3NRY
Insights into anti-parallel microtubule crosslinking by PRC1, a conserved microtubule binding protein
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 9.5 | 277 | 1:1 v/v protein (50 mg/ml in 80 mM PIPES, pH 6.8, 1 mM MgCl2, 1 mM EDTA, 150 mM KCl) and reservoir buffer (100 mM CHES pH 9.5, 30 % PEG 3000), VAPOR DIFFUSION, HANGING DROP, temperature 277K |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2.11 | 41.81 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 51.043 | α = 90 |
b = 51.043 | β = 90 |
c = 90.347 | γ = 120 |
Symmetry | |
---|---|
Space Group | P 62 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 173 | CCD | ADSC QUANTUM 315 | Single crystal side bounce | 2009-04-21 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 24-ID-E | .97918 | APS | 24-ID-E |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym 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 | 2 | 25 | 98.3 | 0.082 | 0.082 | 20.1 | 3.5 | 17696 | 17342 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
2 | 2.03 | 97.3 | 0.469 | 0.469 | 2 | 2.8 | 914 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | SAD | THROUGHOUT | 2 | 25 | 17696 | 8670 | 435 | 99.76 | 0.239 | 0.23953 | 0.23788 | 0.27378 | RANDOM | 24.778 |
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] | |
1.42 | 0.71 | 1.42 | -2.13 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.338 |
r_dihedral_angle_4_deg | 21.597 |
r_dihedral_angle_3_deg | 15.982 |
r_dihedral_angle_1_deg | 4.966 |
r_scangle_it | 3.319 |
r_scbond_it | 1.966 |
r_mcangle_it | 1.298 |
r_angle_refined_deg | 1.047 |
r_angle_other_deg | 0.791 |
r_mcbond_it | 0.66 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 1042 |
Nucleic Acid Atoms | |
Solvent Atoms | 72 |
Heterogen Atoms |
Software
Software | |
---|---|
Software Name | Purpose |
ADSC | data collection |
SHARP | phasing |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |