Crystal structure of Human SULT1A1 bound to PAP and two 3-Cyano-7-hydroxycoumarin
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION | 6.5 | 293 | Magnesium chloride, BIS-TRIS, Polyethylene glycol 3,350, pH 6.5, vapor diffusion, temperature 293K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.7 | 54.46 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 72.18 | α = 90 |
| b = 123.13 | β = 90 |
| c = 44.24 | 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 | ADSC QUANTUM 4 | 2009-09-20 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | ESRF BEAMLINE ID14-2 | 0.933 | ESRF | ID14-2 |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 2 | 62.269 | 93.6 | 0.108 | 10.3 | 4.1 | 25600 | 25600 | |||||||||||
| 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 | 2 | 2.11 | 86.6 | 0.136 | 0.136 | 3.7 | 3.6 | ||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | 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 | 2 | 62.269 | 24243 | 1286 | 93.07 | 0.17811 | 0.1763 | 0.18 | 0.21051 | 0.21 | RANDOM | 16.632 | |||||
| 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] | |
| -0.72 | -0.84 | 1.55 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 37.554 |
| r_dihedral_angle_4_deg | 18.222 |
| r_dihedral_angle_3_deg | 15.3 |
| r_dihedral_angle_1_deg | 5.856 |
| r_scangle_it | 4.986 |
| r_scbond_it | 3.153 |
| r_angle_refined_deg | 1.971 |
| r_mcangle_it | 1.941 |
| r_mcbond_it | 1.131 |
| r_chiral_restr | 0.148 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2352 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 256 |
| Heterogen Atoms | 55 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| SCALA | data scaling |
| REFMAC | refinement |
| PDB_EXTRACT | data extraction |
| MOSFLM | data reduction |














