3MTY
Comparison of the character and the speed of X-ray-induced structural changes of porcine pancreatic elastase at two temperatures, 100 and 15K. The data set was collected from region A of the crystal. First step of radiation damage
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | APS BEAMLINE 19-ID |
| Synchrotron site | APS |
| Beamline | 19-ID |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2008-03-20 |
| Detector | ADSC QUANTUM 315 |
| Wavelength(s) | 0.97895 |
| Spacegroup name | P 21 21 21 |
| Unit cell lengths | 50.024, 57.759, 74.433 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 26.525 - 1.101 |
| R-factor | 0.1103 |
| Rwork | 0.109 |
| R-free | 0.13160 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 1gvk |
| RMSD bond length | 0.010 |
| RMSD bond angle | 1.162 |
| Data reduction software | HKL-3000 |
| Data scaling software | HKL-3000 |
| Phasing software | AMoRE |
| Refinement software | PHENIX ((phenix.refine)) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 50.000 | 1.140 |
| High resolution limit [Å] | 1.100 | 1.100 |
| Rmerge | 0.025 | 0.270 |
| Number of reflections | 82585 | |
| <I/σ(I)> | 26.17 | 3.46 |
| Completeness [%] | 93.9 | 84.5 |
| Redundancy | 3.5 | 3 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 291 | The initial concentration of the protein was 20 mg/ml in 10% glycerol solution. The reservoir contained a 250 mM Na2SO4. For cryo-protection, it was supplemented with 25% glycerol, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 291K |
