3ZK9
CRYSTAL STRUCTURE OF PNEUMOCOCCAL SURFACE ANTIGEN PSAA D280N IN THE METAL-FREE, OPEN STATE
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | AUSTRALIAN SYNCHROTRON BEAMLINE MX2 |
| Synchrotron site | Australian Synchrotron |
| Beamline | MX2 |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Detector | ADSC CCD |
| Spacegroup name | P 1 |
| Unit cell lengths | 41.040, 59.780, 62.400 |
| Unit cell angles | 106.92, 103.91, 97.37 |
Refinement procedure
| Resolution | 19.460 - 1.450 |
| R-factor | 0.1404 |
| Rwork | 0.139 |
| R-free | 0.16460 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 1psz |
| RMSD bond length | 0.010 |
| RMSD bond angle | 1.070 |
| Data reduction software | XDS |
| Data scaling software | Aimless |
| Phasing software | PHASER |
| Refinement software | BUSTER (2.10.0) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 19.460 | 1.470 |
| High resolution limit [Å] | 1.450 | 1.450 |
| Rmerge | 0.030 | 0.200 |
| Number of reflections | 91166 | |
| <I/σ(I)> | 21.1 | 4.8 |
| Completeness [%] | 95.5 | 85.5 |
| Redundancy | 3 | 2.9 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | 293 | 12.5% W/V PEG 1,000 12.5% W/V PEG 3,350, 12.5% V/V MPD; 0.1 M TRIZMA/BICINE PH 8.7 AFTER 7-10 DAYS AT 293 K, FOLLOWING STREAK-SEEDING OF PRE-EQUILIBRATED (24 HOURS) DROPS. |
