1KFE

CRYSTAL STRUCTURE OF ALPHAT183V MUTANT OF TRYPTOPHAN SYNTHASE FROM SALMONELLA TYPHIMURIUM WITH L-Ser Bound To The Beta Site


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.8296PEG 8000, EDTA, spermine, pH 7.8, VAPOR DIFFUSION, HANGING DROP, temperature 296K
Crystal Properties
Matthews coefficientSolvent content
2.5652.01

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 182.224α = 90
b = 59.985β = 94.68
c = 67.072γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMARRESEARCHMSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONEMBL/DESY, HAMBURG BEAMLINE BW7B0.8345EMBL/DESY, HAMBURGBW7B

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.7491.393.7742436955311.9
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.741.883.3

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONTHROUGHOUT1.7519.97693153495950.1920.1920.225RANDOM22.1
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]
-4.3-0.48.66-4.36
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d22.5
c_scangle_it2.87
c_scbond_it1.97
c_mcangle_it1.8
c_angle_deg1.5
c_mcbond_it1.22
c_improper_angle_d1.02
c_bond_d0.01
c_bond_d_na
c_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d22.5
c_scangle_it2.87
c_scbond_it1.97
c_mcangle_it1.8
c_angle_deg1.5
c_mcbond_it1.22
c_improper_angle_d1.02
c_bond_d0.01
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4857
Nucleic Acid Atoms
Solvent Atoms506
Heterogen Atoms23

Software

Software
Software NamePurpose
MAR345data collection
XDSdata reduction
CNSrefinement
XDSdata scaling
CNSphasing