5IW3
anti-CD20 monoclonal antibody Fc fragment
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | SSRF BEAMLINE BL17U |
Synchrotron site | SSRF |
Beamline | BL17U |
Temperature [K] | 80 |
Detector technology | CCD |
Collection date | 2014-04-12 |
Detector | ADSC QUANTUM 315r |
Wavelength(s) | 0.97915 |
Spacegroup name | C 2 2 21 |
Unit cell lengths | 64.158, 143.096, 56.556 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 50.000 - 2.050 |
R-factor | 0.19006 |
Rwork | 0.189 |
R-free | 0.20731 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1l6x |
RMSD bond length | 0.009 |
RMSD bond angle | 1.436 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | MOLREP |
Refinement software | REFMAC (5.8.0049) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 2.100 |
High resolution limit [Å] | 2.050 | 2.050 |
Number of reflections | 17005 | |
<I/σ(I)> | 14 | 2.9 |
Completeness [%] | 98.1 | 82.6 |
Redundancy | 3.6 | 3.6 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 291 | 30% PEG 400, 0.1 M NaAc pH4.6, 0.1M CdSO4 |