1R23
Crystal structure of the cyanobacterial metallothionein repressor SmtB in the Zn1-form (one Zn(II) per dimer)
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | APS BEAMLINE 14-BM-C |
| Synchrotron site | APS |
| Beamline | 14-BM-C |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2001-06-08 |
| Detector | ADSC QUANTUM 4 |
| Wavelength(s) | 1.0 |
| Spacegroup name | P 1 21 1 |
| Unit cell lengths | 36.996, 70.370, 42.685 |
| Unit cell angles | 90.00, 95.50, 90.00 |
Refinement procedure
| Resolution | 60.000 - 2.000 |
| R-factor | 0.206 |
| Rwork | 0.204 |
| R-free | 0.23600 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 1r1t |
| RMSD bond length | 0.005 |
| RMSD bond angle | 1.056 |
| Data reduction software | DENZO |
| Data scaling software | SCALEPACK |
| Phasing software | CNS |
| Refinement software | CNS |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 60.000 | 2.070 |
| High resolution limit [Å] | 2.000 | 2.000 |
| Number of reflections | 14335 | |
| <I/σ(I)> | 27.4 | |
| Completeness [%] | 96.7 | 85.7 |
| Redundancy | 3.3 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 7 | 298 | Na/K phosphate, Hepes, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
