Crystal structure of pyrrolidine amide inhibitor [(3S)-3-(4-bromo-1H-pyrazol-1-yl)pyrrolidin-1-yl][3-(propan-2-yl)-1H-pyrazol-5-yl]methanone (compound 35) in complex with KDM5A
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 5CEH | PDB entry 5CEH |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION | 7.3 | 291 | 200 uM inhibitor, 20% PEG3350, 0.1 M HEPES, pH 7.3, 12% glycerol |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3.64 | 66.23 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 158.949 | α = 90 |
| b = 158.949 | β = 90 |
| c = 90.594 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | P 31 2 1 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 193 | CCD | MARMOSAIC 225 mm CCD | 2014-04-09 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | APS BEAMLINE 21-ID-F | 0.9787 | APS | 21-ID-F |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | 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 | 3 | 35 | 100 | 0.084 | 0.09 | 0.031 | 8.5 | 8 | 26796 | 51.91 | |||||||||
| 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 | 3 | 3.05 | 100 | 0.812 | 0.875 | 0.324 | 0.654 | 7.2 | |||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | 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) | Mean Isotropic B | ||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | PDB entry 5CEH | 3 | 34.163 | 1.39 | 23523 | 1153 | 87.67 | 0.2173 | 0.2157 | 0.22 | 0.2483 | 0.25 | 61.5634 | ||||
| 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] | |
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| f_dihedral_angle_d | 17.287 |
| f_angle_d | 0.94 |
| f_chiral_restr | 0.047 |
| f_bond_d | 0.008 |
| f_plane_restr | 0.006 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 4590 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 12 |
| Heterogen Atoms | 93 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| SCALEPACK | data scaling |
| PHENIX | refinement |
| PDB_EXTRACT | data extraction |
| HKL-2000 | data reduction |
| PHASER | phasing |














