1HKX
Crystal structure of calcium/calmodulin-dependent protein kinase
Experimental procedure
| Experimental method | MAD |
| Source type | SYNCHROTRON |
| Source details | ALS BEAMLINE 5.0.2 |
| Synchrotron site | ALS |
| Beamline | 5.0.2 |
| Temperature [K] | 100 |
| Collection date | 2002-03-15 |
| Wavelength(s) | 0.9187,0.9191,1.2543 |
| Spacegroup name | C 1 2 1 |
| Unit cell lengths | 147.946, 118.043, 157.820 |
| Unit cell angles | 90.00, 110.91, 90.00 |
Refinement procedure
| Resolution | 20.000 * - 2.650 |
| R-factor | 0.246 |
| Rwork | 0.246 |
| R-free | 0.27900 |
| Structure solution method | MAD |
| RMSD bond length | 0.008 |
| RMSD bond angle | 1.420 * |
| Data reduction software | DENZO |
| Data scaling software | SCALEPACK |
| Phasing software | RAVE |
| Refinement software | CNS (1.1) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 20.000 | 2.710 |
| High resolution limit [Å] | 2.650 | 2.650 |
| Rmerge | 0.052 | 0.444 |
| Total number of observations | 977524 * | |
| Number of reflections | 73701 | |
| <I/σ(I)> | 25.3 | 2 |
| Completeness [%] | 97.6 | 78.2 |
| Redundancy | 4 | 4 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | Vapor diffusion, hanging drop * | 4.8 | 24 * | pH 4.80 |
| 1 | Vapor diffusion, hanging drop * | 4.8 | 24 * | pH 4.80 |
Crystallization Reagents in Literatures
| ID | crystal ID | solution | reagent name | concentration (unit) | details |
| 1 | 1 | drop | protein | 35 (mg/ml) | |
| 2 | 1 | reservoir | MPD | 20-25 (%) | |
| 3 | 1 | reservoir | 200 (mM) | ||
| 4 | 1 | reservoir | PEG400 | 2 (%) | |
| 5 | 1 | reservoir | magnesium acetate | 20 (mM) | |
| 6 | 1 | reservoir | sodium acetate | 100 (mM) | pH4.8 |
