6N2K

Tetrahydropyridopyrimidines as Covalent Inhibitors of KRAS-G12C


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP4.22770.1M Na Citrate, pH 4.2 25% PEG 8000 0.2M Amm Acetate
Crystal Properties
Matthews coefficientSolvent content
2.3948.53

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 39.969α = 90
b = 49.975β = 90
c = 92.623γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS3 R 1MOsmic confocal2016-02-26MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU FR-E1.5418

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)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
11.723099.50.0510.080.0423.56.0521046
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.721.7591.70.0880.1230.0867.12.1

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 REPLACEMENTTHROUGHOUT4LYJ1.7229.581941393699.820.12040.11770.1717RANDOM11.087
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]
-0.24-0.110.35
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.682
r_dihedral_angle_4_deg21.022
r_dihedral_angle_3_deg11.845
r_dihedral_angle_1_deg6.046
r_rigid_bond_restr2.645
r_angle_refined_deg1.972
r_angle_other_deg1.531
r_chiral_restr0.098
r_bond_refined_d0.016
r_gen_planes_refined0.011
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.682
r_dihedral_angle_4_deg21.022
r_dihedral_angle_3_deg11.845
r_dihedral_angle_1_deg6.046
r_rigid_bond_restr2.645
r_angle_refined_deg1.972
r_angle_other_deg1.531
r_chiral_restr0.098
r_bond_refined_d0.016
r_gen_planes_refined0.011
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1355
Nucleic Acid Atoms
Solvent Atoms230
Heterogen Atoms67

Software

Software
Software NamePurpose
MOSFLMdata reduction
Aimlessdata scaling
PHASERphasing
REFMACrefinement
PDB_EXTRACTdata extraction