6B0Y
Crystal Structure of small molecule ARS-917 covalently bound to K-Ras G12C
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 5F2E |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 8.5 | 293 | 27% PEG 4000, 0.2 M CaCl2, 0.1 M Tris pH=8.5 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.01 | 38.68 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 33.43 | α = 77.45 |
b = 39.66 | β = 81.71 |
c = 61.85 | γ = 77.12 |
Symmetry | |
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Space Group | P 1 |
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 PILATUS 6M | 2014-02-10 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 17-ID | 1.00000 | APS | 17-ID |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym 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 | 1.43 | 37.943 | 92.7 | 0.076 | 0.108 | 0.076 | 5.5 | 1.6 | 51554 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Rrim I (All) | Rpim I (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
1 | 1.43 | 1.51 | 89.9 | 0.281 | 0.281 | 0.397 | 0.281 | 2 | 1.6 |
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 | 5F2E | 1.43 | 37.943 | 49052 | 2501 | 92.72 | 0.1755 | 0.1739 | 0.2074 | RANDOM | 13.549 |
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] | |
-0.21 | -0.24 | 0.05 | 0.37 | 0.72 | -0.03 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 37.079 |
r_dihedral_angle_4_deg | 15.341 |
r_dihedral_angle_3_deg | 14.682 |
r_dihedral_angle_1_deg | 5.999 |
r_angle_refined_deg | 2.207 |
r_angle_other_deg | 2.175 |
r_chiral_restr | 0.135 |
r_bond_refined_d | 0.021 |
r_gen_planes_refined | 0.014 |
r_gen_planes_other | 0.003 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2642 |
Nucleic Acid Atoms | |
Solvent Atoms | 350 |
Heterogen Atoms | 134 |
Software
Software | |
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Software Name | Purpose |
iMOSFLM | data collection |
SCALA | data scaling |
PHASER | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
iMOSFLM | data reduction |