1JCK
T-CELL RECEPTOR BETA CHAIN COMPLEXED WITH SEC3 SUPERANTIGEN
Experimental procedure
| Source type | SYNCHROTRON |
| Source details | SSRL BEAMLINE BL7-1 |
| Synchrotron site | SSRL |
| Beamline | BL7-1 |
| Temperature [K] | 278 |
| Detector technology | IMAGE PLATE |
| Collection date | 1996-04-14 |
| Detector | MARRESEARCH |
| Spacegroup name | P 1 21 1 |
| Unit cell lengths | 82.400, 87.600, 71.400 |
| Unit cell angles | 90.00, 93.30, 90.00 |
Refinement procedure
| Resolution | 8.000 - 3.500 |
| R-factor | 0.238 |
| Rwork | 0.238 |
| R-free | 0.32800 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | CRYSTAL STRUCTURES OF SEC3 AND TCR BETA |
| RMSD bond length | 0.008 |
| RMSD bond angle | 25.500 * |
| Data reduction software | HKL ((DENZO)) |
| Data scaling software | SCALEPACK |
| Phasing software | X-PLOR (3.1) |
| Refinement software | X-PLOR (3.1) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 3.560 | |
| High resolution limit [Å] | 3.500 | 3.500 |
| Rmerge | 0.125 | 0.259 |
| Total number of observations | 57553 * | |
| Number of reflections | 11314 | |
| <I/σ(I)> | 6.8 | 3.7 |
| Completeness [%] | 89.1 | 81.3 |
| Redundancy | 5.1 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | SOLUTION OF 20% PEG1000, 0.1M MGCL2, 0.025% AGAROSE, 0.1M TRIS-HCL PH 6.5 MIXED WITH AN EQUAL VOLUME OF PROTEIN SOLUTION (10MG/ML IN 20MM TRIS-HCL, 25MM NACL, PH 7.5). HANGING DROP METHOD., vapor diffusion - hanging drop |
Crystallization Reagents in Literatures
| ID | crystal ID | solution | reagent name | concentration (unit) | details |
| 1 | 1 | drop | PEG1000 | 9.5-10.5 (%) | |
| 2 | 1 | drop | 0.05 (M) | ||
| 3 | 1 | drop | agarose | 0.0125 (%) | |
| 4 | 1 | drop | Tris-HCl | 0.05 (M) | |
| 5 | 1 | drop | protain | 5 (mg/ml) | |
| 6 | 1 | reservoir | PEG1000 | 19-21 (%) | |
| 7 | 1 | reservoir | 0.1 (M) | ||
| 8 | 1 | reservoir | Tris-HCl | 0.1 (M) |
