8UVL

Crystal structure of selective IRE1a inhibitor 29 at the enzyme active site


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION7.527789mM HEPES pH 7.5, 32% PEG 200, 3% 6-aminohexanoic acid, 100mM lithium chloride
Crystal Properties
Matthews coefficientSolvent content
2.8456.65

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 67.89α = 90
b = 166.834β = 90
c = 102.95γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray193PIXELDECTRIS PILATUS3 6M2019-04-25MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRF BEAMLINE BL18U10.97853SSRFBL18U1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)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
12.4343.8199.90.060.0650.0250.99920.46.62243764.12
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.432.521001.0381.1280.4390.7986.5

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE2.4332.411.3622409110099.920.1840.18080.25175.76
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]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d27.5145
f_angle_d1.077
f_chiral_restr0.0592
f_plane_restr0.0086
f_bond_d0.0082
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3206
Nucleic Acid Atoms
Solvent Atoms77
Heterogen Atoms73

Software

Software
Software NamePurpose
PHENIXrefinement
Aimlessdata scaling
PHASERphasing
XDSdata reduction