3MEY

Crystal structure of class II aaRS homologue (Bll0957) complexed with ATP


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1hanging drop4.6291PEG 4000, gycerol, pH 4.6, hanging drop, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
2.1242.09

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 127.166α = 90
b = 101.133β = 90
c = 50.414γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDOXFORD RUBY CCD2009-03-21MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SEALED TUBEOXFORD DIFFRACTION ENHANCE ULTRA1.54056

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (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
12.520.7499.80.1313.78076.7232022317322
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.52.641000.575.733326

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 DIFFRACTIONFOURIER SYNTHESISTHROUGHOUT2.520.74231732316211560.1840.1840.1810.231RANDOM31.623
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]
-1.467-1.6463.113
RMS Deviations
KeyRefinement Restraint Deviation
t_angle_deg1.1
t_bond_d0.0103
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4452
Nucleic Acid Atoms
Solvent Atoms162
Heterogen Atoms66

Software

Software
Software NamePurpose
SCALAdata scaling
TNTrefinement
PDB_EXTRACTdata extraction
CrysalisProdata collection
CrysalisProdata reduction
SHARPphasing
BUSTERrefinement