3IFS
2.0 Angstrom Resolution Crystal Structure of Glucose-6-phosphate Isomerase (pgi) from Bacillus anthracis.
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 295 | Protein solution: 0.3M NaCl, 10mM HEPES (pH 7.5); Screen solution: 20% PEG 3350,0.1M Na Formate, 0.1M Li Sulfate, 0.1M Bis-Tris (pH 6.5)., VAPOR DIFFUSION, HANGING DROP, temperature 295K |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2 | 38.36 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 111.802 | α = 90 |
b = 303.64 | β = 90 |
c = 72.087 | γ = 90 |
Symmetry | |
---|---|
Space Group | P 21 21 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 | MARMOSAIC 300 mm CCD | Beryllium lenses | 2009-07-16 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 21-ID-G | 0.97856 | APS | 21-ID-G |
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 | 2.004 | 30 | 99.2 | 0.101 | 13.9 | 5.1 | 163392 | 163392 | -3 | 20.6 |
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 | 2.004 | 2.03 | 100 | 0.411 | 3.7 | 4.6 | 8095 |
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 | 2.004 | 29.87 | 155079 | 155079 | 8207 | 98.69 | 0.14251 | 0.14251 | 0.13996 | 0.19022 | RANDOM | 14.085 |
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] | |
0.3 | 0.76 | -1.07 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 29.815 |
r_dihedral_angle_4_deg | 11.116 |
r_dihedral_angle_3_deg | 9.49 |
r_scangle_it | 4.503 |
r_scbond_it | 2.919 |
r_dihedral_angle_1_deg | 2.481 |
r_mcangle_it | 1.562 |
r_angle_refined_deg | 1.406 |
r_mcbond_it | 0.895 |
r_angle_other_deg | 0.853 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 21260 |
Nucleic Acid Atoms | |
Solvent Atoms | 2356 |
Heterogen Atoms | 32 |
Software
Software | |
---|---|
Software Name | Purpose |
Blu-Ice | data collection |
CRANK | phasing |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |