3FI1
NhaA dimer model
ELECTRON CRYSTALLOGRAPHY
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 48 | α = 90 |
| b = 181 | β = 90 |
| c = 200 | 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 | electron | M | SINGLE WAVELENGTH | ||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Work (Depositor) | R-Free (Depositor) | Mean Isotropic B | |||||||||||
| ELECTRON CRYSTALLOGRAPHY | 7 | 14 | |||||||||||||||||
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2809 |
| Nucleic Acid Atoms | |
| Solvent Atoms | |
| Heterogen Atoms | |
| Sample |
|---|
| NhaA dimer |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | 2D ARRAY |
| Vitrification Instrument | |
| Cryogen Name | NITROGEN |
| Sample Vitrification Details | Frozen hydrated specimens were prepared by the back-injection of the crystals into a tannin or trehalose solution. |
| Embedding Material | tannin or trehalose |
| Embedding Details | |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | CRYSTALLOGRAPHY |
| Number of Particles | |
| Reported Resolution (Å) | |
| Resolution Method | |
| Other Details | |
| Refinement Type | |
| Symmetry Type | 2D CRYSTAL |
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | KODAK SO-163 FILM | ||||||||
| Electron Dose (electrons/Å**2) | 20 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | |
| Temperature (Kelvin) | 4 |
| Microscope Model | JEOL 3000SFF |
| Minimum Defocus (nm) | |
| Maximum Defocus (nm) | |
| Minimum Tilt Angle (degrees) | |
| Maximum Tilt Angle (degrees) | |
| Nominal CS | |
| Imaging Mode | DIFFRACTION |
| Specimen Holder Model | |
| Nominal Magnification | |
| Calibrated Magnification | |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 300 |
| Imaging Details |
