4TWE
Structure of ligand-free N-acetylated-alpha-linked-acidic-dipeptidase like protein (NAALADaseL)
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 | CCD |
| Collection date | 2009-06-24 |
| Detector | MARMOSAIC 225 mm CCD |
| Wavelength(s) | 1.000 |
| Spacegroup name | I 2 2 2 |
| Unit cell lengths | 98.512, 174.844, 208.034 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 29.140 - 1.750 |
| R-factor | 0.1676 |
| Rwork | 0.167 |
| R-free | 0.18750 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 2pvw |
| RMSD bond length | 0.020 |
| RMSD bond angle | 1.738 |
| Data reduction software | HKL-2000 |
| Data scaling software | HKL-2000 |
| Phasing software | PHASER |
| Refinement software | REFMAC (5.5.0109) |
Data quality characteristics
| Overall | Inner shell | Outer shell | |
| Low resolution limit [Å] | 30.000 | 30.000 | 1.780 |
| High resolution limit [Å] | 1.750 | 4.740 | 1.750 |
| Rmerge | 0.081 | 0.058 | 0.506 |
| Total number of observations | 1353203 | ||
| Number of reflections | 177979 | ||
| <I/σ(I)> | 9 | ||
| Completeness [%] | 99.7 | 98.2 | 99.4 |
| Redundancy | 7.6 | 7.4 | 7.5 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 293 | 0.16 M magnesium formate and 16% (w/v) PEG 3350, pH not adjusted |
