4AQR
Crystal structure of calmodulin in complex with the regulatory domain of a plasma-membrane Ca2+-ATPase
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | ESRF BEAMLINE ID23-2 |
| Synchrotron site | ESRF |
| Beamline | ID23-2 |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2011-04-15 |
| Detector | MARMOSAIC 225 mm CCD |
| Spacegroup name | P 41 21 2 |
| Unit cell lengths | 71.251, 71.251, 163.279 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 48.142 - 1.950 |
| R-factor | 0.2171 |
| Rwork | 0.216 |
| R-free | 0.24670 |
| Structure solution method | MOLECULAR REPLACEMENT |
| RMSD bond length | 0.014 |
| RMSD bond angle | 0.985 |
| Data reduction software | XDS |
| Data scaling software | XDS |
| Phasing software | PHASER |
| Refinement software | PHENIX ((PHENIX.REFINE)) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 50.000 | 2.000 |
| High resolution limit [Å] | 1.950 | 1.950 |
| Rmerge | 0.070 | 0.750 |
| Number of reflections | 31551 | |
| <I/σ(I)> | 18.3 | 2.3 |
| Completeness [%] | 100.0 | 100 |
| Redundancy | 15.3 | 14.5 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | 1.9M (NH4)2SO4, 0.1M CAPS (PH10.5), 0.2M LI2SO4 (FINAL PH 8.2) |
