6N2J
Tetrahydropyridopyrimidines as Covalent Inhibitors of KRAS-G12C
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 4LYJ |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5 | 277 | 0.1M Na Citrate, pH 5.0 29% PEG8000 0.2M Amm Acetate |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.4 | 48.66 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 40.25 | α = 90 |
b = 51.13 | β = 90 |
c = 90.12 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | PIXEL | DECTRIS PILATUS3 X 1M | Osmic mirrors | 2015-10-01 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU FR-E | 1.5418 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | Net I Over Average Sigma (I) | Redundancy | Number Reflections (All) | Number Reflections (Observed) | Observed Criterion Sigma (F) | Observed Criterion Sigma (I) | B (Isotropic) From Wilson Plot | ||||||
1 | 1.8 | 30 | 99 | 0.056 | 0.1019 | 0.046 | 11.22 | 4.76 | 17680 |
Highest Resolution Shell | |||||||||||||||||||
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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) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 1.8 | 1.9 | 99 | 0.259 | 0.293 | 0.135 | 2.9 | 4.2 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 4LYJ | 1.8 | 29.84 | 16794 | 842 | 98.69 | 0.1335 | 0.1299 | 0.2037 | RANDOM | 29.19 |
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] | |
-0.45 | 0.16 | 0.29 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.552 |
r_dihedral_angle_4_deg | 23.69 |
r_dihedral_angle_3_deg | 13.495 |
r_dihedral_angle_1_deg | 6.292 |
r_rigid_bond_restr | 3.568 |
r_angle_refined_deg | 1.895 |
r_angle_other_deg | 1.482 |
r_chiral_restr | 0.086 |
r_bond_refined_d | 0.014 |
r_gen_planes_refined | 0.008 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1347 |
Nucleic Acid Atoms | |
Solvent Atoms | 122 |
Heterogen Atoms | 59 |
Software
Software | |
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Software Name | Purpose |
MOSFLM | data reduction |
Aimless | data scaling |
PHASER | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |