3IAN
Crystal structure of a chitinase from Lactococcus lactis subsp. lactis
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | APS BEAMLINE 31-ID |
Synchrotron site | APS |
Beamline | 31-ID |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2009-07-13 |
Detector | MARMOSAIC 225 mm CCD |
Wavelength(s) | 0.97958 |
Spacegroup name | P 43 21 2 |
Unit cell lengths | 74.771, 74.771, 156.196 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 20.000 - 1.750 |
R-factor | 0.17 |
Rwork | 0.169 |
R-free | 0.19200 |
Structure solution method | SAD |
RMSD bond length | 0.014 |
RMSD bond angle | 1.368 |
Data reduction software | MOSFLM |
Data scaling software | SCALA (3.3.9) |
Phasing software | SHELXCD |
Refinement software | REFMAC |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 67.442 | 1.840 |
High resolution limit [Å] | 1.750 | 1.750 |
Rmerge | 0.112 | 0.444 |
Number of reflections | 39313 | |
<I/σ(I)> | 13.8 | 2.3 |
Completeness [%] | 86.3 | 51.8 |
Redundancy | 11 | 3.9 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION | 7 | 294 | 1.6M tri-sodium citrate dihydrate, pH 7.0, vapor diffusion, temperature 294K |