4NA1
Crystal Structure of the second ketosynthase from the bacillaene polyketide synthase
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | ALS BEAMLINE 5.0.2 |
Synchrotron site | ALS |
Beamline | 5.0.2 |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2012-09-09 |
Detector | ADSC QUANTUM 315r |
Wavelength(s) | 1.0000 |
Spacegroup name | P 1 21 1 |
Unit cell lengths | 77.862, 113.089, 96.480 |
Unit cell angles | 90.00, 107.00, 90.00 |
Refinement procedure
Resolution | 30.710 - 1.950 |
R-factor | 0.21192 |
Rwork | 0.210 |
R-free | 0.23999 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 2qo3 |
RMSD bond length | 0.014 |
RMSD bond angle | 1.319 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | PHASES |
Refinement software | REFMAC (5.6.0117) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 30.710 | 1.972 |
High resolution limit [Å] | 1.900 | 1.950 |
Rmerge | 0.979 | |
Number of reflections | 114754 | |
<I/σ(I)> | 1.8 | |
Completeness [%] | 100.0 | 78.4 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 8 | 295 | 1.1 M ammonium sulfate, 0.2 M lithium sulfate, 0.1 M Tris, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K |