4L20
Crystal structure of Cimex nitrophorin A21V mutant ferrous NO complex
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | SSRL BEAMLINE BL9-2 |
| Synchrotron site | SSRL |
| Beamline | BL9-2 |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2008-04-23 |
| Detector | MARMOSAIC 325 mm CCD |
| Wavelength(s) | 0.9798 |
| Spacegroup name | P 1 21 1 |
| Unit cell lengths | 48.963, 41.814, 65.241 |
| Unit cell angles | 90.00, 94.91, 90.00 |
Refinement procedure
| Resolution | 35.160 - 1.680 |
| R-factor | 0.17798 |
| Rwork | 0.176 |
| R-free | 0.22145 |
| Structure solution method | FOURIER SYNTHESIS |
| Starting model (for MR) | 1ntf |
| RMSD bond length | 0.020 |
| RMSD bond angle | 1.933 |
| Data reduction software | CrystalClear |
| Data scaling software | CrystalClear |
| Phasing software | REFMAC (5.7.003) |
| Refinement software | REFMAC (5.7.003) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 40.730 | 1.740 |
| High resolution limit [Å] | 1.680 | 1.680 |
| Rmerge | 0.055 | 0.277 |
| Number of reflections | 30208 | |
| <I/σ(I)> | 13.6 | 4.2 |
| Completeness [%] | 99.8 | 100 |
| Redundancy | 5.24 | 5.2 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 5.6 | 298 | PEG 4000 , pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
