6HVS
Yeast 20S proteasome with human beta2i (1-53) in complex with 18
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 5CZ4 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.8 | 293 | 20 mM MgAC2, 13% MPD, 0.1 M MES |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.67 | 66.52 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 134.08 | α = 90 |
b = 300.65 | β = 112.75 |
c = 143.5 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 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 EIGER X 16M | 2016-11-20 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SLS BEAMLINE X06SA | 1.0 | SLS | X06SA |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | 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 | 3.1 | 50 | 97.6 | 0.093 | 10.6 | 3.1 | 184642 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 3.1 | 50 | 99.3 | 0.523 | 2.7 |
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 | 5CZ4 | 3.1 | 15 | 173892 | 9153 | 96.87 | 0.17745 | 0.17601 | 0.20475 | RANDOM | 71.433 |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[3][3] | |||
7.08 | -2.66 | -5.52 | 0.49 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_sphericity_free | 36.944 |
r_dihedral_angle_2_deg | 35.366 |
r_dihedral_angle_3_deg | 14.814 |
r_dihedral_angle_4_deg | 14.392 |
r_sphericity_bonded | 7.262 |
r_dihedral_angle_1_deg | 5.905 |
r_long_range_B_refined | 3.825 |
r_long_range_B_other | 3.815 |
r_mcangle_it | 3.276 |
r_mcangle_other | 3.276 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 49340 |
Nucleic Acid Atoms | |
Solvent Atoms | 229 |
Heterogen Atoms | 178 |
Software
Software | |
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Software Name | Purpose |
XDS | data reduction |
XSCALE | data scaling |
REFMAC | phasing |
REFMAC | refinement |