2EBB
Crystal structure of pterin-4-alpha-carbinolamine dehydratase (pterin carbinolamine dehydratase) from Geobacillus kaustophilus HTA426
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | LIQUID DIFFUSION | 4.6 | 293 | 30% MPD, 0.1M Actetate, 0.02M CaCl2, pH 4.6, LIQUID DIFFUSION, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.06 | 40.37 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 46.866 | α = 90 |
b = 67.471 | β = 90 |
c = 31.275 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 2 |
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 | 180 | CCD | RIGAKU JUPITER 210 | 2006-10-20 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SPRING-8 BEAMLINE BL26B2 | 0.97915 | SPring-8 | BL26B2 |
Data Collection
Overall | |||||||||||||||||||
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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 | 1.6 | 50 | 98.8 | 0.042 | 6.7 | 13572 | 13572 | 2 | 2 | 20.5 |
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) | |||||||||||
1.6 | 1.66 | 93.7 | 0.135 | 5.9 | 1275 |
Refinement
Statistics | |||||||||||||||||||
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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 (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | SAD | THROUGHOUT | 1.6 | 19.25 | 13572 | 13535 | 677 | 99.2 | 0.223 | 0.223 | 0.237 | RANDOM | 20.5 |
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] | |
-2.09 | 1.4 | 0.69 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 21.3 |
c_scangle_it | 3.29 |
c_scbond_it | 2.18 |
c_mcangle_it | 1.8 |
c_mcbond_it | 1.18 |
c_angle_deg | 1.1 |
c_improper_angle_d | 0.7 |
c_bond_d | 0.005 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 807 |
Nucleic Acid Atoms | |
Solvent Atoms | 107 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
CNS | refinement |
BSS | data collection |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
SOLVE | phasing |