4M9T
NS2B-NS3 protease from dengue virus in the presence of DTNB, a covalent allosteric inhibitor
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | APS BEAMLINE 24-ID-C |
Synchrotron site | APS |
Beamline | 24-ID-C |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2012-11-18 |
Detector | MARMOSAIC 300 mm CCD |
Wavelength(s) | 0.979 |
Spacegroup name | C 2 2 21 |
Unit cell lengths | 61.394, 62.090, 114.347 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 43.660 - 1.740 |
R-factor | 0.217 |
Rwork | 0.215 |
R-free | 0.24100 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 2fom |
RMSD bond length | 0.013 |
RMSD bond angle | 1.915 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | PHASER |
Refinement software | PRIME-X |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 43.700 | |
High resolution limit [Å] | 1.740 | 1.700 |
Rmerge | 0.114 | 0.114 |
Number of reflections | 19455 | |
<I/σ(I)> | 30.1 | 1.85 |
Completeness [%] | 85.3 | 85.3 |
Redundancy | 6.3 | 4.6 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 8.5 | 298 | 40% PEG200, 0.1 M Acetic acid, pH 5.5. Crystals were soaked in 40% PEG200, 0.1 M Tris pH 8.5, 5 mM 5,5'-dithiobis-(2-nitrobenzoic acid) (DTNB), VAPOR DIFFUSION, HANGING DROP, temperature 298K |