1F66
2.6 A CRYSTAL STRUCTURE OF A NUCLEOSOME CORE PARTICLE CONTAINING THE VARIANT HISTONE H2A.Z
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6 | 292 | MnCl2, KCl, cacodylate, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 292K |
2 | VAPOR DIFFUSION, SITTING DROP | 6 | 292 | MnCl2, KCl, cacodylate, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 292K |
3 | VAPOR DIFFUSION, SITTING DROP | 6 | 292 | MnCl2, KCl, cacodylate, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 292K |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 105.66 | α = 90 |
b = 183.207 | β = 90 |
c = 109.922 | γ = 90 |
Symmetry | |
---|---|
Space Group | P 21 21 21 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | ADSC QUANTUM 4 | 1999-10-29 | M | SINGLE WAVELENGTH | ||||||
2 | 1 | 100 | CCD | ADSC QUANTUM 4 | 1999-10-29 | |||||||||
3 | 1 | 100 | CCD | ADSC QUANTUM 4 | 1999-10-30 |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 5.0.2 | ALS | 5.0.2 | |
2 | SYNCHROTRON | ALS BEAMLINE 5.0.2 | ALS | 5.0.2 | |
3 | SYNCHROTRON | ALS BEAMLINE 5.0.2 | ALS | 5.0.2 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 2.6 | 25 | 99.6 | 0.112 | 7.7 | 4.3 | 66416 | 65959 |
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) | |||||||||||
2.6 | 2.64 | 99.9 | 0.245 | 3 | 3292 |
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-Work (Depositor) | R-Free (Depositor) | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | THROUGHOUT | 2.6 | 25 | 65959 | 63948 | 2011 | 99.6 | 0.1925 | 0.2495 | RANDOM |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[2][2] | Anisotropic B[3][3] | ||||
-5.868 | -4.004 | 9.873 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
c_angle_deg | 1.555 |
c_angle_d | 0.013 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 6079 |
Nucleic Acid Atoms | 5980 |
Solvent Atoms | 325 |
Heterogen Atoms | 15 |
Software
Software | |
---|---|
Software Name | Purpose |
CNS | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |
CNS | phasing |