9C1A
Crystal structure of GDP-bound human M-RAS protein in crystal form I
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1X1R |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 295 | 0.2M CaCl2, 20% PEG3350 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.52 | 51.14 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 108.653 | α = 90 |
b = 108.653 | β = 90 |
c = 65.759 | γ = 120 |
Symmetry | |
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Space Group | P 6 2 2 |
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 EIGER X 16M | 2021-11-14 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 17-ID | 1.0 | APS | 17-ID |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | 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 | 1.96 | 54.33 | 94.03 | 0.202 | 0.032 | 1 | 19.82 | 38.3 | 16016 | 26.7 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 1.96 | 2.03 | 99.88 | 1.732 | 0.293 | 0.943 | 2.5 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 1.96 | 54.33 | 1.35 | 16016 | 1601 | 94.07 | 0.1747 | 0.1718 | 0.1999 | 28.97 |
Temperature Factor Modeling | ||||||
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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 | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 15.6455 |
f_angle_d | 0.8762 |
f_chiral_restr | 0.0512 |
f_plane_restr | 0.0054 |
f_bond_d | 0.0045 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1358 |
Nucleic Acid Atoms | |
Solvent Atoms | 217 |
Heterogen Atoms | 48 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
PHENIX | refinement |
autoPROC | data reduction |
autoPROC | data scaling |
PHASER | phasing |