Ternary complex of E. coli leucyl-tRNA synthetase mutant R178A, tRNA(leu) and the leucyl adenylate analog LeuAMS in the aminoacyl transfer state


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 4AQ7 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5.52930.1M BisTris pH5.5, 0.2M Ammonium Acetate, 23-26% PEG3350
Crystal Properties
Matthews coefficientSolvent content
2.3547.75

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 158.163α = 90
b = 68.89β = 104.61
c = 227.711γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER2 S 9MVertical CRL / Horizontal Eliptical mirror2024-03-07MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID30B0.87313ESRFID30B

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.235220.34789.60.1410.170.0940.9895.53.28160238.4
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.2352.4741.11.1241.3360.7160.421.51.5

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)R-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT2.235220.3581602413970.70.1950.19320.18750.22860.2202RANDOM55.42
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
1.22321.7944-2.97061.7474
RMS Deviations
KeyRefinement Restraint Deviation
t_other_torsion17.43
t_omega_torsion2.99
t_angle_deg0.84
t_bond_d0.007
t_dihedral_angle_d
t_gen_planes
t_it
t_chiral_improper_torsion
t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms13523
Nucleic Acid Atoms3350
Solvent Atoms690
Heterogen Atoms63

Software

Software
Software NamePurpose
BUSTERrefinement
autoPROCdata reduction
STARANISOdata scaling
PHASERphasing