8DR9
Crystal structure of human ALDH2 in complex with NAD+ and PEG MME 550
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.2 | 293 | protein conditions: 8 mg/ml recombinant ALDH2 in 20 mM Tris-HCl, pH 8.0, 50 mM NaCl, 1 mM DTT, supplemented with 2-4% v/v DMSO well conditions: 100 mM sodium citrate, pH 5.0-5.6, 22-26% w/v PEG MME 550 550 hanging drops were set with a 1.5:1 protein:well ratio |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.23 | 44.94 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 119.961 | α = 90 |
b = 119.961 | β = 90 |
c = 135.287 | γ = 90 |
Symmetry | |
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Space Group | P 41 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 | 100 | PIXEL | DECTRIS EIGER X 16M | 2022-04-21 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 24-ID-E | 0.984 | APS | 24-ID-E |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | CC (Half) | 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 | 1.5 | 49.92 | 99.9 | 0.999 | 16.37 | 13.5 | 155768 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.5 | 1.59 | 99.6 | 0.809 | 13.7 |
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 | 2VLE | 1.5 | 49.92 | 147935 | 7832 | 99.91 | 0.1369 | 0.1358 | 0.1574 | RANDOM | 15.868 |
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] | |
0.47 | 0.47 | -0.94 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_3_deg | 13.52 |
r_dihedral_angle_2_deg | 12.366 |
r_dihedral_angle_1_deg | 6.774 |
r_angle_refined_deg | 1.741 |
r_angle_other_deg | 0.589 |
r_chiral_restr | 0.09 |
r_bond_refined_d | 0.011 |
r_gen_planes_refined | 0.011 |
r_bond_other_d | 0.001 |
r_gen_planes_other | 0.001 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 7600 |
Nucleic Acid Atoms | |
Solvent Atoms | 941 |
Heterogen Atoms | 280 |
Software
Software | |
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Software Name | Purpose |
XSCALE | data scaling |
PHASER | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
XDS | data reduction |