2DKN
Crystal structure of the 3-alpha-hydroxysteroid dehydrogenase from Pseudomonas sp. B-0831 complexed with NADH
Experimental procedure
| Experimental method | SINGLE WAVELENGTH | 
| Source type | SYNCHROTRON | 
| Source details | SPRING-8 BEAMLINE BL38B1 | 
| Synchrotron site | SPring-8 | 
| Beamline | BL38B1 | 
| Temperature [K] | 100 | 
| Detector technology | CCD | 
| Collection date | 2005-06-23 | 
| Detector | RIGAKU JUPITER 210 | 
| Wavelength(s) | 1.000 | 
| Spacegroup name | P 21 21 21 | 
| Unit cell lengths | 62.457, 82.248, 86.569 | 
| Unit cell angles | 90.00, 90.00, 90.00 | 
Refinement procedure
| Resolution | 20.000 - 1.800 | 
| R-factor | 0.17384 | 
| Rwork | 0.172 | 
| R-free | 0.20530 | 
| Structure solution method | MOLECULAR REPLACEMENT | 
| Starting model (for MR) | 1fk8 | 
| RMSD bond length | 0.011 | 
| RMSD bond angle | 1.472 | 
| Data reduction software | HKL-2000 | 
| Data scaling software | HKL-2000 | 
| Phasing software | MOLREP | 
| Refinement software | REFMAC (5.2.0005) | 
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 20.000 | 1.900 | 
| High resolution limit [Å] | 1.800 | 1.800 | 
| Rmerge | 0.168 | 0.249 | 
| Number of reflections | 41776 | |
| <I/σ(I)> | 24.56 | 5.8 | 
| Completeness [%] | 99.5 | 98.7 | 
| Redundancy | 7.38 | 7.1 | 
Crystallization Conditions
| crystal ID | method | pH | temperature | details | 
| 1 | VAPOR DIFFUSION, HANGING DROP | 9 | 277 | 0.1M Tris/HCl (pH 9.0), 0.14M sodium chloride, 1.4M ammonium sulfate, VAPOR DIFFUSION, HANGING DROP, temperature 277K | 






