6PO4
2.1 Angstrom Resolution Crystal Structure of 5'-methylthioadenosine/S-adenosylhomocysteine nucleosidase (mtnN) from Haemophilus influenzae PittII.
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | APS BEAMLINE 21-ID-F |
Synchrotron site | APS |
Beamline | 21-ID-F |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2017-07-12 |
Detector | MARMOSAIC 300 mm CCD |
Wavelength(s) | 0.97872 |
Spacegroup name | C 2 2 21 |
Unit cell lengths | 124.536, 214.743, 146.904 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 29.870 - 2.100 |
R-factor | 0.1618 |
Rwork | 0.160 |
R-free | 0.19070 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 3o4v |
RMSD bond length | 0.006 |
RMSD bond angle | 1.363 |
Data reduction software | HKL-3000 |
Data scaling software | HKL-3000 |
Phasing software | MoRDa |
Refinement software | REFMAC (5.8.0238) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 30.000 | 2.140 |
High resolution limit [Å] | 2.100 | 2.100 |
Rmerge | 0.081 | 0.740 |
Rmeas | 0.089 | 0.806 |
Rpim | 0.035 | 0.318 |
Number of reflections | 115902 | 5754 |
<I/σ(I)> | 19.8 | 2.7 |
Completeness [%] | 100.0 | 100 |
Redundancy | 6.2 | 6.3 |
CC(1/2) | 0.807 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.3 | 295 | Protein: 14.5 mg/ml, 0.01M Tris pH 8.3; Screen: Classics II (B5), 1.26M Sodium phosphate, 0.14M Potassium phosphate; Cryo: 1:1, reservoir : 50% Sucrose. |