Crystal structure of the p300 acetyltransferase domain with AcCoA competitive inhibitor 12
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 277 | INDEX F6. 0.1 M Bis-Tris pH 5.5, 0.2 M ammonium sulfate 25% w/v PEG 3350. The crystal was cryoprotected with MiTeGen Low Viscosity Cryo Oil | |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.48 | 50.44 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 45.36 | α = 90 |
| b = 104.639 | β = 90 |
| c = 168.863 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | C 2 2 21 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 100 | PIXEL | DECTRIS PILATUS3 6M | 2018-04-12 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | ESRF BEAMLINE ID30B | 0.96770 | ESRF | ID30B |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | 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 | 2.04 | 44.47 | 99.6 | 0.059 | 0.064 | 0.025 | 0.999 | 17.4 | 6.8 | 26016 | |||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
| 1 | 2.04 | 2.11 | 99.8 | 1.359 | 1.465 | 0.543 | 0.603 | 1.5 | 7.2 | ||||||||||
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 (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | ||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | internal | 2.04 | 44.47 | 24675 | 1300 | 99.48 | 0.1996 | 0.1975 | 0.21 | 0.241 | 0.25 | RANDOM | 49.279 | ||||
| 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] | |
| -1.18 | 1.97 | -0.8 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 33.739 |
| r_dihedral_angle_4_deg | 20.149 |
| r_dihedral_angle_3_deg | 14.512 |
| r_dihedral_angle_1_deg | 6.328 |
| r_angle_refined_deg | 1.617 |
| r_angle_other_deg | 0.99 |
| r_chiral_restr | 0.087 |
| r_bond_refined_d | 0.014 |
| r_gen_planes_refined | 0.008 |
| r_bond_other_d | 0.002 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2610 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 92 |
| Heterogen Atoms | 44 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| XDS | data reduction |
| Aimless | data scaling |
| PHASER | phasing |
| REFMAC | refinement |
| PDB_EXTRACT | data extraction |














