ELECTRON DENSITY CALCULATIONS AS AN EXTENSION OF PROTEIN STRUCTURE REFINEMENT. STREPTOMYCES GRISEUS PROTEASE AT 1.5 ANGSTROMS RESOLUTION
X-RAY DIFFRACTION
Crystallization
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.31 | 46.76 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 55.12 | α = 90 |
| b = 55.12 | β = 90 |
| c = 54.81 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 42 |
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 | |||||||||||
| X-RAY DIFFRACTION | 1.5 | 12 | 0.126 | ||||||||||||||||
| 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] | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 1259 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 220 |
| Heterogen Atoms | |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| PROLSQ | refinement |
