3Q31
Structure of fungal alpha Carbonic Anhydrase from Aspergillus oryzae
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1KOP | PDB entry 1KOP |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 293 | 2.2M ammonium sulphate, 0.1M buffersystem II pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.76 | 67.31 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 80.24 | α = 90 |
b = 80.24 | β = 90 |
c = 247.48 | 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 | 100 | CCD | MAR CCD 165 mm | Mirrors | 2009-11-11 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | MAX II BEAMLINE I911-2 | 1.03796 | MAX II | I911-2 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 2.7 | 20 | 98.6 | 0.1078 | 11.43 | 6.14 | 22846 | 22846 | 36.56 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
2.7 | 2.8 | 98.4 | 0.404 | 2.7 | 6.14 | 2204 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | 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 | PDB entry 1KOP | 2.703 | 19.801 | 0.01 | 19481 | 19481 | 999 | 84.71 | 0.2112 | 0.2112 | 0.209 | 0.2532 | Random | 43.76 |
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] | |
11.7668 | 11.7668 | -23.5337 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 21.734 |
f_angle_d | 1.384 |
f_chiral_restr | 0.091 |
f_bond_d | 0.01 |
f_plane_restr | 0.005 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3646 |
Nucleic Acid Atoms | |
Solvent Atoms | 91 |
Heterogen Atoms | 48 |
Software
Software | |
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Software Name | Purpose |
MOLREP | phasing |
PHENIX | refinement |
XDS | data reduction |
XDS | data scaling |