2XHZ
Probing the active site of the sugar isomerase domain from E. coli arabinose-5-phosphate isomerase via X-ray crystallography
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | ESRF BEAMLINE ID23-1 |
| Synchrotron site | ESRF |
| Beamline | ID23-1 |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2009-06-25 |
| Detector | ADSC QUANTUM 315r |
| Spacegroup name | P 1 21 1 |
| Unit cell lengths | 55.860, 67.430, 82.170 |
| Unit cell angles | 90.00, 106.94, 90.00 |
Refinement procedure
| Resolution | 40.000 - 2.600 |
| R-factor | 0.26302 |
| Rwork | 0.261 |
| R-free | 0.30503 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 3etn |
| RMSD bond length | 0.002 |
| RMSD bond angle | 0.430 |
| Data reduction software | iMOSFLM |
| Data scaling software | SCALA |
| Phasing software | MOLREP |
| Refinement software | REFMAC (5.5.0066) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 40.000 | 2.740 |
| High resolution limit [Å] | 2.600 | 2.600 |
| Rmerge | 0.120 | 0.360 |
| Number of reflections | 17026 | |
| <I/σ(I)> | 5.9 | 2.4 |
| Completeness [%] | 94.3 | 95.5 |
| Redundancy | 2.7 | 2.7 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | 7.5 | 20% PEG-8000 100MM HEPES PH 7.5 (WIZARD I SCREEN,[EMERALD BIOSYSTEMS] CONDITION 21). |
