2AQ8
Crystal structure of wild-type of Enoyl-ACP(CoA) reductase from Mycobacterium tuberculosis in complex with NADH.
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1ENY | PDB ENTRY 1ENY |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.2 | 293 | 0.05 M Sodium citrate, 0.05 M Hepes, 8-15% 2-Methyl-2-4-pentanediol (MPD), pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.24 | 62 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 96.022 | α = 90 |
b = 96.022 | β = 90 |
c = 138.164 | γ = 120 |
Symmetry | |
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Space Group | P 62 2 2 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 104 | CCD | MARRESEARCH | 2003-09-09 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | LNLS BEAMLINE D03B-MX1 | 1.431 | LNLS | D03B-MX1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 1.92 | 39.84 | 97.7 | 26972 | 2 | 2 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1 | 1.92 | 2.03 | 94.8 |
Refinement
Statistics | |||||||||||||||||||
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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 | PDB ENTRY 1ENY | 1.92 | 33.24 | 26972 | 1446 | 97.15 | 0.18876 | 0.18746 | 0.2128 | RANDOM | 24.316 |
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] | |
0.02 | 0.01 | 0.02 | -0.04 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 33.697 |
r_dihedral_angle_4_deg | 17.825 |
r_dihedral_angle_3_deg | 15.65 |
r_dihedral_angle_1_deg | 5.984 |
r_scangle_it | 3.872 |
r_scbond_it | 2.534 |
r_angle_refined_deg | 1.75 |
r_mcangle_it | 1.365 |
r_mcbond_it | 0.954 |
r_nbtor_refined | 0.318 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1984 |
Nucleic Acid Atoms | |
Solvent Atoms | 176 |
Heterogen Atoms | 49 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
SCALA | data scaling |
AMoRE | phasing |
X-PLOR | refinement |
CCP4 | data scaling |
MOSFLM | data reduction |