1V8Z

X-ray crystal structure of the Tryptophan Synthase b2 Subunit from Hyperthermophile, Pyrococcus furiosus


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1BKSPDB ENTRY 1BKS

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.5283PEG20000, MES, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 283K
Crystal Properties
Matthews coefficientSolvent content
2.244.14

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 84.835α = 90
b = 110.53β = 90
c = 159.999γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDBruker DIP-6040MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSPRING-8 BEAMLINE BL44XU0.9SPring-8BL44XU

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
12.2167.398.70.0539.2760877509820.9

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 REPLACEMENTTHROUGHOUTPDB ENTRY 1BKS2.2167.37509875065751898.30.2080.263random49.1
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]
1.714.86-16.56
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d21.9
c_scangle_it9.95
c_scbond_it7.93
c_mcangle_it6.95
c_mcbond_it5.44
c_angle_deg1.3
c_improper_angle_d0.77
c_bond_d0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms11931
Nucleic Acid Atoms
Solvent Atoms251
Heterogen Atoms63

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
AMoREphasing
CNSrefinement