4ZFY
Structural studies on a non-toxic homologue of type II RIPs from Momordica charantia (bitter gourd) in complex with ALPHA-METHYL-D-GALACTOSIDE
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | BRUKER AXS MICROSTAR |
Temperature [K] | 100 |
Detector technology | IMAGE PLATE |
Collection date | 2014-03-18 |
Detector | MAR scanner 345 mm plate |
Wavelength(s) | 1.54179 |
Spacegroup name | P 21 21 2 |
Unit cell lengths | 110.300, 136.990, 44.400 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 58.190 - 2.420 |
R-factor | 0.224 |
Rwork | 0.221 |
R-free | 0.28700 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 4z8s |
RMSD bond length | 0.010 |
RMSD bond angle | 1.468 |
Data scaling software | SCALA (3.3.20) |
Phasing software | PHASER (2.5.1) |
Refinement software | REFMAC (5.8.0107) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 68.500 | 2.550 |
High resolution limit [Å] | 2.420 | 2.420 |
Rmerge | 0.131 | |
Number of reflections | 25685 | |
<I/σ(I)> | 9.2 | 1.8 |
Completeness [%] | 97.3 | 97 |
Redundancy | 5.7 | 5.3 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.3 | 298 | 0.1M HEPES, 20% w/v PEG 10000 |