4NJQ
Structural and kinetic bases for the metal preference of the M18 aminopeptidase from Pseudomonas aeruginosa
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | PAL/PLS BEAMLINE 7A (6B, 6C1) |
| Synchrotron site | PAL/PLS |
| Beamline | 7A (6B, 6C1) |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2013-11-07 |
| Detector | ADSC QUANTUM 270r |
| Wavelength(s) | 0.9793 |
| Spacegroup name | H 3 |
| Unit cell lengths | 133.205, 133.205, 322.316 |
| Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
| Resolution | 42.764 - 2.702 |
| R-factor | 0.1702 |
| Rwork | 0.167 |
| R-free | 0.22300 |
| Structure solution method | MOLECULAR REPLACEMENT |
| RMSD bond length | 0.008 |
| RMSD bond angle | 1.211 |
| Data reduction software | HKL-2000 |
| Data scaling software | HKL-2000 |
| Phasing software | MOLREP |
| Refinement software | PHENIX ((phenix.refine: 1.8.1_1168)) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 50.000 | 50.000 |
| High resolution limit [Å] | 2.700 | 2.700 |
| Rmerge | 0.267 | |
| Number of reflections | 54605 | |
| <I/σ(I)> | 7.8 | |
| Completeness [%] | 100 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | Microbatch Crystallization | 8 | 295 | 30% PEG400, 0.2M magnesium chloride, 0.1mM zinc chloride , pH 8.0, Microbatch Crystallization, temperature 295K |
