1QRA
STRUCTURE OF P21RAS IN COMPLEX WITH GTP AT 100 K
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | SIEMENS |
Temperature [K] | 100 |
Detector technology | AREA DETECTOR |
Collection date | 1997-03-01 |
Detector | SIEMENS HI-STAR |
Spacegroup name | P 32 2 1 |
Unit cell lengths | 39.567, 39.567, 159.255 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 10.000 - 1.600 |
R-factor | 0.168 |
Rwork | 0.168 |
R-free | 0.22800 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 5p21 |
RMSD bond length | 0.009 |
RMSD bond angle | 0.027 |
Data scaling software | XDS |
Phasing software | X-PLOR |
Refinement software | SHELXL-97 |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 1.700 |
High resolution limit [Å] | 1.600 | 1.600 |
Rmerge | 0.069 | 0.217 |
Number of reflections | 196885 | |
<I/σ(I)> | 30.7 | 5 |
Completeness [%] | 99.8 | 58.8 |
Redundancy | 9.1 | 1.9 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | Batch method * | 7.6 | 4 * | PROTEIN WAS CRYSTALLIZED FROM 26 % PEG 400, 10MM MGCL 264MM TRIS/HCL, PH 7.6, MICRODIALYSIS, temperature 293K |
Crystallization Reagents in Literatures
ID | crystal ID | solution | reagent name | concentration (unit) | details |
1 | 1 | 1 | protein | 12.5-15 (mg/ml) | |
2 | 1 | 1 | Tris-HCl | 64 (mM) | |
3 | 1 | 1 | 10 (mM) | ||
4 | 1 | 1 | dithiothreitol | 10 (mM) | |
5 | 1 | 1 | PEG400 | 28 (%(v/v)) |