1K7E | pdb_00001k7e

CRYSTAL STRUCTURE OF WILD-TYPE TRYPTOPHAN SYNTHASE COMPLEXED WITH N-[1H-INDOL-3-YL-ACETYL]GLYCINE ACID


X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
17.8PEG 8000, pH 7.80
Crystal Properties
Matthews coefficientSolvent content
2.4850

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 182.651α = 90
b = 59.081β = 94.55
c = 67.3γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMAR scanner 345 mm platePREMIRROR, BENT MIRROR2000-08-10MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONEMBL/DESY, HAMBURG BEAMLINE BW7BEMBL/DESY, HAMBURGBW7B

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym 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
12.335910.05811.33.26-3
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.32.488.70.1832.2

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)R-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1QOP2.32027663910.1710.1670.170.2440.24RANDOM20.513
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]
-1.30.152.54-1.22
RMS Deviations
KeyRefinement Restraint Deviation
p_scangle_it8.873
p_scbond_it6.423
p_mcangle_it3.772
p_mcbond_it2.553
p_singtor_nbd0.274
p_chiral_restr0.25
p_xyhbond_nbd0.169
p_bond_d0.051
p_angle_d
p_angle_deg
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4943
Nucleic Acid Atoms
Solvent Atoms237
Heterogen Atoms33

Software

Software
Software NamePurpose
CNSrefinement
REFMACrefinement
XDSdata reduction
XSCALEdata scaling
CNSphasing