4IB4
Crystal structure of the chimeric protein of 5-HT2B-BRIL in complex with ergotamine
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 3PBL | PDB Entry 3PBL |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | Lipid Cubic Phase (LCP) | 8 | 293 | 100 mM Tris/HCl pH 8.0, 100 mM magnesium sulfate and 30% (v/v) PEG400, Lipid Cubic Phase (LCP) , temperature 293K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3.2 | 61.61 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 60.571 | α = 90 |
| b = 119.75 | β = 90 |
| c = 170.607 | 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 | CCD | MARMOSAIC 300 mm CCD | mirrors | 2012-08-22 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | APS BEAMLINE 23-ID-D | 1.0330 | APS | 23-ID-D |
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 | 2.7 | 50 | 90.5 | 0.15 | 8.7 | 3.2 | 16041 | 72.1 | |||||||||||
| 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) | |||||||||||
| 1 | 2.7 | 2.8 | 92.2 | 0.91 | 1.7 | 3.1 | |||||||||||||
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 | MOLECULAR REPLACEMENT | THROUGHOUT | PDB Entry 3PBL | 2.7 | 24.84 | 15818 | 823 | 90.69 | 0.2265 | 0.2244 | 0.2663 | RANDOM | 80.04 | ||||||
| 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] | |
| -2.0121 | -1.2375 | 3.2497 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| f_other_torsion | 3.09 |
| f_omega_torsion | 1.91 |
| f_angle_deg | 0.99 |
| f_bond_d | 0.009 |
| f_dihedral_angle_d | |
| f_incorr_chiral_ct | |
| f_pseud_angle | |
| f_trig_c_planes | |
| f_gen_planes | |
| f_it | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2849 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 9 |
| Heterogen Atoms | 205 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| Blu-Ice | data collection |
| PHASER | phasing |
| PHENIX | refinement |
| BUSTER | refinement |
| HKL-3000 | data reduction |
| HKL-3000 | data scaling |
