4LND
Crystal structure of human apurinic/apyrimidinic endonuclease 1 with essential Mg2+ cofactor
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | SSRL BEAMLINE BL7-1 |
| Synchrotron site | SSRL |
| Beamline | BL7-1 |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2012-01-07 |
| Detector | ADSC QUANTUM 315r |
| Wavelength(s) | 1.03325 |
| Spacegroup name | C 1 2 1 |
| Unit cell lengths | 165.795, 90.940, 94.030 |
| Unit cell angles | 90.00, 123.22, 90.00 |
Refinement procedure
| Resolution | 48.000 - 1.920 |
| R-factor | 0.2185 |
| Rwork | 0.217 |
| R-free | 0.24052 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 1bix |
| RMSD bond length | 0.008 |
| RMSD bond angle | 1.243 |
| Data reduction software | MOSFLM |
| Data scaling software | Aimless |
| Phasing software | PHASER |
| Refinement software | REFMAC (5.7.0032) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 69.350 | 1.960 |
| High resolution limit [Å] | 1.920 | 1.920 |
| Rmerge | 0.100 | 0.630 |
| Number of reflections | 75632 | |
| <I/σ(I)> | 3.6 | 0.7 |
| Completeness [%] | 85.4 | 84.4 |
| Redundancy | 2.5 | 2.4 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 295 | 0.1 M MES pH 6.5, 30% (v/v) PEG 300, VAPOR DIFFUSION, SITTING DROP, temperature 295K |
