7Y2K
apo-Carbonic Anhydrase II soaked in 3NPA after UV at 90 K
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.8 | 293 | 1.3 M sodium citrate, 50 mM Tris-HCl |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.08 | 40.75 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 42.047 | α = 90 |
b = 41.321 | β = 104.45 |
c = 72.278 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
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 | 90 | CCD | RAYONIX MX225-HS | 2020-10-16 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | PAL/PLS BEAMLINE 6D | 0.97934 | PAL/PLS | 6D |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | 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 | 1.25 | 30 | 94.9 | 0.036 | 0.042 | 0.021 | 0.998 | 32.6 | 3.9 | 63269 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
1 | 1.25 | 1.27 | 90.7 | 0.223 | 0.258 | 0.13 | 0.953 | 5.9 | 3.9 |
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 | FREE R-VALUE | 6LUU | 1.25 | 29 | 60123 | 3130 | 94.88 | 0.12292 | 0.12086 | 0.16314 | RANDOM | 14.564 |
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] | |
0.01 | -0.03 | 0.02 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_sphericity_free | 51.316 |
r_dihedral_angle_2_deg | 34.524 |
r_dihedral_angle_4_deg | 21.981 |
r_sphericity_bonded | 15.268 |
r_dihedral_angle_3_deg | 12.32 |
r_dihedral_angle_1_deg | 6.949 |
r_long_range_B_refined | 6.491 |
r_long_range_B_other | 5.63 |
r_rigid_bond_restr | 5.457 |
r_scangle_other | 4.337 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2049 |
Nucleic Acid Atoms | |
Solvent Atoms | 351 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
REFMAC | phasing |