3KRV
The Structure Of Potential Metal-Dependent Hydrolase With Cyclase Activity
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1R61 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 298 | 0.2M LiSulfate, 0.1M TrisH8.5, 1.26M AmmSulfate freezing cond: 20% ethylene glycol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
4.78 | 74.26 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 119.096 | α = 90 |
b = 119.096 | β = 90 |
c = 124.413 | γ = 90 |
Symmetry | |
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Space Group | P 41 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 | 110 | CCD | SBC-3 | 2007-02-09 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 19-BM | 0.979 | APS | 19-BM |
Data Collection
Overall | |||||||||||||||||||
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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 | 2.55 | 50 | 99.9 | 0.072 | 0.072 | 39.3 | 8.4 | 29938 | -5 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 2.55 | 2.64 | 100 | 0.688 | 0.688 | 2.772 | 8.2 | 2935 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | 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 | MOLECULAR REPLACEMENT | THROUGHOUT | 1R61 | 2.55 | 34.88 | 28852 | 961 | 99.67 | 0.19434 | 0.19273 | 0.24435 | RANDOM | 28.582 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
0.29 | 0.29 | -0.59 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 31.845 |
r_dihedral_angle_4_deg | 17.558 |
r_dihedral_angle_3_deg | 14.109 |
r_dihedral_angle_1_deg | 6.298 |
r_scangle_it | 3.938 |
r_scbond_it | 2.505 |
r_angle_refined_deg | 1.667 |
r_mcangle_it | 1.515 |
r_mcbond_it | 0.917 |
r_nbtor_refined | 0.313 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3174 |
Nucleic Acid Atoms | |
Solvent Atoms | 124 |
Heterogen Atoms | 65 |
Software
Software | |
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Software Name | Purpose |
HKL-3000 | data collection |
MOLREP | phasing |
REFMAC | refinement |
HKL-3000 | data reduction |
HKL-3000 | data scaling |