1WYD

Crystal Structure of Aspartyl-tRNA synthetase from Sulfolobus tokodaii


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.52980.1M Sodium chloride, 0.1M Sodium HEPES, 1.6M Ammonium sulfate, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
3.25262.21

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 116.3α = 90
b = 139.25β = 90
c = 75.3γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 2102004-03-13MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPHOTON FACTORY BEAMLINE AR-NW12A1.000Photon FactoryAR-NW12A

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)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
12.338.6899.25440554405
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.32.3899.2

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT2.3304896948969547698.880.236940.236940.23230.2787RANDOM52.979
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]
10.08-2.96-7.11
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_1_deg6.273
r_scangle_it3.847
r_scbond_it2.364
r_mcangle_it1.658
r_angle_refined_deg1.558
r_mcbond_it0.899
r_nbd_refined0.224
r_symmetry_hbond_refined0.197
r_symmetry_vdw_refined0.18
r_xyhbond_nbd_refined0.166
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_1_deg6.273
r_scangle_it3.847
r_scbond_it2.364
r_mcangle_it1.658
r_angle_refined_deg1.558
r_mcbond_it0.899
r_nbd_refined0.224
r_symmetry_hbond_refined0.197
r_symmetry_vdw_refined0.18
r_xyhbond_nbd_refined0.166
r_chiral_restr0.105
r_bond_refined_d0.016
r_gen_planes_refined0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6781
Nucleic Acid Atoms
Solvent Atoms276
Heterogen Atoms36

Software

Software
Software NamePurpose
REFMACrefinement
d*TREKdata reduction
d*TREKdata scaling
AMoREphasing