Crystal structure of BRD2(BD2) mutant with ligand ME bound (METHYL (2R)- 2-[(4S)-6-(4-CHLOROPHENYL)-8-METHOXY-1-METHYL-4H-[1,2,4]TRIAZOLO[4,3-A][1, 4]BENZODIAZEPIN-4-YL]PROPANOATE)
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 2DVV | pdb entry 2DVV |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 7 | 293 | 0.1M Hepes, 0.2M Imidazole, 41% PEG400, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.26 | 45.49 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 52.516 | α = 90 |
| b = 71.468 | β = 90 |
| c = 32.067 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 21 21 2 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 100 | CCD | Bruker Platinum 135 | 2013-04-04 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | BRUKER AXS MICROSTAR | 1.5418 | ||
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym 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 | 1.8 | 32.1 | 100 | 0.11 | 0.1 | 11.3 | 6.4 | 11758 | 11157 | 20 | |||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
| 1 | 1.8 | 1.83 | 100 | 0.4619 | 0.2843 | 3.06 | 3.72 | 566 | |||||||||||
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 | pdb entry 2DVV | 1.8 | 32.07 | 11157 | 557 | 99.39 | 0.18902 | 0.18715 | 0.2 | 0.22614 | 0.24 | RANDOM | 11.444 | ||||
| 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] | |
| 0.2 | -0.16 | -0.04 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 32.396 |
| r_dihedral_angle_4_deg | 14.431 |
| r_dihedral_angle_3_deg | 12.277 |
| r_dihedral_angle_1_deg | 4.92 |
| r_angle_refined_deg | 1.479 |
| r_angle_other_deg | 0.769 |
| r_chiral_restr | 0.07 |
| r_bond_refined_d | 0.009 |
| r_gen_planes_refined | 0.005 |
| r_bond_other_d | 0.002 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 907 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 69 |
| Heterogen Atoms | 59 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| PROTEUM PLUS | data collection |
| PHASER | phasing |
| REFMAC | refinement |
| PROTEUM PLUS | data reduction |
| PROTEUM PLUS | data scaling |














