1NP4
CRYSTAL STRUCTURE OF NITROPHORIN 4 FROM RHODNIUS PROLIXUS
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | ENRAF-NONIUS FR571 |
Temperature [K] | 293 |
Detector technology | AREA DETECTOR |
Collection date | 1997-10-22 |
Detector | ENRAF-NONIUS |
Spacegroup name | C 1 2 1 |
Unit cell lengths | 70.540, 43.650, 53.120 |
Unit cell angles | 90.00, 94.19, 90.00 |
Refinement procedure
Resolution | 21.000 - 1.500 |
R-factor | 0.204 |
Rwork | 0.204 |
R-free | 0.26200 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1np1 |
RMSD bond length | 0.006 |
RMSD bond angle | 1.350 |
Data reduction software | ROTAVATA |
Data scaling software | CCP4 ((AGROVATA) |
Phasing software | CCP4 |
Refinement software | X-PLOR (3.851) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 22.000 | 1.550 |
High resolution limit [Å] | 1.500 | 1.500 |
Rmerge | 0.039 * | 0.135 * |
Total number of observations | 49805 * | |
Number of reflections | 23988 | |
<I/σ(I)> | 9.2 | 5.3 |
Completeness [%] | 91.1 | 74.1 |
Redundancy | 2.1 | 1.4 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | Vapor diffusion, hanging drop * | 7.5 * | used to seeding * |
Crystallization Reagents in Literatures
ID | crystal ID | solution | reagent name | concentration (unit) | details |
1 | 1 | reservoir | ammonium phosphate | 2.8 (M) | |
2 | 1 | reservoir | sodium cacodylate | 0.1 (M) |