3THA

Tryptophan synthase subunit alpha from Campylobacter jejuni.


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.52890.09 HEPES buffer, 1.26 M sodium citrate, 10% glycerol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 289K
Crystal Properties
Matthews coefficientSolvent content
2.5752.21

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 91.969α = 90
b = 91.969β = 90
c = 120.02γ = 120
Symmetry
Space GroupP 31 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315r2011-07-10MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 19-ID0.9792APS19-ID

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
12.3742.999.70.05813.210.4243062430674.1
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)
12.372.411000.86527.19.41204

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 DIFFRACTIONSADTHROUGHOUT2.3742.92419024190123199.310.21850.21850.21610.2628RANDOM65.9834
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]
-0.62-0.31-0.620.93
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg42.097
r_dihedral_angle_4_deg22.244
r_dihedral_angle_3_deg19.443
r_dihedral_angle_1_deg6.68
r_scangle_it3.795
r_scbond_it2.355
r_angle_refined_deg1.694
r_mcangle_it1.458
r_mcbond_it0.779
r_chiral_restr0.11
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg42.097
r_dihedral_angle_4_deg22.244
r_dihedral_angle_3_deg19.443
r_dihedral_angle_1_deg6.68
r_scangle_it3.795
r_scbond_it2.355
r_angle_refined_deg1.694
r_mcangle_it1.458
r_mcbond_it0.779
r_chiral_restr0.11
r_bond_refined_d0.017
r_gen_planes_refined0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3921
Nucleic Acid Atoms
Solvent Atoms29
Heterogen Atoms

Software

Software
Software NamePurpose
SCALEPACKdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction
SBC-Collectdata collection
HKL-3000data reduction
HKL-3000data scaling
PHENIXphasing