4GHC
Structure of Y257F variant of Homoprotocatechuate 2,3-Dioxygenase from B.fuscum at 1.55 Ang resolution
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | APS BEAMLINE 19-BM |
| Synchrotron site | APS |
| Beamline | 19-BM |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2007-06-15 |
| Detector | SBC-3 |
| Wavelength(s) | 0.97903 |
| Spacegroup name | P 21 21 2 |
| Unit cell lengths | 110.356, 151.736, 96.335 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 22.470 - 1.550 |
| R-factor | 0.11891 |
| Rwork | 0.117 |
| R-free | 0.14821 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 3ojt |
| RMSD bond length | 0.010 |
| RMSD bond angle | 1.415 |
| Data reduction software | HKL-2000 |
| Data scaling software | SCALEPACK |
| Phasing software | REFMAC (5.6.0117) |
| Refinement software | REFMAC (5.6.0117) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 22.500 | 1.610 |
| High resolution limit [Å] | 1.550 | 1.550 |
| Rmerge | 0.085 | 0.561 |
| <I/σ(I)> | 17.78 | 1.79 |
| Completeness [%] | 99.5 | 98 |
| Redundancy | 6 | 4.9 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 293 | 18% PEG8000, 0.1M calcium acetate, 0.1M sodium cacodylate. Cryoprotectant 20% glycerol, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
