7EIV

heterotetrameric glycyl-tRNA synthetase from Escherichia coli


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6.82910.4 M magnesium acetate, 0.1 M HEPES pH 6.8, 2% (v/v) PEG 3350, 2% (v/v) PEG 5000 MME, 2% (v/v) PEG 4000, 2% (v/v) PEG 2000 and 10% ethylene glycol
Crystal Properties
Matthews coefficientSolvent content
4.4772.47

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 207.371α = 90
b = 253.945β = 90
c = 270.738γ = 90
Symmetry
Space GroupF 2 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS3 6M2019-12-07MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRF BEAMLINE BL19U10.97918SSRFBL19U1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)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
12.68501000.0840.0870.0249.413.599458
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)
12.682.781000.6020.6270.1730.96313.1

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-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONSADTHROUGHOUT2.6848.5894460499699.780.22930.22820.2487RANDOM68.394
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]
-0.17-4.985.15
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg29.946
r_dihedral_angle_4_deg15.958
r_dihedral_angle_3_deg15.268
r_dihedral_angle_1_deg5.584
r_angle_other_deg2.285
r_angle_refined_deg1.21
r_chiral_restr0.041
r_bond_other_d0.035
r_gen_planes_other0.004
r_bond_refined_d0.003
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg29.946
r_dihedral_angle_4_deg15.958
r_dihedral_angle_3_deg15.268
r_dihedral_angle_1_deg5.584
r_angle_other_deg2.285
r_angle_refined_deg1.21
r_chiral_restr0.041
r_bond_other_d0.035
r_gen_planes_other0.004
r_bond_refined_d0.003
r_gen_planes_refined0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms13251
Nucleic Acid Atoms
Solvent Atoms56
Heterogen Atoms76

Software

Software
Software NamePurpose
REFMACrefinement
HKL-2000data scaling
PDB_EXTRACTdata extraction
HKL-3000data reduction
CRANK2phasing