3QSK
5 Histidine Variant of the anti-RNase A VHH in Complex with RNAse A
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | APS BEAMLINE 22-BM |
Synchrotron site | APS |
Beamline | 22-BM |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2010-07-12 |
Detector | MARMOSAIC 225 mm CCD |
Wavelength(s) | 0.979 |
Spacegroup name | P 1 21 1 |
Unit cell lengths | 40.787, 54.680, 48.792 |
Unit cell angles | 90.00, 109.24, 90.00 |
Refinement procedure
Resolution | 20.000 - 1.750 |
R-factor | 0.1869 |
Rwork | 0.184 |
R-free | 0.24591 |
Structure solution method | MOLECULAR REPLACEMENT |
RMSD bond length | 0.022 |
RMSD bond angle | 1.863 |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Phasing software | PHASER |
Refinement software | REFMAC (5.5.0102) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 20.000 | |
High resolution limit [Å] | 1.750 | 1.750 |
Rmerge | 0.047 | |
Number of reflections | 19462 | |
Completeness [%] | 99.8 | 99.82 |
Redundancy | 3.6 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.5 | 293 | 25% PEG 3.350, 0.2M lithium sulfate monohydrate, 0.1M bis-tris, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K |