6EQT
CRYSTAL STRUCTURE OF THE HUMAN KINETOCHORE PROTEIN CENP-N
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION | 277 | 6-16% PEG3350, pH 6.6-7.2 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.18 | 55.3 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 87.3 | α = 90 |
b = 87.3 | β = 90 |
c = 81.1 | γ = 90 |
Symmetry | |
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Space Group | P 41 |
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 | 2016-09-29 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SLS BEAMLINE X10SA | 0.97793 | SLS | X10SA |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim 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 | 2.735 | 87.3 | 99.8 | 0.077 | 0.082 | 17.28 | 9.4 | 16182 | -3 | 79.69 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
2.735 | 2.81 | 98.5 | 1.461 | 1.551 | 1.37 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | 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 | SAD | THROUGHOUT | 2.735 | 87.3 | 16182 | 812 | 99.75 | 0.208 | 0.2056 | 0.2538 | RANDOM | 90.1837 |
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] | |
-4.69 | -4.69 | 9.37 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 40.684 |
r_dihedral_angle_3_deg | 18.462 |
r_dihedral_angle_4_deg | 15.149 |
r_mcangle_it | 5.918 |
r_dihedral_angle_1_deg | 5.737 |
r_mcbond_it | 3.48 |
r_scbond_it | 3.476 |
r_angle_refined_deg | 1.261 |
r_chiral_restr | 0.089 |
r_bond_refined_d | 0.008 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3451 |
Nucleic Acid Atoms | |
Solvent Atoms | 21 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
XSCALE | data reduction |
PDB_EXTRACT | data extraction |
XSCALE | data scaling |
PHENIX | phasing |