4P05
Bacterial arylsulfate sulfotransferase (ASST) H436N mutant with 4-nitrophenyl sulfate (PNS) in the active site
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 293 | Sitting drop vapor diffusion method by equilibrating 1.5 ?l of protein solution (22 mg/ml, in 20 mM 4-morpholinepropanesulfonic acid/NaOH pH 7.5, 100 mM NaCl) with 0.5 ?l of reservoir solution consisting of 1.8 M Li2SO4 and 100 mM cacodylic acid/NaOH pH 6.5. |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3.68 | 66.61 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 181.017 | α = 90 |
| b = 181.017 | β = 90 |
| c = 99.417 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | P 32 1 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 | PIXEL | DECTRIS PILATUS 6M | 2012-07-16 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | SLS BEAMLINE X06SA | 1.000 | SLS | X06SA |
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 | 2.05 | 53 | 99.9 | 0.069 | 0.074 | 20.1 | 7.5 | 115846 | |||||||||||
| 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 | 2.05 | 2.16 | 100 | 0.687 | 2.8 | 7.5 | |||||||||||||
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 | FREE R-VALUE | 3ELQ | 2.05 | 50.95 | 98829 | 5252 | 89.73 | 0.19019 | 0.18834 | 0.22482 | RANDOM | 40.368 | ||||||
| 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] | |
| -1.8 | -1.8 | -1.8 | 5.84 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 35.42 |
| r_dihedral_angle_4_deg | 14.286 |
| r_dihedral_angle_3_deg | 13.774 |
| r_dihedral_angle_1_deg | 7.014 |
| r_angle_refined_deg | 1.764 |
| r_angle_other_deg | 1.469 |
| r_chiral_restr | 0.118 |
| r_bond_refined_d | 0.023 |
| r_bond_other_d | 0.01 |
| r_gen_planes_refined | 0.01 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 8904 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 604 |
| Heterogen Atoms | 43 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| PHENIX | refinement |
| SCALA | data scaling |
| XDS | data scaling |
| PHASER | phasing |
