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4A91

Crystal structure of the glutamyl-queuosine tRNAAsp synthetase from E. coli complexed with L-glutamate

Replaces:  2ZLZ
Experimental procedure
Experimental methodSINGLE WAVELENGTH
Source typeSYNCHROTRON
Source detailsESRF BEAMLINE ID14-2
Synchrotron siteESRF
BeamlineID14-2
Temperature [K]100
Detector technologyCCD
DetectorADSC QUANTUM 4
Spacegroup nameC 2 2 21
Unit cell lengths39.100, 115.030, 154.400
Unit cell angles90.00, 90.00, 90.00
Refinement procedure
Resolution38.353 - 1.750
R-factor0.1662
Rwork0.165
R-free0.19880
Structure solution methodMOLECULAR REPLACEMENT
Starting model (for MR)1nzj
RMSD bond length0.006
RMSD bond angle0.981
Phasing softwarePHASER
Refinement softwarePHENIX ((PHENIX.REFINE))
Data quality characteristics
 OverallOuter shell
Low resolution limit [Å]38.0001.800
High resolution limit [Å]1.7501.750
Rmerge0.0500.100
Number of reflections35738
<I/σ(I)>25.47
Completeness [%]96.175.5
Redundancy3.72
Crystallization Conditions
crystal IDmethodpHtemperaturedetails
10.1 M MG-ACETATE AND NA-CACODYLATE BUFFER (PH 5.5), 0.2 M KCL, 10% POLYETHYLENE GLYCOL 8000, AND 2 MM L-GLU.

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PDB entries from 2024-03-27

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