3DCK
X-ray structure of D25N chemical analogue of HIV-1 protease complexed with ketomethylene isostere inhibitor
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | APS BEAMLINE 23-ID-D |
Synchrotron site | APS |
Beamline | 23-ID-D |
Temperature [K] | 110 |
Detector technology | CCD |
Collection date | 2007-06-07 |
Detector | MARMOSAIC 300 mm CCD |
Wavelength(s) | 0.97934 |
Spacegroup name | P 21 21 21 |
Unit cell lengths | 51.028, 58.551, 61.584 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 20.000 - 1.800 |
R-factor | 0.196 |
Rwork | 0.194 |
R-free | 0.22300 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 4hvp |
RMSD bond length | 0.017 |
RMSD bond angle | 1.595 |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Refinement software | REFMAC (5.2.0019) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 1.860 |
High resolution limit [Å] | 1.800 | 1.800 |
Rmerge | 0.089 | 0.590 |
Number of reflections | 17428 | |
<I/σ(I)> | 31.3 | 3.9 |
Completeness [%] | 99.2 | 98.6 |
Redundancy | 7.8 | 7.9 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 6 | 293 | 0.1M CITRATE, 0.2M SODIUM PHOPHATE, 30% (W/V) AMMONIUM SULFATE, 10% (V/V) DMSO, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K |