7NZU
Crystal structure of chimeric carbonic anhydrase VA with 3-(benzylamino)-2,5,6-trifluoro-4-[(2-hydroxyethyl)sulfonyl]benzenesulfonamide
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | PETRA III, EMBL c/o DESY BEAMLINE P13 (MX1) |
Synchrotron site | PETRA III, EMBL c/o DESY |
Beamline | P13 (MX1) |
Temperature [K] | 100 |
Detector technology | PIXEL |
Collection date | 2013-05-21 |
Detector | DECTRIS PILATUS 6M |
Wavelength(s) | 0.97630 |
Spacegroup name | P 1 21 1 |
Unit cell lengths | 42.197, 41.271, 71.531 |
Unit cell angles | 90.00, 104.24, 90.00 |
Refinement procedure
Resolution | 40.900 - 1.240 |
R-factor | 0.1359 |
Rwork | 0.133 |
R-free | 0.16600 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 4ht0 |
RMSD bond length | 0.018 |
RMSD bond angle | 2.339 |
Data reduction software | XDS |
Data scaling software | SCALA (3.3.20) |
Phasing software | MOLREP |
Refinement software | REFMAC (5.8.0232) |
Data quality characteristics
Overall | Inner shell | Outer shell | |
Low resolution limit [Å] | 69.334 | 69.334 | 1.310 |
High resolution limit [Å] | 1.240 | 3.920 | 1.240 |
Rmerge | 0.032 | 0.183 | |
Rmeas | 0.047 | 0.038 | 0.230 |
Rpim | 0.018 | 0.015 | 0.093 |
Total number of observations | 436245 | 14879 | 48854 |
Number of reflections | 65883 | 2236 | 8433 |
<I/σ(I)> | 25.9 | 54.1 | 8.4 |
Completeness [%] | 97.3 | 99.6 | 85.9 |
Redundancy | 6.6 | 6.7 | 5.8 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 291 | Crystallization buffer was 0.1M sodium BICINE, pH 9, 0.2 M ammonium sulfate and 2M sodium malonate pH 7 made from 1M sodium BICINE and 3.4M sodium malonate |