4HRS
Crystal structure of H. volcanii small archaeal modifier protein 2
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.8 | 277.15 | 100 mM bis-tris-propane-HCl (pH 6.8), 25-30% (w/v) PEG 400, 0.2 M MgCl2, 0.1 M KCl, VAPOR DIFFUSION, HANGING DROP, temperature 277.15K |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2.88 | 57.32 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 24.605 | α = 90 |
b = 64.603 | β = 90 |
c = 104.555 | γ = 90 |
Symmetry | |
---|---|
Space Group | I 2 2 2 |
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 315 | mirrors | 2010-09-10 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | NSLS BEAMLINE X29A | 1.075 | NSLS | X29A |
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 | 2.01 | 54.96 | 95.7 | 0.062 | 0.062 | 43.4 | 12.6 | 5845 | 5594 | 2 | 2 | 40 |
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) | ||||||||||
1 | 2.01 | 2.04 | 97.2 | 0.293 | 0.293 | 6.3 | 12.4 | 239 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | 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 | MOLECULAR REPLACEMENT | THROUGHOUT | CS-Rosetta model | 2.3 | 54.96 | 3825 | 3771 | 186 | 99.02 | 0.255 | 0.21682 | 0.21488 | 0.25365 | RANDOM | 36.593 |
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] | |
-24.18 | 41.49 | -17.31 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 33.305 |
r_dihedral_angle_3_deg | 16.464 |
r_dihedral_angle_4_deg | 16.362 |
r_scangle_it | 8.058 |
r_dihedral_angle_1_deg | 5.874 |
r_scbond_it | 4.884 |
r_mcangle_it | 3.157 |
r_mcbond_it | 1.588 |
r_angle_refined_deg | 1.214 |
r_angle_other_deg | 0.848 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 482 |
Nucleic Acid Atoms | |
Solvent Atoms | 34 |
Heterogen Atoms |
Software
Software | |
---|---|
Software Name | Purpose |
ADSC | data collection |
PHASER | phasing |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |