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- PDB-1jbs: Crystal structure of ribotoxin restrictocin and a 29-mer SRD RNA ... -
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Open data
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Basic information
Entry | Database: PDB / ID: 1jbs | ||||||
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Title | Crystal structure of ribotoxin restrictocin and a 29-mer SRD RNA analog | ||||||
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![]() | HYDROLASE/RNA / ribotoxin / highly specific ribonuclease / protein-RNA complex / ribonuclease T1 / HYDROLASE-RNA COMPLEX | ||||||
Function / homology | ![]() Hydrolases; Acting on ester bonds; Endoribonucleases producing 3'-phosphomonoesters / RNA nuclease activity / RNA endonuclease activity / negative regulation of translation / RNA binding / extracellular region Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Yang, X. / Gerczei, T. / Glover, L. / Correll, C.C. | ||||||
![]() | ![]() Title: Crystal structures of restrictocin-inhibitor complexes with implications for RNA recognition and base flipping. Authors: Yang, X. / Gerczei, T. / Glover, L.T. / Correll, C.C. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 119.6 KB | Display | ![]() |
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PDB format | ![]() | 89.4 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 1jbrC ![]() 1jbtC ![]() 1aqzS 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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2 | ![]()
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Unit cell |
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Components
#1: RNA chain | Mass: 9505.949 Da / Num. of mol.: 2 / Source method: obtained synthetically Details: The sequence contains 14 highly conserved nucleotides among all living species. #2: Protein | Mass: 16889.877 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() References: UniProt: P04389, UniProt: P67876*PLUS, Hydrolases; Acting on ester bonds; Endoribonucleases producing 3'-phosphomonoesters #3: Chemical | ChemComp-K / #4: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.47 Å3/Da / Density % sol: 50.28 % | ||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 292 K / Method: vapor diffusion, hanging drop / pH: 6.5 Details: PEG5000, K.Mes, KCl, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 292K | ||||||||||||||||||||||||||||||||||||||||||
Components of the solutions |
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Crystal grow | *PLUS Temperature: 19 ℃ / pH: 7.2 / Method: vapor diffusion | ||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: ADSC QUANTUM 4 / Detector: CCD / Date: May 27, 2000 / Details: mirrors |
Radiation | Monochromator: double crystal / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 1.97→19.8 Å / Num. all: 36306 / Num. obs: 36294 / % possible obs: 99.5 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 4.24 % / Biso Wilson estimate: 28.2 Å2 / Rmerge(I) obs: 0.064 / Net I/σ(I): 26.3 |
Reflection shell | Resolution: 1.97→2 Å / Redundancy: 4.44 % / Rmerge(I) obs: 0.446 / Mean I/σ(I) obs: 2.48 / % possible all: 98.9 |
Reflection | *PLUS |
Reflection shell | *PLUS % possible obs: 98.9 % |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 1AQZ Resolution: 1.97→19.8 Å / Rfactor Rfree error: 0.005 / Isotropic thermal model: isotropic / Cross valid method: THROUGHOUT / σ(F): 0 / σ(I): 0 Stereochemistry target values: CNS topology and parameter files
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Solvent computation | Solvent model: flat model / Bsol: 40.4043 Å2 / ksol: 0.353848 e/Å3 | ||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 32.8 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 1.97→19.8 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.97→2.09 Å / Rfactor Rfree error: 0.017 / Total num. of bins used: 6
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Xplor file |
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Software | *PLUS Name: CNS / Version: 1 / Classification: refinement | ||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS Lowest resolution: 19.8 Å / σ(F): 0 / % reflection Rfree: 7.5 % / Rfactor obs: 0.213 | ||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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LS refinement shell | *PLUS Rfactor Rfree: 0.334 / % reflection Rfree: 7.3 % / Rfactor Rwork: 0.313 |