4TNQ
Structural basis of cellular dNTP regulation, SAMHD1-GTP-dTTP-dTTP complex
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | APS BEAMLINE 24-ID-C |
Synchrotron site | APS |
Beamline | 24-ID-C |
Temperature [K] | 100 |
Detector technology | PIXEL |
Collection date | 2014-03-19 |
Detector | PSI PILATUS 6M |
Wavelength(s) | 0.9792 |
Spacegroup name | P 1 21 1 |
Unit cell lengths | 81.159, 140.292, 97.268 |
Unit cell angles | 90.00, 114.56, 90.00 |
Refinement procedure
Resolution | 50.000 - 2.550 |
R-factor | 0.1631 |
Rwork | 0.161 |
R-free | 0.19760 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 4bzb |
RMSD bond length | 0.013 |
RMSD bond angle | 1.574 |
Data reduction software | HKL-2000 |
Refinement software | REFMAC (5.8.0071) |
Data quality characteristics
Overall | Inner shell | Outer shell | |
Low resolution limit [Å] | 50.000 | 50.000 | 2.590 |
High resolution limit [Å] | 2.550 | 6.920 | 2.550 |
Rmerge | 0.089 | 0.055 | 0.383 |
Total number of observations | 277014 | ||
Number of reflections | 61164 | ||
<I/σ(I)> | 10.6 | ||
Completeness [%] | 95.4 | 99.2 | 72.5 |
Redundancy | 4.5 | 4.7 | 3.7 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | BATCH MODE | 298 | SPG buffer, PEG 1500 |