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Yorodumi- PDB-4b44: Bacterial translation initiation factor IF2 (1-363), complex with... -
+Open data
-Basic information
Entry | Database: PDB / ID: 4b44 | ||||||
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Title | Bacterial translation initiation factor IF2 (1-363), complex with GDP at pH8.0 | ||||||
Components | TRANSLATION INITIATION FACTOR IF-2 | ||||||
Keywords | TRANSLATION / INITIATION / GTP HYDROLYSIS MECHANISM | ||||||
Function / homology | Function and homology information translation initiation factor activity / GTPase activity / GTP binding / cytoplasm Similarity search - Function | ||||||
Biological species | THERMUS THERMOPHILUS (bacteria) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.7 Å | ||||||
Authors | Simonetti, A. / Urzhumtsev, A. / Klaholz, B.P. | ||||||
Citation | Journal: To be Published Title: Molecular Basis of GTP Hydrolysis by Bacterial Translation Initiation Factor If2 Authors: Simonetti, A. / Marzi, S. / Fabbretti, A. / Myasnikov, A.G. / Hazemann, I. / Jenner, L. / Urzhumtsev, A. / Gualerzi, C.O. / Klaholz, B.P. | ||||||
History |
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Remark 700 | SHEET DETERMINATION METHOD: DSSP THE SHEETS PRESENTED AS "AC" IN EACH CHAIN ON SHEET RECORDS BELOW ... SHEET DETERMINATION METHOD: DSSP THE SHEETS PRESENTED AS "AC" IN EACH CHAIN ON SHEET RECORDS BELOW IS ACTUALLY AN 6-STRANDED BARREL THIS IS REPRESENTED BY A 7-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS ARE IDENTICAL. |
-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 4b44.cif.gz | 81.5 KB | Display | PDBx/mmCIF format |
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PDB format | pdb4b44.ent.gz | 60.8 KB | Display | PDB format |
PDBx/mmJSON format | 4b44.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/b4/4b44 ftp://data.pdbj.org/pub/pdb/validation_reports/b4/4b44 | HTTPS FTP |
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-Related structure data
Related structure data | 4b43C 4b3xS 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
#1: Protein | Mass: 40194.973 Da / Num. of mol.: 1 / Fragment: RESIDUES 1-363 Source method: isolated from a genetically manipulated source Source: (gene. exp.) THERMUS THERMOPHILUS (bacteria) / Strain: HB8 / Description: DSM 579 / Production host: ESCHERICHIA COLI (E. coli) / Strain (production host): BL21(DE3) / References: UniProt: P48515 |
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#2: Chemical | ChemComp-GDP / |
#3: Water | ChemComp-HOH / |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.83 Å3/Da / Density % sol: 50.6 % / Description: NONE |
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Crystal grow | pH: 8 / Details: pH 8.0 |
-Data collection
Diffraction | Mean temperature: 295 K |
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Diffraction source | Source: SYNCHROTRON / Site: SLS / Beamline: X06DA / Wavelength: 0.978 |
Detector | Type: DECTRIS PILATUS 6M / Detector: PIXEL |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.978 Å / Relative weight: 1 |
Reflection | Resolution: 2.7→50 Å / Num. obs: 12840 / % possible obs: 99 % / Observed criterion σ(I): 3 / Redundancy: 4.3 % / Rmerge(I) obs: 0.16 / Net I/σ(I): 11.5 |
Reflection shell | Resolution: 2.7→2.75 Å / Redundancy: 4.4 % / Rmerge(I) obs: 1.13 / Mean I/σ(I) obs: 1.8 / % possible all: 99.5 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB ENTRY 4B3X Resolution: 2.7→43.452 Å / SU ML: 0.41 / σ(F): 2 / Phase error: 29.11 / 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 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.7→43.452 Å
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Refine LS restraints |
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LS refinement shell |
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