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Yorodumi- PDB-1h3e: Tyrosyl-tRNA synthetase from Thermus thermophilus complexed with ... -
+Open data
-Basic information
Entry | Database: PDB / ID: 1h3e | ||||||
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Title | Tyrosyl-tRNA synthetase from Thermus thermophilus complexed with wild-type tRNAtyr(GUA) and with ATP and tyrosinol | ||||||
Components |
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Keywords | LIGASE / CLASS I AMINOACYL-TRNA SYNTHETASE: ATP + L-TYROSINE + TRNA(TYR) -> AMP + PPI + L-TYROSYL-TRNA(TYR) | ||||||
Function / homology | Function and homology information tyrosyl-tRNA aminoacylation / tyrosine-tRNA ligase / tyrosine-tRNA ligase activity / RNA binding / ATP binding / cytoplasm Similarity search - Function | ||||||
Biological species | THERMUS THERMOPHILUS (bacteria) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.9 Å | ||||||
Authors | Cusack, S. / Yaremchuk, A. / Kriklivyi, I. / Tukalo, M. | ||||||
Citation | Journal: Embo J. / Year: 2002 Title: Class I Tyrosyl-tRNA Synthetase Has a Class II Mode or tRNA Recognition Authors: Yaremchuk, A. / Kriklivyi, I. / Tukalo, M. / Cusack, S. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1h3e.cif.gz | 138.8 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1h3e.ent.gz | 111.8 KB | Display | PDB format |
PDBx/mmJSON format | 1h3e.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/h3/1h3e ftp://data.pdbj.org/pub/pdb/validation_reports/h3/1h3e | HTTPS FTP |
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-Related structure data
-Links
-Assembly
Deposited unit |
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1 |
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Unit cell |
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Details | THE TETRAMER IS ACTUALLY A DIMER OF CHAIN A, EACH ASSOCIATED WITH A MOLECULE OF CHAIN B GIVING RISE TO A TETRAMERIC STATE |
-Components
#1: Protein | Mass: 48786.203 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) THERMUS THERMOPHILUS (bacteria) / Strain: HB27 / Production host: ESCHERICHIA COLI (E. coli) / Strain (production host): BL21(DE3) / References: UniProt: P83453, tyrosine-tRNA ligase |
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#2: RNA chain | Mass: 27709.508 Da / Num. of mol.: 1 / Source method: obtained synthetically / Source: (synth.) THERMUS THERMOPHILUS (bacteria) |
#3: Chemical | ChemComp-ATP / |
#4: Chemical | ChemComp-TYE / |
#5: Water | ChemComp-HOH / |
Compound details | CATALYTIC ACTIVITY: ATP + L-TYROSINE + TRNA(TYR) = AMP + DIPHOSPHATE + L-TYROSYL-TRNA(TYR). ...CATALYTIC ACTIVITY: ATP + L-TYROSINE + TRNA(TYR) = AMP + DIPHOSPHAT |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 3.63 Å3/Da / Density % sol: 65.8 % |
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Crystal grow | pH: 7 Details: DROP: 5MG/ML TYRRSTT+TRNA(TYR)WITH 5MM TYROSINOL, 10MM MGCL2, 10MM ATP, 50MM HEPES (PH7.0), 0.8M AMMONIUM SULPHATE. RESERVOIR: 1.5-1.6M AMMONIUM SULPHATE, 100MM HEPES (PH7.0)., pH 7.00 |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: ESRF / Beamline: ID14-4 / Wavelength: 0.9393 |
Detector | Type: ADSC CCD / Detector: CCD / Date: Feb 15, 2001 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.9393 Å / Relative weight: 1 |
Reflection | Resolution: 2.9→23 Å / Num. obs: 22669 / % possible obs: 94.9 % / Redundancy: 3.4 % / Biso Wilson estimate: 115.5 Å2 / Rmerge(I) obs: 0.075 / Net I/σ(I): 5.9 |
Reflection shell | Resolution: 2.9→2.98 Å / Redundancy: 1.8 % / Rmerge(I) obs: 0.509 / Mean I/σ(I) obs: 1.5 / % possible all: 63.8 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: T. THERMOPHILUS TYROSYL-TRNA SYNTHETASE PREVIOUSLY DETERMINED BY SIRAS BY SAME AUTHORS Resolution: 2.9→22.99 Å / Rfactor Rfree error: 0.008 / Data cutoff high absF: 1216869.71 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 0 Details: BASES OF TRNA NUCLEOTIDES 16,20,474, 74 OMITTED: NOT VISIBLE IN ELECTRON DENSITY. UNIDENTIFIED MODIFIED BASES IN THE TRNA(E.G ADE-37 IN CHAIN B) HAVE NOT BEEN MODELED.
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Solvent computation | Solvent model: FLAT MODEL / Bsol: 46.8415 Å2 / ksol: 0.337167 e/Å3 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 77.3 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 2.9→22.99 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.9→3.08 Å / Rfactor Rfree error: 0.031 / Total num. of bins used: 6
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Xplor file |
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