4HN4

Tryptophan synthase in complex with alpha aminoacrylate E(A-A) form and the F9 inhibitor in the alpha site


X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.829850 mM Bicine-CsOH, 10% PEG 8000, 2 mM Spermine, pH 7.8, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.5852.26

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 183.97α = 90
b = 59.72β = 94.69
c = 67.4γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXIS IV++VariMax HF2012-01-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU MICROMAX-007 HF1.5418

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
11.6330.7495.70.04912.63.39017786376-3

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-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1TJP1.6428.598939585601428195.730.14780.15040.14780.2004RANDOM21.4911
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]
-0.130.060.45-0.31
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.732
r_sphericity_free29.363
r_dihedral_angle_4_deg17.671
r_sphericity_bonded15.209
r_dihedral_angle_3_deg12.673
r_dihedral_angle_1_deg5.641
r_rigid_bond_restr3.12
r_angle_refined_deg1.427
r_chiral_restr0.098
r_bond_refined_d0.011
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.732
r_sphericity_free29.363
r_dihedral_angle_4_deg17.671
r_sphericity_bonded15.209
r_dihedral_angle_3_deg12.673
r_dihedral_angle_1_deg5.641
r_rigid_bond_restr3.12
r_angle_refined_deg1.427
r_chiral_restr0.098
r_bond_refined_d0.011
r_gen_planes_refined0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5009
Nucleic Acid Atoms
Solvent Atoms676
Heterogen Atoms99

Software

Software
Software NamePurpose
MOSFLMdata reduction
PHASERphasing
REFMACrefinement
PDB_EXTRACTdata extraction
CrystalCleardata collection
SCALAdata scaling