4DVT
Crystal structure of clade A/E 93TH057 HIV-1 gp120 core in complex with AS-II-37
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 | IMAGE PLATE |
Collection date | 2011-06-06 |
Detector | MAR scanner 300 mm plate |
Spacegroup name | P 1 21 1 |
Unit cell lengths | 64.809, 68.402, 93.988 |
Unit cell angles | 90.00, 91.94, 90.00 |
Refinement procedure
Resolution | 28.192 - 2.400 |
R-factor | 0.199 |
Rwork | 0.196 |
R-free | 0.24770 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 3tgt |
RMSD bond length | 0.001 |
RMSD bond angle | 0.402 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | PHASES |
Refinement software | PHENIX (1.8_1069) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 2.540 |
High resolution limit [Å] | 2.400 | 2.500 |
Rmerge | 0.071 | 0.432 |
Number of reflections | 27759 | |
<I/σ(I)> | 17.6 | 1.46 |
Completeness [%] | 93.9 | 60 |
Redundancy | 3 | 1.8 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 293 | 10% PEG 8000, 5% iso-propanol, 0.1M HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K |