5G0B
An unusual natural product primary sulfonamide: synthesis, carbonic anhydrase inhibition and protein x-ray structure of Psammaplin C
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | AUSTRALIAN SYNCHROTRON BEAMLINE MX1 |
| Synchrotron site | Australian Synchrotron |
| Beamline | MX1 |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2015-11-17 |
| Detector | ADSC CCD |
| Spacegroup name | P 1 21 1 |
| Unit cell lengths | 41.706, 41.286, 72.130 |
| Unit cell angles | 90.00, 104.19, 90.00 |
Refinement procedure
| Resolution | 69.930 - 1.550 |
| R-factor | 0.13473 |
| Rwork | 0.132 |
| R-free | 0.17851 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 5a6h |
| RMSD bond length | 0.011 |
| RMSD bond angle | 1.658 |
| Data reduction software | XDS |
| Data scaling software | Aimless |
| Phasing software | PHASER |
| Refinement software | REFMAC (5.8.0135) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 41.300 | 1.580 |
| High resolution limit [Å] | 1.550 | 1.550 |
| Rmerge | 0.080 | 0.720 |
| Number of reflections | 34094 | |
| <I/σ(I)> | 15.8 | 2.6 |
| Completeness [%] | 98.0 | 95.7 |
| Redundancy | 7.5 | 7.2 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | SITTING DROPS WITH 150 NL PROTEIN AT 5.5 MG/ML WITH 120 NL RESERVOIR AND 30 NL SEEDS. THE RESERVOIR HAD 2.6 TO 2.8 M AMMONIUM SULFATE WITH 100 MM TRIS PH 8.5 |
