3D4A
Crystal structure of ribonuclease Sa2 with 3'-GMP obtained by ligand diffusion
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | EMBL/DESY, HAMBURG BEAMLINE X31 |
| Synchrotron site | EMBL/DESY, HAMBURG |
| Beamline | X31 |
| Temperature [K] | 100 |
| Detector technology | AREA DETECTOR |
| Collection date | 2001-11-15 |
| Detector | MARRESEARCH |
| Wavelength(s) | 1.1 |
| Spacegroup name | C 1 2 1 |
| Unit cell lengths | 101.521, 65.913, 56.966 |
| Unit cell angles | 90.00, 100.92, 90.00 |
Refinement procedure
| Resolution | 19.880 - 2.200 |
| R-factor | 0.2228 |
| Rwork | 0.220 |
| R-free | 0.26460 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 1py3 |
| RMSD bond length | 0.014 |
| RMSD bond angle | 1.520 |
| Data reduction software | DENZO |
| Data scaling software | SCALEPACK |
| Phasing software | MOLREP |
| Refinement software | REFMAC (5.2.0019) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 20.000 | 2.257 |
| High resolution limit [Å] | 2.200 | 2.200 |
| Rmerge | 0.038 | 0.162 |
| Number of reflections | 16671 | |
| <I/σ(I)> | 17 | 4.1 |
| Completeness [%] | 88.4 | 59.7 |
| Redundancy | 1.9 | 1.7 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 7.2 | 298 | ammonium sulfate, phosphate buffer, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K |
