3IEI
Crystal structure of human leucine carboxylmethyltransferase-1 in complex with S-adenosyl homocysteine
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | NSLS BEAMLINE X25 |
| Synchrotron site | NSLS |
| Beamline | X25 |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2005-11-01 |
| Detector | ADSC QUANTUM 315 |
| Wavelength(s) | 1.0800 |
| Spacegroup name | P 1 |
| Unit cell lengths | 106.036, 81.127, 82.816 |
| Unit cell angles | 105.41, 93.97, 104.29 |
Refinement procedure
| Resolution | 29.970 - 1.900 |
| R-factor | 0.18601 |
| Rwork | 0.184 |
| R-free | 0.23224 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 1rfg |
| RMSD bond length | 0.009 |
| RMSD bond angle | 1.147 |
| Data reduction software | DENZO |
| Data scaling software | SCALEPACK |
| Phasing software | PHASER |
| Refinement software | REFMAC (5.5.0072) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 50.000 | 1.860 |
| High resolution limit [Å] | 1.800 | 1.800 |
| Number of reflections | 210536 | |
| <I/σ(I)> | 23.3 | 2.28 |
| Completeness [%] | 89.0 | 50 |
| Redundancy | 3.8 | 3.3 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 7 | 277 | Protein solution (10 mg/ml LCMT-1, 5 mM SAH) was mixed with an equal volume of reservoir solution containing 17-19% v/v PEG MME 2000, 150 mM Triethylamine N-oxide, 5 mM DTT, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K |
