1A4M
ADA STRUCTURE COMPLEXED WITH PURINE RIBOSIDE AT PH 7.0
Experimental procedure
| Source type | ROTATING ANODE |
| Source details | RIGAKU RUH2R |
| Temperature [K] | 100 |
| Detector technology | IMAGE PLATE |
| Collection date | 1997-05-15 |
| Detector | MACSCIENCE |
| Spacegroup name | P 1 21 1 |
| Unit cell lengths | 88.693, 93.644, 102.177 |
| Unit cell angles | 90.00, 102.84, 90.00 |
Refinement procedure
| Resolution | 10.000 - 1.950 |
| R-factor | 0.193 |
| Rwork | 0.193 |
| R-free | 0.28100 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 2ada |
| RMSD bond length | 0.009 |
| RMSD bond angle | 23.087 * |
| Data reduction software | DENZO |
| Data scaling software | SCALEPACK |
| Phasing software | X-PLOR (3.85) |
| Refinement software | X-PLOR (3.85) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 10.000 | 2.020 |
| High resolution limit [Å] | 1.950 | 1.950 |
| Rmerge | 0.078 * | 0.401 * |
| Total number of observations | 415190 * | |
| Number of reflections | 83321 | |
| <I/σ(I)> | 8 | 2.1 |
| Completeness [%] | 70.2 | 47 |
| Redundancy | 4 | 1.9 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | Vapor diffusion, hanging drop * | 7 | 4 * | 20% PEG 3350, 100 MM NACL, 100 MM HEPES PH 7.0 |
Crystallization Reagents in Literatures
| ID | crystal ID | solution | reagent name | concentration (unit) | details |
| 1 | 1 | drop | protein | 8.2 (mg/ml) | |
| 2 | 1 | drop | DCF | 5 (mM) | |
| 3 | 1 | drop | PEG3350 | 6.7 (%) | |
| 4 | 1 | drop | 33 (mM) | ||
| 5 | 1 | drop | HEPES | 33 (mM) | |
| 6 | 1 | reservoir | PEG3350 | 20 (%) | |
| 7 | 1 | reservoir | 100 (mM) | ||
| 8 | 1 | reservoir | HEPES | 100 (mM) |
