1H9Q
H119Q CARBONIC ANHYDRASE II
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2CBA | PDB ENTRY 2CBA LESS MUTANT SIDE CHAIN AND SOLVENT MOLECULES |
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | 8 | 2M (NH4)2SO4; 100 MM TRIS PH 8.0; 5 MM N-HEXYL BETA-D-GLUCOPYRANOSIDE |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.17 | 43 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 42.7 | α = 90 |
b = 41.7 | β = 104.6 |
c = 73 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 287 | IMAGE PLATE | RIGAKU RAXIS IIC | MIRRORS | 1995-10-23 | M |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU RUH2R |
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 | 2.2 | 20 | 94 | 0.088 | 0.088 | 6.3 | 1.9 | 11825 | 30.2 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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) | ||||||||||
2.2 | 2.25 | 93 | 0.318 | 0.318 | 2.3 | 1.8 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | 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 | DIFFERENCE FOURIER | THROUGHOUT | PDB ENTRY 2CBA LESS MUTANT SIDE CHAIN AND SOLVENT MOLECULES | 2.2 | 20 | 2 | 11671 | 597 | 91 | 0.182 | 0.182 | 0.249 | RANDOM | 25.9 |
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] | |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
x_dihedral_angle_d | 25.6 |
x_angle_deg | 1.7 |
x_improper_angle_d | 1.61 |
x_mcangle_it | 1.11 |
x_scangle_it | 1.11 |
x_mcbond_it | 0.715 |
x_scbond_it | 0.715 |
x_bond_d | 0.012 |
x_bond_d_na | |
x_bond_d_prot |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2028 |
Nucleic Acid Atoms | |
Solvent Atoms | 38 |
Heterogen Atoms | 1 |
Software
Software | |
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Software Name | Purpose |
X-PLOR | model building |
X-PLOR | refinement |
MOSFLM | data reduction |
CCP4 | data scaling |
X-PLOR | phasing |