7MT4

Crystal structure of tryptophan Synthase in complex with F9, NH4+, 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-NaOH pH 7.8, 10% PEG 8000, 2 mM spermine
Crystal Properties
Matthews coefficientSolvent content
2.5551.71

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 183.086α = 90
b = 59.4033β = 94.91
c = 67.3433γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315r2018-08-14MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 12.3.11.000014ALS12.3.1

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
11.439.2798.70.99712.112.119805613.37
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.41.48950.3310.3630.1460.95

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 REPLACEMENTFREE R-VALUE1tjp1.436.3113442796.30.17740.202518.95
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_d13.4571501921
f_angle_d1.15043903284
f_chiral_restr0.0438223752212
f_bond_d0.00685750763098
f_plane_restr0.00617734138707
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4988
Nucleic Acid Atoms
Solvent Atoms690
Heterogen Atoms44

Software

Software
Software NamePurpose
MOSFLMdata reduction
PHENIXrefinement
SCALAdata scaling