3OGF
Crystal structure of Difoil-4P homo-trimer: de novo designed dimeric trefoil-fold sub-domain which forms homo-trimer assembly
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | APS BEAMLINE 22-ID |
| Synchrotron site | APS |
| Beamline | 22-ID |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2010-08-04 |
| Detector | MARMOSAIC 300 mm CCD |
| Spacegroup name | I 21 21 21 |
| Unit cell lengths | 81.242, 85.414, 86.086 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 43.043 - 2.864 |
| R-factor | 0.2308 |
| Rwork | 0.227 |
| R-free | 0.31110 |
| Structure solution method | MOLECULAR REPLACEMENT |
| RMSD bond length | 0.002 |
| RMSD bond angle | 0.549 |
| Data reduction software | HKL-2000 |
| Data scaling software | HKL-2000 |
| Phasing software | PHASES |
| Refinement software | PHENIX ((phenix.refine)) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 50.000 | 2.900 |
| High resolution limit [Å] | 2.850 | 2.850 |
| Rmerge | 0.119 | 0.362 |
| Number of reflections | 6415 | |
| <I/σ(I)> | 33 | 4.3 |
| Completeness [%] | 94.9 | 61.8 |
| Redundancy | 6.1 | 3.2 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 5.5 | 298 | 2M ammonium sulfate, 0.1M sodium citrate, 17mg/mL protein concentration, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
