3N4B
Crystal structure of human carbonic anhydrase II in complex with a benzenesulfonamide inhibitor
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | RIGAKU RUH3R |
Temperature [K] | 100 |
Detector technology | IMAGE PLATE |
Collection date | 2010-04-16 |
Detector | RIGAKU RAXIS IV |
Wavelength(s) | 1.5418 |
Spacegroup name | P 1 21 1 |
Unit cell lengths | 42.465, 41.414, 72.037 |
Unit cell angles | 90.00, 104.13, 90.00 |
Refinement procedure
Resolution | 19.853 - 1.600 |
R-factor | 0.143 |
Rwork | 0.141 |
R-free | 0.17000 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 2ili |
RMSD bond length | 0.010 |
RMSD bond angle | 1.340 |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Phasing software | PHENIX |
Refinement software | PHENIX (dev_403) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 19.900 | 1.660 |
High resolution limit [Å] | 1.600 | 1.600 |
Rmerge | 0.067 | |
Number of reflections | 30066 | |
<I/σ(I)> | 13 | 3.5 |
Completeness [%] | 93.3 | 90.1 |
Redundancy | 7 | 7.1 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.8 | 293 | 0.05 M tris-HCl, 1.3 M sodium citrate, 5 uL + 5 uL droplet, pH 7.8, VAPOR DIFFUSION, HANGING DROP, temperature 293K |