4CBY
Design, synthesis, and biological evaluation of potent and selective Class IIa HDAC inhibitors as a potential therapy for Huntington's disease
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 6.5 | 18-24% (W/V) PEG 3350, 0.2 M NACL AND 100 MM BIS-TRIS PH 5.5 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.13 | 42.22 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 54.151 | ¦Á = 90 |
b = 161.816 | ¦Â = 97.03 |
c = 83.732 | ¦Ã = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
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 PILATUS 6M | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | DIAMOND BEAMLINE I04 | Diamond | I04 |
Data Collection
Overall | |||||||||||||||||||
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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 | 2.72 | 29.4 | 98.4 | 0.16 | 6.9 | 3.7 | 37697 | 2 | 51.1 |
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 | 2.72 | 2.87 | 90.1 | 0.66 | 1.9 | 3.5 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | 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 | 2.72 | 83.1 | 35785 | 1886 | 98.35 | 0.21096 | 0.20907 | 0.24592 | RANDOM | 26.257 |
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] | |
-2.2 | 0.27 | -2.75 | 5.02 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 37.548 |
r_dihedral_angle_3_deg | 15.828 |
r_dihedral_angle_4_deg | 15.627 |
r_dihedral_angle_1_deg | 5.715 |
r_angle_other_deg | 4.564 |
r_angle_refined_deg | 1.421 |
r_chiral_restr | 0.076 |
r_gen_planes_other | 0.037 |
r_bond_refined_d | 0.01 |
r_gen_planes_refined | 0.009 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 11232 |
Nucleic Acid Atoms | |
Solvent Atoms | 91 |
Heterogen Atoms | 112 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
PHASER | phasing |