1SKZ
PROTEASE INHIBITOR
Experimental procedure
Source type | SYNCHROTRON |
Source details | EMBL/DESY, HAMBURG BEAMLINE BW7A |
Synchrotron site | EMBL/DESY, Hamburg |
Beamline | BW7A |
Temperature [K] | 100 |
Detector technology | IMAGE PLATE |
Collection date | 1996-09 |
Detector | MARRESEARCH |
Spacegroup name | I 4 2 2 |
Unit cell lengths | 76.500, 76.500, 86.600 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 5.000 - 1.900 |
R-factor | 0.217 |
Rwork | 0.217 |
Structure solution method | MIR |
RMSD bond length | 0.015 |
RMSD bond angle | 1.490 |
Data reduction software | XDS |
Data scaling software | XDS |
Phasing software | X-PLOR (3.843) |
Refinement software | X-PLOR (3.843) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 9.900 | 2.000 |
High resolution limit [Å] | 1.900 | 1.900 |
Rmerge | 0.080 | 0.071 |
Total number of observations | 100326 * | |
Number of reflections | 10300 | |
<I/σ(I)> | 173 | 110 |
Completeness [%] | 95.0 | 92 |
Redundancy | 9.7 | 8.2 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 6 | Schreuder, H., (1993) J.Mol.Biol., 231, 1137. * |
Crystallization Reagents in Literatures
ID | crystal ID | solution | reagent name | concentration (unit) | details |
1 | 1 | drop | protein | 5 (mg/ml) | |
10 | 1 | reservoir | sodium azide | 10 (mM) | |
11 | 1 | reservoir | ammonium sulfate | 31 (%(w/v)sat) | |
12 | 1 | reservoir | 2.75 (M) | ||
2 | 1 | drop | sodium citrate | 55 (mM) | |
3 | 1 | drop | PMSF | 1 (mM) | |
4 | 1 | drop | sodium azide | 10 (mM) | |
5 | 1 | drop | 2.75 (M) | ||
7 | 1 | drop | ammonium sulfate | 15.5 (%(w/v)sat) | |
8 | 1 | reservoir | sodium citrate | 100 (mM) | |
9 | 1 | reservoir | PMSF | 1 (mM) |