1L0C
Investigation of the Roles of Catalytic Residues in Serotonin N-Acetyltransferase
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | NSLS BEAMLINE X4A |
| Synchrotron site | NSLS |
| Beamline | X4A |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2000-04-13 |
| Detector | ADSC QUANTUM 4 |
| Wavelength(s) | 0.979 |
| Spacegroup name | C 2 2 21 |
| Unit cell lengths | 53.210, 68.681, 89.422 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 20.000 - 2.300 |
| R-factor | 0.1877 |
| Rwork | 0.193 |
| R-free | 0.24600 * |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 1kuv |
| RMSD bond length | 0.007 |
| RMSD bond angle | 1.300 |
| Data reduction software | DENZO |
| Data scaling software | SCALEPACK |
| Phasing software | AMoRE |
| Refinement software | CNS |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 20.000 | 2.350 |
| High resolution limit [Å] | 2.300 | 2.300 |
| Rmerge | 0.037 | 0.092 |
| Total number of observations | 75910 * | |
| Number of reflections | 7188 | |
| <I/σ(I)> | 25.2 | 14.1 |
| Completeness [%] | 91.9 | 93 |
| Redundancy | 4 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 4 * | Wolf, E., (2002) J. Mol. Biol., 317, 215., used microseeding * |
Crystallization Reagents in Literatures
| ID | crystal ID | solution | reagent name | concentration (unit) | details |
| 1 | 1 | reservoir | MES | 100 (mM) | pH6.5 |
| 2 | 1 | reservoir | PEG2000 | 30 (%(w/v)) | |
| 3 | 1 | reservoir | ammonium acetate | 0.2 (M) | |
| 4 | 1 | reservoir | magnesium acetate | 0.1 (M) | |
| 5 | 1 | reservoir | MPD | 2.0 (%(v/v)) | |
| 6 | 1 | reservoir | dithiothreitol | 30 (mM) | |
| 7 | 1 | reservoir | spermidine | 20 (mM) | |
| 8 | 1 | reservoir | 0.1 (M) | ||
| 9 | 1 | drop | protein | 7 (mg/ml) |
