4OCW
Crystal structure of human Fab CAP256-VRC26.06, a potent V1V2-directed HIV-1 neutralizing antibody
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | APS BEAMLINE 22-BM |
Synchrotron site | APS |
Beamline | 22-BM |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2013-06-03 |
Detector | MARMOSAIC 225 mm CCD |
Wavelength(s) | 1 |
Spacegroup name | H 3 2 |
Unit cell lengths | 253.514, 253.514, 70.050 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 40.894 - 3.001 |
R-factor | 0.1945 |
Rwork | 0.193 |
R-free | 0.23270 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 3u4e |
RMSD bond length | 0.003 |
RMSD bond angle | 0.793 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | PHASER |
Refinement software | PHENIX ((phenix.refine: 1.8.4_1496)) |
Data quality characteristics
Overall | Inner shell | Outer shell | |
Low resolution limit [Å] | 50.000 | 50.000 | 3.110 |
High resolution limit [Å] | 3.000 | 6.460 | 3.000 |
Rmerge | 0.133 | 0.062 | 0.540 |
Number of reflections | 17032 | ||
<I/σ(I)> | 16.6 | 35.7 | 2.1 |
Completeness [%] | 98.8 | 99.8 | 88.5 |
Redundancy | 10 | 10.8 | 5 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 293 | 3 M sodium formate, 0.1 M Tris, pH 7.5, cryoprotectant: 20% xylitol, VAPOR DIFFUSION, HANGING DROP, temperature 293K |