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Yorodumi- PDB-4jbr: tRNA-guanine transglycosylase Y330C mutant as covalently linked d... -
+Open data
-Basic information
Entry | Database: PDB / ID: 4jbr | ||||||
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Title | tRNA-guanine transglycosylase Y330C mutant as covalently linked dimer in space group P6(5)22 | ||||||
Components | tRNA-guanine transglycosylase | ||||||
Keywords | TRANSFERASE / covalent dimer / TIM-barrel / guanine / preQ1 / tRNA | ||||||
Function / homology | Function and homology information tRNA-guanosine34 preQ1 transglycosylase / tRNA wobble guanine modification / tRNA-guanosine(34) queuine transglycosylase activity / tRNA-guanine transglycosylation / queuosine biosynthetic process / metal ion binding / cytosol Similarity search - Function | ||||||
Biological species | Zymomonas mobilis subsp. mobilis (bacteria) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.92 Å | ||||||
Authors | Jakobi, S. / Klebe, G. | ||||||
Citation | Journal: Acs Chem.Biol. / Year: 2021 Title: Targeting a Cryptic Pocket in a Protein-Protein Contact by Disulfide-Induced Rupture of a Homodimeric Interface. Authors: Nguyen, D. / Xie, X. / Jakobi, S. / Terwesten, F. / Metz, A. / Nguyen, T.X.P. / Palchykov, V.A. / Heine, A. / Reuter, K. / Klebe, G. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 4jbr.cif.gz | 157 KB | Display | PDBx/mmCIF format |
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PDB format | pdb4jbr.ent.gz | 122.3 KB | Display | PDB format |
PDBx/mmJSON format | 4jbr.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/jb/4jbr ftp://data.pdbj.org/pub/pdb/validation_reports/jb/4jbr | HTTPS FTP |
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-Related structure data
Related structure data | 7a0bC 7a3vC 7a3xC 7a4kC 7a4xC 7a6dC 7a9eC 7adnC 1pudS S: Starting model for refinement C: citing same article (ref.) |
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Similar structure data |
-Links
-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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Details | Dimerization and formation of disulfidbridge upon crystallization, monomeric state in solution proven by native nanoESI-MS |
-Components
#1: Protein | Mass: 43009.797 Da / Num. of mol.: 1 / Mutation: Y330C Source method: isolated from a genetically manipulated source Source: (gene. exp.) Zymomonas mobilis subsp. mobilis (bacteria) Strain: ATCC 31821 / ZM4 / CP4 / Gene: tgt, ZMO0363 / Plasmid: pASK-IBA13plus / Production host: Escherichia coli (E. coli) / Strain (production host): BL21(DE3)Codonplus-RIPL References: UniProt: P28720, tRNA-guanosine34 preQ1 transglycosylase |
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#2: Chemical | ChemComp-ZN / |
#3: Chemical | ChemComp-DMS / |
#4: Water | ChemComp-HOH / |
Sequence details | THE AMINO ACID AT POSITION 312 IS LYS. SEE REUTER ET AL. [J. BACTERIOL. 177:5284-5288(1995)] |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 3.17 Å3/Da / Density % sol: 61.25 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, sitting drop Details: MgAc 0.2M, PEG3350 20%; 2% DMSO and 10% glycerol in cryoprotection buffer, VAPOR DIFFUSION, SITTING DROP, temperature 293K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: BESSY / Beamline: 14.2 / Wavelength: 0.91841 Å |
Detector | Type: MARMOSAIC 225 mm CCD / Detector: CCD / Date: Feb 15, 2013 / Details: mirror |
Radiation | Monochromator: double crystal monochromator / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.91841 Å / Relative weight: 1 |
Reflection | Resolution: 2.92→30 Å / Num. all: 12637 / Num. obs: 12637 / % possible obs: 100 % / Redundancy: 15 % / Biso Wilson estimate: 44.91 Å2 / Rsym value: 0.1 |
Reflection shell | Resolution: 2.92→2.97 Å / Redundancy: 16.3 % / Mean I/σ(I) obs: 6.06 / Num. unique all: 619 / Rsym value: 0.441 / % possible all: 100 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 1PUD Resolution: 2.92→28.111 Å / SU ML: 0.39 / Cross valid method: Rfree / σ(F): 1.34 / Phase error: 24.92 / Stereochemistry target values: ML / Details: TLS refinement in 7 groups
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Solvent computation | Shrinkage radii: 0.86 Å / VDW probe radii: 1.1 Å / Solvent model: FLAT BULK SOLVENT MODEL / Bsol: 45.56 Å2 / ksol: 0.364 e/Å3 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 46.31 Å2
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Refinement step | Cycle: LAST / Resolution: 2.92→28.111 Å
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Refine LS restraints |
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LS refinement shell |
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Refinement TLS params. | Method: refined / Refine-ID: X-RAY DIFFRACTION
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Refinement TLS group |
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