1QZ9

The Three Dimensional Structure of Kynureninase from Pseudomonas fluorescens


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1C0NPDB ENTRY 1C0N

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6298lithium chloride, PEG 400, potassium phosphate, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.0138.74

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 68.076α = 90
b = 68.076β = 90
c = 137.976γ = 120
Symmetry
Space GroupP 31 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMARRESEARCH2000-05-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RU2001.5418

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
11.8558.7296.80.06325.413.929707-3-344
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.851.8892.90.60821465

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 DIFFRACTIONMIR and MRTHROUGHOUTPDB ENTRY 1C0N1.8519.652970728131157696.630.154750.154750.152770.19154RANDOM23.478
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]
0.240.120.24-0.36
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_1_deg5.613
r_scangle_it2.569
r_scbond_it1.513
r_angle_refined_deg1.186
r_mcangle_it0.886
r_angle_other_deg0.827
r_mcbond_it0.468
r_symmetry_vdw_other0.24
r_nbd_other0.229
r_nbd_refined0.198
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_1_deg5.613
r_scangle_it2.569
r_scbond_it1.513
r_angle_refined_deg1.186
r_mcangle_it0.886
r_angle_other_deg0.827
r_mcbond_it0.468
r_symmetry_vdw_other0.24
r_nbd_other0.229
r_nbd_refined0.198
r_symmetry_vdw_refined0.169
r_symmetry_hbond_refined0.14
r_xyhbond_nbd_refined0.133
r_nbtor_other0.094
r_chiral_restr0.071
r_bond_refined_d0.009
r_gen_planes_refined0.005
r_bond_other_d0.003
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3131
Nucleic Acid Atoms
Solvent Atoms428
Heterogen Atoms33

Software

Software
Software NamePurpose
REFMACrefinement
DENZOdata reduction
SCALEPACKdata scaling
SOLVEphasing