3GVC
Crystal structure of probable short-chain dehydrogenase-reductase from Mycobacterium tuberculosis
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
---|---|---|---|
Type | Source | Accession Code | Details |
experimental model | PDB | 1IY8 |
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7 | 289 | Emerald Wizard Full screen condition F6, 20% PEG 3000, 0.1 M Tris, 0.2 M CaCl2, 11.8 mg/mL protein, crystal ID 202293f6, 25% glycerol as cryo-protectant, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 289K |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2.21 | 44.3 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 81.69 | α = 90 |
b = 51.38 | β = 94.5 |
c = 118.84 | γ = 90 |
Symmetry | |
---|---|
Space Group | P 1 2 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | 2009-03-19 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 23-ID-D | 0.97933 | APS | 23-ID-D |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge 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 | 2.45 | 20 | 98.8 | 0.135 | 7.97 | 36246 | -3 | 32.734 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 2.45 | 2.51 | 99.5 | 0.561 | 2.2 | 2654 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 1IY8 | 2.45 | 19.9 | 36246 | 1808 | 98.78 | 0.195 | 0.192 | 0.247 | RANDOM | 25.165 |
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] | |
2.84 | 2.01 | -1.98 | -0.55 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.777 |
r_dihedral_angle_3_deg | 15.139 |
r_dihedral_angle_4_deg | 13.464 |
r_dihedral_angle_1_deg | 5.804 |
r_scangle_it | 2.213 |
r_scbond_it | 1.304 |
r_angle_refined_deg | 1.176 |
r_mcangle_it | 0.885 |
r_angle_other_deg | 0.872 |
r_mcbond_it | 0.47 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 6983 |
Nucleic Acid Atoms | |
Solvent Atoms | 240 |
Heterogen Atoms |
Software
Software | |
---|---|
Software Name | Purpose |
XSCALE | data scaling |
MOLREP | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
XDS | data reduction |