7MT5

Crystal structure of tryptophan synthase in complex with F9, Cs+, pH7.8 - alpha aminoacrylate form - E(A-A)


X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION29350 mM Bicine-CsOH pH 7.8, 10% PEG 8000, 2 mM spermine
Crystal Properties
Matthews coefficientSolvent content
2.5952.44

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 184.189α = 90
b = 59.7299β = 94.63
c = 67.5398γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315r2020-12-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 12.3.11.00ALS12.3.1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)CC (Half)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
11.528.2592.50.99520.92.917937312.17
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.51.580.971

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1tjp1.528.2510810592.13250871320.17940.208518.95
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]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d13.2696450574
f_angle_d1.14093077361
f_chiral_restr0.0443432454527
f_bond_d0.00695246673386
f_plane_restr0.00559204442654
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4981
Nucleic Acid Atoms
Solvent Atoms693
Heterogen Atoms46

Software

Software
Software NamePurpose
PHENIXrefinement
MOSFLMdata reduction
SCALAdata scaling