2Z37
Crystal structure of Brassica juncea chitinase catalytic module (Bjchi3)
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | ESRF BEAMLINE ID14-2 |
| Synchrotron site | ESRF |
| Beamline | ID14-2 |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2003-09-21 |
| Detector | ADSC QUANTUM 4 |
| Wavelength(s) | 0.933 |
| Spacegroup name | P 1 |
| Unit cell lengths | 51.249, 61.821, 75.359 |
| Unit cell angles | 79.34, 89.52, 88.90 |
Refinement procedure
| Resolution | 42.230 - 1.530 |
| R-factor | 0.188 |
| Rwork | 0.185 |
| R-free | 0.22200 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | Homology model of Brassica juncea chitinase built on PDB ENTRY 2BAA |
| RMSD bond length | 0.008 |
| RMSD bond angle | 1.134 |
| Data reduction software | DENZO |
| Data scaling software | SCALEPACK |
| Phasing software | MOLREP |
| Refinement software | REFMAC |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 50.000 | 1.560 |
| High resolution limit [Å] | 1.530 | 1.530 |
| Rmerge | 0.145 | 0.248 |
| Number of reflections | 130887 | |
| <I/σ(I)> | 20.7 | |
| Completeness [%] | 95.8 | 93.1 |
| Redundancy | 2 | 1.6 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 4.2 | 295 | 10% mono methyl PEG 5000, 0.2M unbuffered sodium acetate, 0.1M sodium acetate, pH 4.2, VAPOR DIFFUSION, SITTING DROP, temperature 295K |
