2PC1
Crystal structure of acetyltransferase GNAT family (NP_688560.1) from Streptococcus agalactiae 2603 at 1.28 A resolution
Experimental procedure
Experimental method | MAD |
Source type | SYNCHROTRON |
Source details | SSRL BEAMLINE BL9-2 |
Synchrotron site | SSRL |
Beamline | BL9-2 |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2007-03-15 |
Detector | MARMOSAIC 325 mm CCD |
Wavelength(s) | 0.91162, 0.97939 |
Spacegroup name | P 1 |
Unit cell lengths | 35.480, 37.650, 41.500 |
Unit cell angles | 94.22, 109.42, 113.08 |
Refinement procedure
Resolution | 25.959 - 1.280 |
R-factor | 0.167 |
Rwork | 0.167 |
R-free | 0.17800 |
Structure solution method | MAD |
RMSD bond length | 0.020 |
RMSD bond angle | 1.439 |
Data scaling software | XSCALE |
Phasing software | SHELX |
Refinement software | REFMAC (5.2.0005) |
Data quality characteristics
Overall | Inner shell | Outer shell | |
Low resolution limit [Å] | 25.959 | 1.330 | |
High resolution limit [Å] | 1.280 | 2.190 | 1.280 |
Rmerge | 0.030 | 0.028 | 0.422 |
Number of reflections | 73297 | ||
<I/σ(I)> | 9.99 | 18.6 | 1.62 |
Completeness [%] | 78.3 | 94.3 | 28.2 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.79 | 293 | NANODROP, 1.91M Ammonium sulfate, 0.1M Tris-HCl pH 7.79, VAPOR DIFFUSION, SITTING DROP, temperature 293K |