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Open data
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Basic information
Entry | Database: PDB / ID: 2c0b | ||||||
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Title | Catalytic domain of E. coli RNase E in complex with 13-mer RNA | ||||||
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![]() | HYDROLASE / RIBONUCLEASE / RNA TURNOVER / RNA PROCESSING / ENDONUCLEASE / NUCLEASE / RNA-BINDING | ||||||
Function / homology | ![]() regulation of RNA helicase activity / rRNA 5'-end processing / ribonuclease E / ribonuclease E activity / bacterial degradosome / endoribonuclease complex / DEAD/H-box RNA helicase binding / 7S RNA binding / RNA catabolic process / tRNA processing ...regulation of RNA helicase activity / rRNA 5'-end processing / ribonuclease E / ribonuclease E activity / bacterial degradosome / endoribonuclease complex / DEAD/H-box RNA helicase binding / 7S RNA binding / RNA catabolic process / tRNA processing / mRNA catabolic process / RNA nuclease activity / RNA processing / RNA endonuclease activity / cytoplasmic side of plasma membrane / rRNA processing / protein complex oligomerization / protein homotetramerization / tRNA binding / molecular adaptor activity / rRNA binding / magnesium ion binding / RNA binding / zinc ion binding / identical protein binding / membrane / cytoplasm Similarity search - Function | ||||||
Biological species | ![]() ![]() SYNTHETIC CONSTRUCT (others) | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Marcaida, M.J. / Callaghan, A.J. / Scott, W.G. / Luisi, B.F. | ||||||
![]() | ![]() Title: Structure of E. Coli Rnase E Catalytic Domain and Implications for RNA Processing and Turnover Authors: Callaghan, A.J. / Marcaida, M.J. / Stead, J.A. / Mcdowall, K.J. / Scott, W.G. / Luisi, B.F. | ||||||
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 115.3 KB | Display | ![]() |
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PDB format | ![]() | 83.8 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 458.2 KB | Display | ![]() |
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Full document | ![]() | 492.4 KB | Display | |
Data in XML | ![]() | 24.5 KB | Display | |
Data in CIF | ![]() | 33.4 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 2bx2SC ![]() 2c4rC 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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1 | ![]()
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Unit cell |
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Components on special symmetry positions |
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Components
#1: Protein | Mass: 58215.133 Da / Num. of mol.: 1 / Fragment: CATALYTIC DOMAIN, RESIDUES 1-510 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() References: UniProt: P21513, Hydrolases; Acting on ester bonds; Phosphoric-diester hydrolases | ||||||||
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#2: RNA chain | Mass: 4081.414 Da / Num. of mol.: 1 / Source method: obtained synthetically / Source: (synth.) SYNTHETIC CONSTRUCT (others) | ||||||||
#3: Chemical | #4: Chemical | ChemComp-ZN / | #5: Water | ChemComp-HOH / | Compound details | MAJOR ENDORIBONU | Sequence details | RESIDUES -6 TO 0 ARE FROM THE EXPRESSION | |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 6.6 Å3/Da / Density % sol: 82 % |
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Crystal grow | Temperature: 293 K / pH: 7.5 Details: CRYSTALS OF THE RNASE E CATALYTIC DOMAIN/ RNA COMPLEX APPEARED AFTER TWO TO FOUR WEEKS IN 5 TO 20 % WT/V POLYETHYLENE GLYCOL 8,000, 0.1 M TRIS PH 7.5 TO 8.0, AND 10 TO 50 MM MAGNESIUM FORMATE AT 20 C |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: MARRESEARCH / Detector: CCD |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.95 Å / Relative weight: 1 |
Reflection | Resolution: 3.2→25 Å / Num. obs: 27564 / % possible obs: 100 % / Observed criterion σ(I): 0 / Redundancy: 15.5 % / Rmerge(I) obs: 0.11 / Net I/σ(I): 30 |
Reflection shell | Resolution: 3.2→3.31 Å / Redundancy: 15 % / Rmerge(I) obs: 0.51 / Mean I/σ(I) obs: 5.2 / % possible all: 96.7 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 2BX2 Resolution: 3.18→12 Å / Cor.coef. Fo:Fc: 0.901 / Cor.coef. Fo:Fc free: 0.869 / SU B: 11.702 / SU ML: 0.215 / Cross valid method: THROUGHOUT / ESU R: 0.502 / ESU R Free: 0.355 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. DISORDERED REGIONS WERE NOT INCLUDED IN THE MODEL. SOME SIDE CHAINS WERE TRUNCATED. SUGARS FOR CHAIN R AT POSITION 2 IS DISORDRED, WHILE ...Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. DISORDERED REGIONS WERE NOT INCLUDED IN THE MODEL. SOME SIDE CHAINS WERE TRUNCATED. SUGARS FOR CHAIN R AT POSITION 2 IS DISORDRED, WHILE THE BASES, SUGARS AND PHOSPHATES AT POSITIONS 3 AND 4 ARE ALSO DISORDERED. HOWEVER, ONE FEASIBLE CONFORMATION HAS BEEN INCLUDED IN THE MODEL.
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 1 Å / VDW probe radii: 1.4 Å / Solvent model: BABINET MODEL WITH MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 43.58 Å2
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Refinement step | Cycle: LAST / Resolution: 3.18→12 Å
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