3LTQ
Structure of Interleukin 1B solved by SAD using an inserted Lanthanide Binding Tag
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | NSLS BEAMLINE X12B |
Synchrotron site | NSLS |
Beamline | X12B |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2006-07-30 |
Detector | ADSC QUANTUM 4 |
Wavelength(s) | 0.95 |
Spacegroup name | P 63 2 2 |
Unit cell lengths | 120.584, 120.584, 74.899 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 30.432 - 2.100 |
R-factor | 0.195 |
Rwork | 0.192 |
R-free | 0.22100 |
Structure solution method | SAD |
RMSD bond length | 0.008 |
RMSD bond angle | 1.135 |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Phasing software | PHASER |
Refinement software | PHENIX (1.6_289) |
Data quality characteristics
Overall | Inner shell | Outer shell | |
Low resolution limit [Å] | 50.000 | 50.000 | 2.180 |
High resolution limit [Å] | 2.100 | 4.520 | 2.100 |
Rmerge | 0.075 | 0.060 | 0.274 |
Number of reflections | 19092 | ||
<I/σ(I)> | 28.4 | ||
Completeness [%] | 99.0 | 97.9 | 98.9 |
Redundancy | 15.4 | 17.4 | 11.7 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 4.5 | 298 | 100 mM sodium acetate trihydrate, pH 4.5, 3.0 M NaCl, VAPOR DIFFUSION, HANGING DROP, temperature 298K |