1DM6
BOVINE ENDOTHELIAL NITRIC OXIDE SYNTHASE HEME DOMAIN COMPLEXED WITH N-(4-CHLOROPHENYL)-N'-HYDROXYGUANIDINE (H4B FREE)
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | SSRL BEAMLINE BL7-1 |
| Synchrotron site | SSRL |
| Beamline | BL7-1 |
| Temperature [K] | 100 |
| Detector technology | IMAGE PLATE |
| Collection date | 1999-01-01 |
| Detector | MARRESEARCH |
| Spacegroup name | P 21 21 21 |
| Unit cell lengths | 57.880, 106.430, 155.920 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 28.200 - 1.950 |
| R-factor | 0.22 |
| Rwork | 0.220 |
| R-free | 0.25500 |
| RMSD bond length | 0.007 |
| RMSD bond angle | 1.300 |
| Data reduction software | DENZO |
| Data scaling software | SCALEPACK |
| Phasing software | CNS |
| Refinement software | CNS |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 50.000 | 1.980 |
| High resolution limit [Å] | 1.950 | 1.950 |
| Rmerge | 0.068 | 0.779 |
| Total number of observations | 174140 * | |
| Number of reflections | 63487 | |
| <I/σ(I)> | 6.2 | |
| Completeness [%] | 89.6 | 89.7 |
| Redundancy | 2.7 | 2.4 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 280 | Raman, C.S., (1998) Cell (Cambridge,Mass.), 95, 939. * |
Crystallization Reagents in Literatures
| ID | crystal ID | solution | reagent name | concentration (unit) | details |
| 1 | 1 | reservoir | PEG3350 | 15 (%) | |
| 2 | 1 | reservoir | magnesium acetate | 200 (mM) | |
| 3 | 1 | reservoir | sodium cacodylate | 100 (mM) | |
| 4 | 1 | drop | SEITU | 1 (mM) | can be replaced by 5mM L-Arg |
| 5 | 1 | drop | SDS | 0.035 (mM) | |
| 6 | 1 | drop | TCEP | 5 (mM) | can be replaced by 5mM glutathione sulfonate |
