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- PDB-5zx3: Mycobacterium tuberculosis RNA polymerase holoenzyme with ECF sig... -
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Open data
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Basic information
Entry | Database: PDB / ID: 5zx3 | ||||||
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Title | Mycobacterium tuberculosis RNA polymerase holoenzyme with ECF sigma factor sigma H | ||||||
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![]() | TRANSCRIPTION / Mycobacterium tuberculosis / RNA polymerase / holoenzyme / sigH | ||||||
Function / homology | ![]() response to nitrosative stress / Antimicrobial action and antimicrobial resistance in Mtb / sigma factor activity / DNA-directed RNA polymerase complex / peptidoglycan-based cell wall / DNA-templated transcription initiation / ribonucleoside binding / DNA-directed 5'-3' RNA polymerase activity / DNA-directed RNA polymerase / cellular response to heat ...response to nitrosative stress / Antimicrobial action and antimicrobial resistance in Mtb / sigma factor activity / DNA-directed RNA polymerase complex / peptidoglycan-based cell wall / DNA-templated transcription initiation / ribonucleoside binding / DNA-directed 5'-3' RNA polymerase activity / DNA-directed RNA polymerase / cellular response to heat / response to heat / response to oxidative stress / protein dimerization activity / response to antibiotic / DNA-templated transcription / regulation of DNA-templated transcription / magnesium ion binding / DNA binding / zinc ion binding / plasma membrane / cytosol / cytoplasm Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Li, L. / Zhang, Y. | ||||||
Funding support | ![]()
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![]() | ![]() Title: Structural basis for transcription initiation by bacterial ECF sigma factors. Authors: Li, L. / Fang, C. / Zhuang, N. / Wang, T. / Zhang, Y. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 606.7 KB | Display | ![]() |
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PDB format | ![]() | 477.1 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 5zx2C ![]() 5tw1S S: Starting model for refinement C: citing same article ( |
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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
-DNA-directed RNA polymerase subunit ... , 4 types, 5 molecules ABCDE
#1: Protein | Mass: 40279.039 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() Strain: H37Rv / Gene: rpoA, Rv3457c, MTCY13E12.10c / Plasmid: pETduet / Production host: ![]() ![]() #2: Protein | | Mass: 129602.344 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() Strain: H37Rv / Gene: rpoB, Rv0667, MTCI376.08c / Plasmid: pACYCduet / Production host: ![]() ![]() #3: Protein | | Mass: 147068.094 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() Strain: H37Rv / Gene: rpoC, Rv0668, MTCI376.07c / Plasmid: pACYCduet / Production host: ![]() ![]() #4: Protein | | Mass: 11851.140 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() Strain: H37Rv / Gene: rpoZ, Rv1390, MTCY21B4.07 / Plasmid: pETduet / Production host: ![]() ![]() |
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-Protein , 1 types, 1 molecules F
#5: Protein | Mass: 24382.180 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() Strain: H37Rv / Gene: sigH, rpoE, Rv3223c, MTCY07D11.03 / Plasmid: pTOLO-EX5 / Production host: ![]() ![]() |
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-Non-polymers , 2 types, 55 molecules ![](data/chem/img/ZN.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/HOH.gif)
#6: Chemical | #7: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 3.17 Å3/Da / Density % sol: 61.25 % / Description: rod |
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Crystal grow | Temperature: 295 K / Method: vapor diffusion, hanging drop / pH: 5.5 Details: 0.2 M NaAc, 0.1 M sodium citrate pH5.5, 10% PEG4000 |
-Data collection
Diffraction | Mean temperature: 100 K | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Diffraction source | Source: ![]() ![]() ![]() | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Detector | Type: ADSC QUANTUM 315r / Detector: CCD / Date: Jul 11, 2017 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Radiation wavelength | Wavelength: 0.97776 Å / Relative weight: 1 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reflection | Resolution: 2.75→50 Å / Num. obs: 119837 / % possible obs: 98.2 % / Redundancy: 5.4 % / Biso Wilson estimate: 78.9 Å2 / Rmerge(I) obs: 0.078 / Rpim(I) all: 0.036 / Rrim(I) all: 0.086 / Χ2: 1.065 / Net I/σ(I): 7 / Num. measured all: 650968 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reflection shell | Diffraction-ID: 1
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 5TW1 Resolution: 2.751→41.638 Å / SU ML: 0.38 / Cross valid method: THROUGHOUT / σ(F): 1.35 / Phase error: 28.8 / Stereochemistry target values: ML
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso max: 202.46 Å2 / Biso mean: 90.5083 Å2 / Biso min: 36.94 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: final / Resolution: 2.751→41.638 Å
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Refine LS restraints |
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LS refinement shell | Refine-ID: X-RAY DIFFRACTION / Rfactor Rfree error: 0 / Total num. of bins used: 15
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