2G3N
Crystal structure of the Sulfolobus solfataricus alpha-glucosidase MalA in complex with beta-octyl-glucopyranoside
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | ESRF BEAMLINE ID14-1 |
| Synchrotron site | ESRF |
| Beamline | ID14-1 |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2004-11-27 |
| Detector | ADSC QUANTUM 4 |
| Wavelength(s) | 0.9340 |
| Spacegroup name | P 1 21 1 |
| Unit cell lengths | 100.090, 174.430, 144.030 |
| Unit cell angles | 90.00, 109.05, 90.00 |
Refinement procedure
| Resolution | 24.160 - 2.550 |
| R-factor | 0.191 |
| Rwork | 0.191 |
| R-free | 0.21300 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | A trimmed version of the trimer in PDB code 2G3M |
| RMSD bond length | 0.007 |
| RMSD bond angle | 1.300 |
| Data reduction software | XDS |
| Data scaling software | XSCALE |
| Phasing software | MOLREP |
| Refinement software | CNS (1.1) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 24.200 | 2.630 |
| High resolution limit [Å] | 2.500 | 2.500 |
| Rmerge | 0.065 | 0.290 |
| Number of reflections | 154885 | |
| <I/σ(I)> | 11.67 | 5.3 |
| Completeness [%] | 95.2 | |
| Redundancy | 2.6 | 2.3 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 4.2 | 298 | 10 % PEG 4000, 0.2 M sodium citrate, 0.1 M sodium acetate, 0.5 % beta-octyl-glucopyranoside, microseeding, pH 4.2, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
