1C6Z
ALTERNATE BINDING SITE FOR THE P1-P3 GROUP OF A CLASS OF POTENT HIV-1 PROTEASE INHIBITORS AS A RESULT OF CONCERTED STRUCTURAL CHANGE IN 80'S LOOP.
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Spacegroup name | P 21 21 21 |
Unit cell lengths | 88.130, 88.140, 32.990 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 8.000 - 2.500 |
R-factor | 0.18 |
Rwork | 0.180 |
R-free | 0.29000 |
RMSD bond length | 0.017 |
RMSD bond angle | 2.500 |
Refinement software | X-PLOR |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 20.000 * | 2.590 |
High resolution limit [Å] | 2.500 * | 2.500 |
Rmerge | 0.062 | 0.224 * |
Total number of observations | 41654 * | |
Number of reflections | 7717 | 677 * |
Completeness [%] | 82.0 | 73 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | Vapor diffusion, hanging drop * | 5 * | inhibitor-protein mixture and the reservoir solution were mixed in a 1:1(v/v) ratio * |
Crystallization Reagents in Literatures
ID | crystal ID | solution | reagent name | concentration (unit) | details |
1 | 1 | drop | enzyme | 4-6 (mg/ml) | |
2 | 1 | drop | MES | 10 (mM) | |
3 | 1 | drop | dithiothreitol | 1 (mM) | |
4 | 1 | drop | EDTA | 1 (mM) | |
5 | 1 | drop | 3 (mM) | ||
6 | 1 | drop | inhibitor | mixed with the protein containing buffer in a molar ratio of 1:3 to 1:5, with a final DMSO concentration of 2-5% | |
7 | 1 | reservoir | 0.6-0.8 (M) | ||
8 | 1 | reservoir | 0.1 (M) |