5UCM

Crystal Structure of Prolyl-tRNA Synthetase from Pseudomonas aeruginosa


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP8.5290PsaeA.17981.a.B1.PW37621 at 9.5 mg/ml, incubated with 1 mM proline, AMPPNP, MgCl2 and mixed 1:1 with an equal volume MCSG1(b11): 20% (w/v) PEG-8000, 0.2 M MgCl2, 0.1 M Tris:HCl, pH=8.5, cryoprotected with 20% ethylene glycol
Crystal Properties
Matthews coefficientSolvent content
3.1861.28

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 85.83α = 90
b = 101.54β = 90
c = 187.24γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 300 mm CCDBeryllium Lenses2016-03-12MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 21-ID-F0.97872APS21-ID-F

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim 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
12.649.00197.50.130.1480.9899.754.45949894-328.32
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.62.6799.10.5850.6660.6892.674.447

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE2J3L2.649.00147231187792.410.17120.16860.232435.6269
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]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d15.088
f_angle_d0.884
f_chiral_restr0.05
f_bond_d0.007
f_plane_restr0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms8599
Nucleic Acid Atoms
Solvent Atoms488
Heterogen Atoms2

Software

Software
Software NamePurpose
XSCALEdata scaling
PHENIXrefinement
PDB_EXTRACTdata extraction
XDSdata reduction
MR-Rosettaphasing