2Z32

Crystal structure of Keap1 complexed with Prothymosin alpha


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5.6298Ammonium sulfate, Li2SO4, Na Citrate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.3647.89

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 103.515α = 90
b = 103.515β = 90
c = 56.16γ = 120
Symmetry
Space GroupP 61

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray103CCDADSC QUANTUM 315mirrors2006-05-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPHOTON FACTORY BEAMLINE BL-5A1.0Photon FactoryBL-5A

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
125093.10.07410.62335221733-3
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)
22.0799.80.22810.32299

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-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDN ENTRY 1X2J22020530111992.90.168790.165980.22317RANDOM33.266
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]
-1.66-0.83-1.662.49
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg30.088
r_dihedral_angle_4_deg24.759
r_dihedral_angle_3_deg14.226
r_dihedral_angle_1_deg7.41
r_scangle_it4.236
r_scbond_it2.815
r_mcangle_it2.021
r_angle_refined_deg1.619
r_mcbond_it1.253
r_nbtor_refined0.305
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg30.088
r_dihedral_angle_4_deg24.759
r_dihedral_angle_3_deg14.226
r_dihedral_angle_1_deg7.41
r_scangle_it4.236
r_scbond_it2.815
r_mcangle_it2.021
r_angle_refined_deg1.619
r_mcbond_it1.253
r_nbtor_refined0.305
r_symmetry_hbond_refined0.25
r_symmetry_vdw_refined0.218
r_nbd_refined0.217
r_xyhbond_nbd_refined0.164
r_chiral_restr0.122
r_bond_refined_d0.017
r_gen_planes_refined0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2316
Nucleic Acid Atoms
Solvent Atoms250
Heterogen Atoms25

Software

Software
Software NamePurpose
REFMACrefinement
ADSCdata collection
HKL-2000data reduction
SCALEPACKdata scaling
MOLREPphasing