2C7Q
HhaI DNA methyltransferase complex with oligonucleotide containing 2- aminopurine outside the recognition sequence (paired with G) and SAH
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | EMBL/DESY, HAMBURG BEAMLINE X13 |
| Synchrotron site | EMBL/DESY, HAMBURG |
| Beamline | X13 |
| Temperature [K] | 100 |
| Detector technology | IMAGE PLATE |
| Collection date | 2004-07-30 |
| Detector | MARRESEARCH |
| Spacegroup name | H 3 2 |
| Unit cell lengths | 95.100, 95.100, 312.180 |
| Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
| Resolution | 30.980 - 1.850 |
| R-factor | 0.187 |
| Rwork | 0.187 |
| R-free | 0.21000 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 3mht |
| RMSD bond length | 0.006 |
| RMSD bond angle | 1.300 |
| Data reduction software | MOSFLM |
| Data scaling software | SCALA |
| Phasing software | AMoRE |
| Refinement software | CNS (1.0) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 31.000 | 1.960 |
| High resolution limit [Å] | 1.850 | 1.850 |
| Rmerge | 0.070 | 0.200 |
| Number of reflections | 45796 | |
| <I/σ(I)> | 8.5 | 3.7 |
| Completeness [%] | 98.7 | 94.5 |
| Redundancy | 8.7 | 3.6 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | 5.6 | 50 MM NA CITRATE PH 5.6, 1.6 M AMMONIUM SULFATE |
