4HAG
Crystal structure of fc-fragment of human IgG2 antibody (centered crystal form)
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | RIGAKU MICROMAX-007 HF |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2009-10-06 |
Detector | RIGAKU SATURN 944 |
Spacegroup name | C 2 2 21 |
Unit cell lengths | 52.240, 144.400, 75.410 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 15.000 - 3.400 |
R-factor | 0.30108 |
Rwork | 0.299 |
R-free | 0.34930 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 3ave |
RMSD bond length | 0.012 |
RMSD bond angle | 1.494 |
Data reduction software | XDS |
Data scaling software | XDS |
Phasing software | PHASER |
Refinement software | REFMAC (5.5.0109) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 30.000 | 3.500 |
High resolution limit [Å] | 3.400 | 3.400 |
Rmerge | 0.084 | 0.341 |
Number of reflections | 3896 | |
<I/σ(I)> | 16.3 | 3.1 |
Completeness [%] | 94.0 | 60.5 |
Redundancy | 3.9 | 2.8 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 7 | 293 | 16% PEG 3350, 0.1 M HEPES. CRYO CONDITIONS: 23% PEG 3350, 0.1 M HEPES, 22% GLYCEROL, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K |