / ribonucleoside binding / DNA-directed 5'-3' RNA polymerase activity / DNA-directed RNA polymerase / response to heat / protein-containing complex assembly / intracellular iron ion homeostasis / protein dimerization activity / response to antibiotic / negative regulation of DNA-templated transcription / magnesium ion binding / DNA binding / zinc ion binding / membrane / cytoplasm / cytosol Similarity search - Function | ||||||
Biological species | ![]() ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Feng, Y. / Zhang, Y. / Arnold, E. / Ebright, R.H. | ||||||
![]() | ![]() Title: Transcription inhibition by the depsipeptide antibiotic salinamide A. Authors: Degen, D. / Feng, Y. / Zhang, Y. / Ebright, K.Y. / Ebright, Y.W. / Gigliotti, M. / Vahedian-Movahed, H. / Mandal, S. / Talaue, M. / Connell, N. / Arnold, E. / Fenical, W. / Ebright, R.H. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 1.3 MB | Display | ![]() |
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PDB format | ![]() | 1 MB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 591.3 KB | Display | ![]() |
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Full document | ![]() | 739.4 KB | Display | |
Data in XML | ![]() | 236.8 KB | Display | |
Data in CIF | ![]() | 317.2 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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1 | ![]()
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2 | ![]()
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Unit cell |
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Components
-DNA-directed RNA polymerase subunit ... , 4 types, 10 molecules ABGHCIDJEK
#1: Protein | Mass: 37387.547 Da / Num. of mol.: 4 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() Gene: b3295, BN17_32291, ECs4160, JW3257, LF82_1958, pez, phs, rpoA, sez Production host: ![]() ![]() #2: Protein | Mass: 150820.875 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() Gene: b3987, groN, JW3950, K758_06833, nitB, rif, ron, rpoB, stl, stv, tabD Production host: ![]() ![]() #3: Protein | Mass: 155366.781 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() Gene: b3988, BN17_39521, ECs4911, JW3951, LF82_1960, rpoC, tabB Production host: ![]() ![]() #4: Protein | Mass: 10249.547 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() |
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-Protein / Protein/peptide , 2 types, 4 molecules FLMN
#5: Protein | Mass: 70352.242 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() #6: Protein/peptide | |
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-Non-polymers , 2 types, 6 molecules ![](data/chem/img/MG.gif)
![](data/chem/img/ZN.gif)
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#7: Chemical | #8: Chemical | ChemComp-ZN / |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 3.23 Å3/Da / Density % sol: 61.9 % |
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Crystal grow | Temperature: 295 K / Method: vapor diffusion, hanging drop / pH: 7 Details: 0.1M HEPES, 0.2M calcium chloride, 18% PEG400, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 295K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: PSI PILATUS 6M / Detector: PIXEL / Date: Apr 19, 2012 |
Radiation | Monochromator: double crystal Si(111) / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.1 Å / Relative weight: 1 |
Reflection | Resolution: 3.9→50 Å / Num. all: 109036 / Num. obs: 108818 / % possible obs: 99.8 % / Observed criterion σ(F): 0 / Observed criterion σ(I): -3 / Redundancy: 6.4 % / Biso Wilson estimate: 150.98 Å2 / Rmerge(I) obs: 0.118 / Rsym value: 0.118 / Net I/σ(I): 15.455 |
Reflection shell | Resolution: 3.9→3.97 Å / Redundancy: 4.9 % / Rmerge(I) obs: 0.891 / Mean I/σ(I) obs: 1.547 / Num. unique all: 5356 / Rsym value: 0.891 / % possible all: 99.7 |
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Processing
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Refinement | Method to determine structure: ![]()
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 3.902→49.868 Å
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Refine LS restraints |
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LS refinement shell | Refine-ID: X-RAY DIFFRACTION
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