3B4C
T. tengcongensis glmS ribozyme bound to glucosamine-6-phosphate and a substrate RNA with a 2'5'-phosphodiester linkage
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
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 TRIS-CL PH 8.5, 20MM GLUCOSAMINE-6-PHOSPHATE, VAPOR DIFFUSION, SITTING DROP, temperature 295K |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2.84 | 56.73 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 178.3 | α = 90 |
b = 40.4 | β = 90 |
c = 77.5 | γ = 90 |
Symmetry | |
---|---|
Space Group | P 21 21 2 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | ADSC QUANTUM 315 | 2007-07-12 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 5.0.2 | 1.0 | ALS | 5.0.2 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym I (Observed) | Net I Over Average Sigma (I) | Redundancy | Number Reflections (All) | Number Reflections (Observed) | Observed Criterion Sigma (F) | Observed Criterion Sigma (I) | B (Isotropic) From Wilson Plot | |||||||
1 | 3 | 30 | 98.9 | 0.113 | 0.113 | 18.9 | 6.4 | 11929 | 11929 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
3 | 3.11 | 94.7 | 0.666 | 0.666 | 2.7 | 5.7 | 1135 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Work | R-Free | Mean Isotropic B | ||||||||
X-RAY DIFFRACTION | FOURIER SYNTHESIS | THROUGHOUT | 3 | 30 | 11314 | 11314 | 1112 | 95.4 | 0.228 | 0.262 |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
c_angle_d | 1.22 |
c_bond_d | 0.0055 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | |
Nucleic Acid Atoms | 3031 |
Solvent Atoms | 3 |
Heterogen Atoms | 20 |
Software
Software | |
---|---|
Software Name | Purpose |
CNS | refinement |
HKL-2000 | data reduction |
SCALEPACK | data scaling |
CNS | phasing |