1JDR
Crystal Structure of a Proximal Domain Potassium Binding Variant of Cytochrome c Peroxidase
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | SSRL BEAMLINE BL7-1 |
| Synchrotron site | SSRL |
| Beamline | BL7-1 |
| Temperature [K] | 100 |
| Detector technology | IMAGE PLATE |
| Collection date | 1997-12-12 |
| Detector | MARRESEARCH |
| Wavelength(s) | 1.08 |
| Spacegroup name | P 21 21 21 |
| Unit cell lengths | 106.717, 75.531, 51.256 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 10.000 - 1.500 |
| R-factor | 0.197 * |
| Rwork | 0.197 |
| R-free | 0.23400 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 2.4 angstrom room temperature structure of the CCP K+ binding mutant. Originally used was the wild type structure from Finzel et al. 1984. |
| RMSD bond length | 0.007 * |
| RMSD bond angle | 1.304 * |
| Data reduction software | MOSFLM |
| Data scaling software | SCALEPACK |
| Phasing software | AMoRE |
| Refinement software | X-PLOR (3.1) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 100.000 | 1.520 |
| High resolution limit [Å] | 1.500 | 1.500 |
| Rmerge | 0.056 | 0.511 |
| Total number of observations | 245706 * | |
| Number of reflections | 64691 | |
| <I/σ(I)> | 8.8 | 2.07 |
| Completeness [%] | 96.0 | 88.4 |
| Redundancy | 7.6 | 3.5 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 6 | 277 | Edwards, S.L., (1990) J. Biol. Chem., 265, 2588. * |
Crystallization Reagents in Literatures
| ID | crystal ID | solution | reagent name | concentration (unit) | details |
| 1 | 1 | drop | protein | 10 (mg/ml) | |
| 2 | 1 | drop | potassium phosphate | 0.05 (M) | |
| 3 | 1 | drop | MPD | 20 (%) | |
| 4 | 1 | reservoir | MPD | 35 (%) |
