4KOS
Crystal structure of a GNAT superfamily acetyltransferase PA4794 in complex with Cefmetazole
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | APS BEAMLINE 19-BM |
Synchrotron site | APS |
Beamline | 19-BM |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2009-10-15 |
Detector | ADSC QUANTUM 210r |
Wavelength(s) | 0.9792 |
Spacegroup name | P 21 21 2 |
Unit cell lengths | 57.812, 76.533, 39.432 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 23.320 - 1.550 |
R-factor | 0.15648 |
Rwork | 0.155 |
R-free | 0.18184 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 2i6c |
RMSD bond length | 0.018 |
RMSD bond angle | 1.942 |
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 | 1.580 |
High resolution limit [Å] | 1.550 | 1.550 |
Rmerge | 0.041 | 0.661 |
Number of reflections | 25876 | |
<I/σ(I)> | 31.4 | 2.1 |
Completeness [%] | 99.2 | 98.9 |
Redundancy | 4 | 4 |
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 |