1NWU
Crystal structure of human cartilage gp39 (HC-gp39) in complex with chitotetraose
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | ESRF BEAMLINE ID14-2 |
| Synchrotron site | ESRF |
| Beamline | ID14-2 |
| Temperature [K] | 120 |
| Detector technology | CCD |
| Spacegroup name | P 43 |
| Unit cell lengths | 128.712, 128.712, 108.838 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 50.000 * - 2.200 |
| R-factor | 0.225 |
| Rwork | 0.225 |
| R-free | 0.24500 |
| Structure solution method | MOLECULAR REPLACEMENT |
| RMSD bond length | 0.006 |
| RMSD bond angle | 1.300 |
| Data reduction software | DENZO |
| Data scaling software | SCALEPACK |
| Phasing software | CNS |
| Refinement software | CNS (1.0) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 50.000 * | |
| High resolution limit [Å] | 2.200 | 2.200 |
| Rmerge | 0.078 * | 0.442 * |
| Total number of observations | 572110 * | |
| Number of reflections | 107198 | |
| <I/σ(I)> | 18.5 | 2.8 |
| Completeness [%] | 98.8 | 99.2 |
| Redundancy | 5.3 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | Vapor diffusion, hanging drop * | 5.1 | 277 | PEG8000, NaCl, Na-citrate buffer, pH 5.1, VAPOR DIFFUSION, HANGING DROP, temperature 277K, pH 5.10 |
Crystallization Reagents in Literatures
| ID | crystal ID | solution | reagent name | concentration (unit) | details |
| 1 | 1 | drop | protein | 4 (mg/ml) | |
| 2 | 1 | drop | 1 (M) | ||
| 3 | 1 | drop | BES | 10 (mM) | pH7.2 |
| 4 | 1 | reservoir | PEG8000 | 10 (%) | |
| 5 | 1 | reservoir | 0.5 (M) | ||
| 6 | 1 | reservoir | sodium citrate | 0.1 (M) | pH5.1 |
