4TXG
Crystal Structure of a Family GH18 Chitinase from Chromobacterium violaceum
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | RIGAKU MICROMAX-007 HF |
Temperature [K] | 100 |
Detector technology | IMAGE PLATE |
Collection date | 2011-12-07 |
Detector | RIGAKU RAXIS IV++ |
Wavelength(s) | 1.5418 |
Spacegroup name | P 61 |
Unit cell lengths | 126.866, 126.866, 93.815 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 37.973 - 1.750 |
R-factor | 0.1581 |
Rwork | 0.157 |
R-free | 0.17580 |
Structure solution method | SAD |
RMSD bond length | 0.006 |
RMSD bond angle | 1.034 |
Data reduction software | XDS |
Data scaling software | XSCALE |
Phasing software | SHELXDE |
Refinement software | PHENIX ((phenix.refine: 1.9_1692)) |
Data quality characteristics
Overall | Inner shell | Outer shell | |
Low resolution limit [Å] | 40.000 | 1.790 | |
High resolution limit [Å] | 1.750 | 7.820 | 1.750 |
Rmerge | 0.078 | 0.036 | 0.425 |
Rmeas | 0.084 | 0.039 | 0.529 |
Total number of observations | 1085043 | ||
Number of reflections | 169502 | 1887 | 11667 |
<I/σ(I)> | 16.48 | 45.51 | 2.37 |
Completeness [%] | 99.2 | 98.6 | 92 |
Redundancy | 6.4 | 2.5 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 291 | 200mM Litium Sulphate, 100mM Hepes pH 7.5, 25% Peg 3350 |