1VRK
THE 1.9 ANGSTROM STRUCTURE OF E84K-CALMODULIN RS20 PEPTIDE COMPLEX
Experimental procedure
| Source type | ROTATING ANODE |
| Source details | RIGAKU RUH2R |
| Temperature [K] | 293 |
| Detector technology | AREA DETECTOR |
| Collection date | 1993-04 |
| Detector | XUONG-HAMLIN MULTIWIRE |
| Spacegroup name | P 1 21 1 |
| Unit cell lengths | 61.209, 40.560, 32.774 |
| Unit cell angles | 90.00, 91.70, 90.00 |
Refinement procedure
| Resolution | 30.000 - 1.900 |
| R-factor | 0.171 |
| Rwork | 0.171 |
| R-free | 0.24200 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 1CDL: SECOND COMPLEX (SEGID B AND F) OF THE ASYMMETRIC UNIT |
| RMSD bond length | 0.006 |
| RMSD bond angle | 21.300 * |
| Data reduction software | SDMS |
| Data scaling software | SDMS |
| Phasing software | X-PLOR (3.851) |
| Refinement software | X-PLOR (3.851) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 18.200 | 2.050 |
| High resolution limit [Å] | 1.900 | 1.900 |
| Rmerge | 0.065 | 0.237 |
| Number of reflections | 11190 | |
| <I/σ(I)> | 15 | 2 |
| Completeness [%] | 88.0 | 65 |
| Redundancy | 3.2 | 1.9 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | Vapor diffusion, hanging drop * | 7.5 * | 4 * | pH 4.6 |
Crystallization Reagents in Literatures
| ID | crystal ID | solution | reagent name | concentration (unit) | details |
| 1 | 1 | drop | E84K-CaM | 9.6 (mg/ml) | |
| 10 | 1 | reservoir | 5 (mM) | ||
| 11 | 1 | reservoir | sodium azide | 0.01 (%) | |
| 2 | 1 | drop | Tris-HCl | 10 (mM) | |
| 3 | 1 | drop | peptide | 3 (mg/ml) | |
| 4 | 1 | drop | PEG8000 | 4 (%) | |
| 5 | 1 | drop | sodium acetate | 20 (mM) | |
| 6 | 1 | drop | 1 (mM) | ||
| 7 | 1 | drop | sodium azide | 0.002 (%) | |
| 8 | 1 | reservoir | PEG8000 | 20 (%) | |
| 9 | 1 | reservoir | sodium acetate | 100 (mM) |
