2BI3

Radiation damage of the Schiff base in phosphoserine aminotransferase (structure D)


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
18.230% PEG 400, 200 MM MGCL2, 5% GLYCEROL, 100 MM TRIS PH 8.2
Crystal Properties
Matthews coefficientSolvent content
2.1342.3

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 143.061α = 90
b = 83.772β = 90
c = 66.719γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC CCD2004-05-14MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-4ESRFID14-4

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
11.691598.70.0811909813
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)
11.691.7399.80.552

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONOTHERFREE R-VALUE1.691589142447298.70.18080.17930.2293RANDOM
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]
Coordinate Error
Structure Solution MethodRefinement High ResolutionRefinement Low Resolution
226278
RMS Deviations
KeyRefinement Restraint Deviation
s_similar_adp_cmpnt0.078
s_non_zero_chiral_vol0.049
s_zero_chiral_vol0.036
s_from_restr_planes0.0279
s_angle_d0.024
s_anti_bump_dis_restr0.011
s_similar_dist0.01
s_bond_d0.007
s_rigid_bond_adp_cmpnt
s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5601
Nucleic Acid Atoms
Solvent Atoms604
Heterogen Atoms75

Software

Software
Software NamePurpose
SHELXL-97refinement
HKLdata reduction
HKLdata scaling