3FJT
Crystal structure of a human Fc fragment engineered for extended serum half-life
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | RIGAKU FR-E+ SUPERBRIGHT |
Temperature [K] | 100 |
Detector technology | IMAGE PLATE |
Collection date | 2008-05-06 |
Detector | RIGAKU RAXIS IV++ |
Wavelength(s) | 1.5418 |
Spacegroup name | P 21 21 21 |
Unit cell lengths | 49.660, 79.605, 145.590 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 12.000 - 2.500 |
R-factor | 0.23 |
Rwork | 0.227 |
R-free | 0.29100 |
Structure solution method | MOLECULAR REPLACEMENT |
RMSD bond length | 0.012 |
RMSD bond angle | 1.412 |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Phasing software | PHASER |
Refinement software | REFMAC |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 72.739 | 2.580 |
High resolution limit [Å] | 2.492 | 2.492 |
Rmerge | 0.100 | 0.440 |
Number of reflections | 19236 | |
<I/σ(I)> | 7.4 | 2.7 |
Completeness [%] | 92.4 | 93.2 |
Redundancy | 3.9 | 3.7 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 298 | 15% PEG 6000, 5% MPD, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K |