1SNA
An Oligomeric Domain-Swapped Beta-Beta-Alpha Mini-Protein
Experimental procedure
Experimental method | MAD |
Source type | SYNCHROTRON |
Source details | NSLS BEAMLINE X12C |
Synchrotron site | NSLS |
Beamline | X12C |
Temperature [K] | 100 |
Detector technology | CCD |
Detector | ADSC QUANTUM 4 |
Wavelength(s) | 0.978240, 0.977939, 0.949359 |
Spacegroup name | C 1 2 1 |
Unit cell lengths | 50.027, 46.868, 31.426 |
Unit cell angles | 90.00, 98.61, 90.00 |
Refinement procedure
Resolution | 24.220 - 1.500 |
R-factor | 0.161 |
Rwork | 0.161 |
R-free | 0.19900 |
Structure solution method | MAD |
RMSD bond length | 0.021 |
RMSD bond angle | 2.300 |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Phasing software | SOLVE |
Refinement software | CNS (1.1) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 99.000 | 1.550 |
High resolution limit [Å] | 1.500 | 1.500 |
Rmerge | 0.035 | 0.066 |
Number of reflections | 17229 | |
<I/σ(I)> | 33.8 | 7.7 |
Completeness [%] | 76.0 | 24.9 |
Redundancy | 1.9 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 298 | 100 mM HEPES-Na, 10% v/v i-propanol, 20% w/v PEG 4000, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K |