4KOR
Crystal structure of a GNAT superfamily acetyltransferase PA4794 in complex with 7-aminocephalosporanic acid
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | APS BEAMLINE 21-ID-F |
| Synchrotron site | APS |
| Beamline | 21-ID-F |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2010-07-09 |
| Detector | MARMOSAIC 225 mm CCD |
| Wavelength(s) | 0.9787 |
| Spacegroup name | P 21 21 2 |
| Unit cell lengths | 56.827, 75.992, 39.103 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 34.790 - 1.250 |
| R-factor | 0.13478 |
| Rwork | 0.133 |
| R-free | 0.16544 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 2i6c |
| RMSD bond length | 0.016 |
| RMSD bond angle | 1.725 |
| Data reduction software | HKL-3000 |
| Data scaling software | HKL-3000 |
| Phasing software | HKL-3000 (MOLREP) |
| Refinement software | REFMAC (5.7.0029) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 50.000 | 1.270 |
| High resolution limit [Å] | 1.250 | 1.250 |
| Rmerge | 0.059 | 0.441 |
| Number of reflections | 47299 | |
| <I/σ(I)> | 40.6 | 2.4 |
| Completeness [%] | 99.2 | 91.4 |
| Redundancy | 5.6 | 3.2 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 289 | 2M ammonium sulfate, 0.1M Bis-Tris pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 289K |
