Crystal structure of complexes of vitamin D receptor ligand binding domain with lithocholic acid derivatives
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details | 
| experimental model | PDB | 1RJK | PDB ENTRY 1RJK | 
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details | 
| 1 | VAPOR DIFFUSION, HANGING DROP | 7 | 291.5 | 0.1M 3-(N-morpholino) propanesulfonic acid/sodium hydroxide, 0.1-0.4 M sodium formate, 12-22% PEG 4000, 0-10% ethylene glycol, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 291.5K | 
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content | 
| 2.1 | 41.55 | 
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) | 
| a = 154.509 | α = 90 | 
| b = 42.371 | β = 96.79 | 
| c = 41.649 | γ = 90 | 
| Symmetry | |
|---|---|
| Space Group | C 1 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 | 95 | CCD | ADSC QUANTUM 4r | 2006-05-15 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline | 
| 1 | SYNCHROTRON | PHOTON FACTORY BEAMLINE BL-6A | 0.978 | Photon Factory | BL-6A | 
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 | 1.9 | 50 | 99.2 | 0.032 | 0.032 | 43.1 | 3.6 | 21232 | 22.4 | ||||||||||
| 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 | 1.9 | 1.96 | 99.9 | 0.264 | 0.264 | 6.2 | 3.6 | 1750 | |||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | 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 1RJK | 1.9 | 38.35 | 22382 | 20379 | 2003 | 95.4 | 0.238 | 0.233 | 0.23 | 0.263 | 0.23 | RANDOM | ||||
| 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] | |
| -11.95 | -5.54 | 12.75 | -0.8 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation | 
| c_dihedral_angle_d | 19 | 
| c_scangle_it | 3.1 | 
| c_mcangle_it | 2.52 | 
| c_scbond_it | 2.13 | 
| c_mcbond_it | 1.56 | 
| c_angle_deg | 1.1 | 
| c_improper_angle_d | 0.84 | 
| c_bond_d | 0.006 | 
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number | 
| Protein Atoms | 2015 | 
| Nucleic Acid Atoms | |
| Solvent Atoms | 108 | 
| Heterogen Atoms | 27 | 
Software
| Software | |
|---|---|
| Software Name | Purpose | 
| SERGUI | data collection | 
| CNS | refinement | 
| HKL-2000 | data reduction | 
| HKL-2000 | data scaling | 
| CNS | phasing | 














