2C0R

CRYSTAL STRUCTURE OF PHOSPHOSERINE AMINOTRANSFERASE FROM BACILLUS CIRCULANS VAR. ALKALOPHILUS AT pH 8.5


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1BJNPDB ENTRY 1BJN

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
18.530% PEG 4000, 0.1 M TRIS-HCL BUFFER, PH 8.5, 5% GLYCEROL, 0.2 M SODIUM ACETATE
Crystal Properties
Matthews coefficientSolvent content
238

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 44.783α = 90
b = 90.544β = 90
c = 157.82γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCH2003-07-04MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONEMBL/DESY, HAMBURG BEAMLINE X11EMBL/DESY, HAMBURGX11

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
11.21585.70.0818.8324.861717313
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)
11.21.2474.40.512.4

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (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 DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUEPDB ENTRY 1BJN1.212171522857685.60.15390.1520.2117RANDOM
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
46397
RMS Deviations
KeyRefinement Restraint Deviation
s_approx_iso_adps0.076
s_non_zero_chiral_vol0.071
s_zero_chiral_vol0.064
s_similar_adp_cmpnt0.053
s_angle_d0.03
s_from_restr_planes0.0286
s_anti_bump_dis_restr0.022
s_similar_dist0.015
s_bond_d0.011
s_rigid_bond_adp_cmpnt0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5561
Nucleic Acid Atoms
Solvent Atoms809
Heterogen Atoms30

Software

Software
Software NamePurpose
SHELXL-97refinement
HKLdata reduction
HKLdata scaling
AMoREphasing