3KQC
Factor xa in complex with the inhibitor 6-(2'- (methylsulfonyl)biphenyl-4-yl)-1-(3-(5-oxo-4,5-dihydro-1h- 1,2,4-triazol-3-yl)phenyl)-3-(trifluoromethyl)-5,6- dihydro-1h-pyrazolo[3,4-c]pyridin-7(4h)-one
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 3FFG | PDB entry 3FFG, FACTOR XA |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 5.5 | 277 | 200 mM NaOAc (pH 5.5), 18% PEG 6000, pH 5.500000, vapor diffusion, hanging drop, temperature 277K, VAPOR DIFFUSION, HANGING DROP |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.46 | 50.07 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 56.5 | α = 90 |
| b = 72.1 | β = 90 |
| c = 77.5 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 21 21 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 | CCD | ADSC QUANTUM 315 | 2009-06-03 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | NSLS BEAMLINE X29A | 1.0809 | NSLS | X29A |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 2.2 | 50 | 99.9 | 0.106 | 23.3 | 6.7 | 16770 | 36.21 | |||||||||||
| 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) | |||||||||||
| 2.2 | 2.28 | 100 | 0.584 | 4.1 | 6.8 | ||||||||||||||
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 | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
| X-RAY DIFFRACTION | MR | THROUGHOUT | PDB entry 3FFG, FACTOR XA | 2.2 | 30.39 | 16597 | 1072 | 99.71 | 0.186 | 0.183 | 0.224 | RANDOM | 36.302 | ||||||
| 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] | |
| -0.152 | 7.596 | -7.444 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| o_angle_deg | 1.11 |
| o_bond_d | 0.01 |
| o_bond_d_na | |
| o_bond_d_prot | |
| o_angle_d | |
| o_angle_d_na | |
| o_angle_d_prot | |
| o_angle_deg_na | |
| o_angle_deg_prot | |
| o_dihedral_angle_d | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2212 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 113 |
| Heterogen Atoms | 44 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| BUSTER | refinement |
| PDB_EXTRACT | data extraction |
| HKL-2000 | data reduction |
| HKL-2000 | data scaling |
| AMoRE | phasing |
| TNT | refinement |
