6WGJ
Fab portion of dupilumab with Crystal Kappa design and no interchain disulfide
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | APS BEAMLINE 31-ID |
| Synchrotron site | APS |
| Beamline | 31-ID |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2020-02-05 |
| Detector | RAYONIX MX225-HS |
| Wavelength(s) | 0.9793 |
| Spacegroup name | P 1 21 1 |
| Unit cell lengths | 108.900, 78.653, 109.301 |
| Unit cell angles | 90.00, 91.40, 90.00 |
Refinement procedure
| Resolution | 30.000 - 1.900 |
| R-factor | 0.2377 |
| Rwork | 0.235 |
| R-free | 0.28910 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 6wgb |
| RMSD bond length | 0.008 |
| RMSD bond angle | 1.574 |
| Data reduction software | MOSFLM |
| Data scaling software | Aimless (0.7.1) |
| Phasing software | PHASER |
| Refinement software | REFMAC (5.8.0103) |
Data quality characteristics
| Overall | Inner shell | Outer shell | |
| Low resolution limit [Å] | 108.870 | 108.870 | 2.000 |
| High resolution limit [Å] | 1.900 | 6.010 | 1.900 |
| Rmerge | 0.056 | 0.024 | 0.485 |
| Rmeas | 0.066 | 0.028 | 0.573 |
| Rpim | 0.035 | 0.015 | 0.300 |
| Total number of observations | 483117 | 15093 | 72686 |
| Number of reflections | 140836 | 4567 | 20555 |
| <I/σ(I)> | 13.5 | 34.6 | 2.5 |
| Completeness [%] | 97.2 | 96.1 | 97.6 |
| Redundancy | 3.4 | 3.3 | 3.5 |
| CC(1/2) | 0.999 | 0.999 | 0.788 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 294 | 100mM Bis-Tris pH 6.5, 20% PEG MME 5K |
