3B4B
T. tengcongensis glmS ribozyme with G40A mutation, bound to glucosamine-6-phosphate and a substrate RNA with a 2'5'-phosphodiester linkage
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | RIGAKU |
Temperature [K] | 100 |
Detector technology | IMAGE PLATE |
Collection date | 2007-07-30 |
Detector | RIGAKU RAXIS IV++ |
Wavelength(s) | 1.5418 |
Spacegroup name | P 21 21 2 |
Unit cell lengths | 180.992, 39.686, 70.968 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 30.000 - 2.700 |
Rwork | 0.216 |
R-free | 0.23300 |
Structure solution method | FOURIER SYNTHESIS |
RMSD bond length | 0.005 |
RMSD bond angle | 1.199 |
Data reduction software | HKL-2000 |
Data scaling software | SCALEPACK |
Phasing software | CNS |
Refinement software | CNS |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 30.000 | 2.800 |
High resolution limit [Å] | 2.700 | 2.700 |
Rmerge | 0.125 | 0.614 |
Number of reflections | 14336 | |
<I/σ(I)> | 18.5 | 2.7 |
Completeness [%] | 97.4 | 96.5 |
Redundancy | 7.1 | 7 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 5.4 | 295 | GROWN FROM: 12% PEG 4000, 1M LICL, 100MM MES-NAOH PH 5.4, 5MM MGCL2, 4MM glucosamine-6-P, STABILIZED IN: 24% PEG 4000, 1.5M LICL, 30MM MGCL2, 100MM MES-NAOH PH 5.5, 20MM GLUCOSE-6-PHOSPHATE, VAPOR DIFFUSION, SITTING DROP, temperature 295K |
Crystallization Reagents
ID | crystal ID | solution ID | reagent name | concentration | details |
1 | 1 | 2 | PEG 4000 | ||
10 | 1 | 1 | PEG 4000 | ||
11 | 1 | 1 | LICL | ||
12 | 1 | 1 | MES-NAOH PH 5.4 | ||
13 | 1 | 1 | MGCL2 | ||
2 | 1 | 2 | LICL | ||
3 | 1 | 2 | MES-NAOH PH 5.4 | ||
4 | 1 | 2 | MGCL2 | ||
5 | 1 | 3 | PEG 4000 | ||
6 | 1 | 3 | LICL | ||
7 | 1 | 3 | MGCL2 | ||
8 | 1 | 3 | MES-NAOH PH 5.5 | ||
9 | 1 | 3 | GLUCOSAMINE-6-PHOSPHATE |