8I8Q
Crystal structure of horse spleen L-ferritin H114A mutant at -180deg Celsius.
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 8 | 293.15 | Ammonium sulfate (0.5-1.0M), Cadmium sulfate(12-20mM) |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3.18 | 61.35 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 182.219 | α = 90 |
| b = 182.219 | β = 90 |
| c = 182.219 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | F 4 3 2 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 93.15 | PIXEL | RIGAKU HyPix-6000HE | 2022-08-02 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | RIGAKU FR-E DW | 1.5418 | ||
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | CC (Half) | 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 | 1.5 | 19.109 | 100 | 0.064 | 0.068 | 0.999 | 25 | 8.6 | 41908 | ||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
| 1 | 1.5 | 1.53 | 0.438 | 0.478 | 0.918 | ||||||||||||||
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 (All) | R-Work | R-Free | Mean Isotropic B | ||||||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 1.5 | 19.1 | 41826 | 2109 | 99.757 | 0.16 | 0.1593 | 0.1741 | 10.184 | ||||||||
| 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] | |
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_6_deg | 17.711 |
| r_dihedral_angle_3_deg | 14.058 |
| r_dihedral_angle_2_deg | 6.511 |
| r_lrange_it | 5.564 |
| r_lrange_other | 5.564 |
| r_dihedral_angle_1_deg | 4.922 |
| r_scangle_it | 4.019 |
| r_scangle_other | 4.017 |
| r_scbond_it | 2.561 |
| r_scbond_other | 2.559 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 1388 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 256 |
| Heterogen Atoms | 36 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| CrysalisPro | data collection |
| CrysalisPro | data reduction |
| Aimless | data scaling |
| MOLREP | phasing |
| REFMAC | refinement |
| Coot | model building |
