1K8X

Crystal Structure Of AlphaT183V Mutant Of Tryptophan Synthase From Salmonella Typhimurium


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1QOP 

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
2.5551.76

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 182.22α = 90
b = 59.99β = 94.68
c = 67.07γ = 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
11.920.990.1564555126433
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.92947522

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1QOP1.919.62512645126426140.1920.232RANDOM
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]
-2.18-1.536.45-4.26
RMS Deviations
KeyRefinement Restraint Deviation
c_angle_deg1.4
c_bond_d0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4834
Nucleic Acid Atoms
Solvent Atoms412
Heterogen Atoms16

Software

Software
Software NamePurpose
MAR345data collection
XDSdata reduction
CNSrefinement
XDSdata scaling
CNSphasing