3IDX
Crystal structure of HIV-gp120 core in complex with CD4-binding site antibody b13, space group C222
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | APS BEAMLINE 22-ID |
Synchrotron site | APS |
Beamline | 22-ID |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2008-10-06 |
Detector | MARMOSAIC 300 mm CCD |
Wavelength(s) | 1.0000 |
Spacegroup name | C 2 2 2 |
Unit cell lengths | 112.609, 203.964, 109.291 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 39.218 - 2.500 |
R-factor | 0.1814 |
Rwork | 0.178 |
R-free | 0.23910 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1bbj |
RMSD bond length | 0.005 |
RMSD bond angle | 0.874 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | PHASER |
Refinement software | PHENIX |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 2.590 |
High resolution limit [Å] | 2.500 | 2.500 |
Number of reflections | 34810 | |
<I/σ(I)> | 37.4 | 1.6 |
Completeness [%] | 81.0 | 35 |
Redundancy | 8.5 | 3.3 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 293 | 8 % PEG 8000, 6.5 % Isopropanol, 200 mM Ammonium sulfate, 100 mM HEPES, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K |