6RP8
Crystal Structure of Ipilimumab Fab complexed with CTLA-4 at 2.6A resolution
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | SSRF BEAMLINE BL17U |
Synchrotron site | SSRF |
Beamline | BL17U |
Temperature [K] | 100 |
Detector technology | PIXEL |
Collection date | 2015-05-01 |
Detector | DECTRIS PILATUS3 S 6M |
Wavelength(s) | 0.9792 |
Spacegroup name | P 1 21 1 |
Unit cell lengths | 56.910, 129.890, 76.910 |
Unit cell angles | 90.00, 96.44, 90.00 |
Refinement procedure
Resolution | 48.112 - 2.600 |
R-factor | 0.2138 |
Rwork | 0.211 |
R-free | 0.26660 |
Structure solution method | MOLECULAR REPLACEMENT |
RMSD bond length | 0.005 |
RMSD bond angle | 0.690 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | PHASER |
Refinement software | PHENIX ((1.12_2829: ???)) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 76.420 | 2.720 |
High resolution limit [Å] | 2.600 | 2.600 |
Rmerge | 0.172 | 0.871 |
Number of reflections | 34019 | 4158 |
<I/σ(I)> | 6.4 | 1.5 |
Completeness [%] | 99.3 | 99.7 |
Redundancy | 3.6 | 3.6 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 293 | PEG4000, pH6 |