Structure of adenylylsulfate reductase from the hyperthermophilic Archaeoglobus fulgidus at 1.6 resolution
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 4.8 | 277 | PEG 4000, sodium acetate, sodium chloride, pH 4.8, VAPOR DIFFUSION, HANGING DROP, temperature 277K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.21 | 44.36 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 72.6 | α = 90 |
| b = 113.5 | β = 90 |
| c = 193.9 | 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 | 70 | CCD | MARRESEARCH | Double focussing X-ray optics | 1999-06-30 | M | MAD | |||||
| 2 | 1 | x-ray | 70 | CCD | MARRESEARCH | Double focussing X-ray optics | 1999-11-29 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | MPG/DESY, HAMBURG BEAMLINE BW6 | 1.07, 1.005, 1.009, 1.733, 1.740 | MPG/DESY, HAMBURG | BW6 |
| 2 | SYNCHROTRON | MPG/DESY, HAMBURG BEAMLINE BW6 | 1.06 | MPG/DESY, HAMBURG | BW6 |
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 | 1.6 | 30 | 92.6 | 0.063 | 3.3 | 2800231 | 196086 | 14.3 | |||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
| 1,2 | 1.6 | 1.66 | 80.5 | ||||||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work (Depositor) | R-Free (Depositor) | R-Free Selection Details | Mean Isotropic B | ||||||
| X-RAY DIFFRACTION | MAD/MIR | THROUGHOUT | 1.6 | 27.59 | 196086 | 191026 | 9526 | 90.5 | 0.18 | 0.18 | 0.202 | RANDOM | 15.9 | ||||||
| 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] | |
| 0.89 | 3.07 | -3.96 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| c_dihedral_angle_d | 22.9 |
| c_scangle_it | 2.4 |
| c_scbond_it | 1.66 |
| c_mcangle_it | 1.48 |
| c_angle_deg | 1.4 |
| c_improper_angle_d | 1.25 |
| c_mcbond_it | 0.99 |
| c_bond_d | 0.01 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 12670 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 1608 |
| Heterogen Atoms | 162 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| SHELXS | phasing |
| MLPHARE | phasing |
| SHARP | phasing |
| DM | model building |
| CNS | refinement |
| DENZO | data reduction |
| SCALEPACK | data scaling |
| DM | phasing |














