1IKE
Crystal Structure of Nitrophorin 4 from Rhodnius Prolixus Complexed with Histamine at 1.5 A Resolution
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | ENRAF-NONIUS FR571 |
Temperature [K] | 140 |
Detector technology | DIFFRACTOMETER |
Detector | ENRAF-NONIUS FAST |
Wavelength(s) | 1.5418 |
Spacegroup name | C 1 2 1 |
Unit cell lengths | 70.180, 42.520, 52.860 |
Unit cell angles | 90.00, 94.35, 90.00 |
Refinement procedure
Resolution | 8.900 - 1.500 |
R-factor | 0.18 |
Rwork | 0.180 |
R-free | 0.24000 |
Starting model (for MR) | 1d2u |
Data reduction software | MADNESS |
Data scaling software | SCALA |
Refinement software | SHELXL-97 |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 8.900 | 1.580 |
High resolution limit [Å] | 1.500 | 1.500 |
Rmerge | 0.070 | 0.220 |
Number of reflections | 20817 | |
<I/σ(I)> | 11.6 | 2.9 |
Completeness [%] | 93.5 | 76 |
Redundancy | 2.1 | 2 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.6 | 295 | PEG4000, Sodium Citrate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 295K |