3MX4
DNA binding and cleavage by the GIY-YIG endonuclease R.Eco29KI inactive variant E142Q
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | ROTATING ANODE |
| Source details | RIGAKU MICROMAX-007 HF |
| Temperature [K] | 170 |
| Detector technology | CCD |
| Collection date | 2010-04-20 |
| Detector | RIGAKU SATURN 944 |
| Wavelength(s) | 1.5418 |
| Spacegroup name | P 1 21 1 |
| Unit cell lengths | 99.855, 101.463, 144.403 |
| Unit cell angles | 90.00, 110.19, 90.00 |
Refinement procedure
| Resolution | 50.000 - 2.500 |
| R-factor | 0.21408 |
| Rwork | 0.211 |
| R-free | 0.27368 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | Apo R.Eco29KI |
| RMSD bond length | 0.019 |
| RMSD bond angle | 2.101 |
| Data reduction software | HKL-2000 |
| Data scaling software | SCALEPACK |
| Phasing software | PHASER |
| Refinement software | REFMAC (5.5.0088) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 135.530 | 2.590 |
| High resolution limit [Å] | 2.500 | 2.500 |
| Rmerge | 0.064 | 0.264 |
| Number of reflections | 88621 | |
| <I/σ(I)> | 19.31 | 6.35 |
| Completeness [%] | 99.5 | 100 |
| Redundancy | 6.6 | 6.5 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 298 | 0.1M HEPES sodium, 0.8M sodium phosphate monobasic, 0.8M potassium phosphate monobasic, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
Crystallization Reagents
| ID | crystal ID | solution ID | reagent name | concentration | details |
| 1 | 1 | 1 | HEPES sodium | ||
| 2 | 1 | 1 | sodium phosphate monobasic | ||
| 3 | 1 | 1 | potassium phosphate monobasic | ||
| 4 | 1 | 2 | HEPES sodium | ||
| 5 | 1 | 2 | sodium phosphate monobasic | ||
| 6 | 1 | 2 | potassium phosphate monobasic |
