Crystal Structure of Rift Valley Fever Virus Nucleocapsid Protein Tetramer Bound to Single-stranded RNA
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 3LYF | PDB ENTRY 3LYF |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 5.5 | 293 | 18% PEG3350, 350 mM sodium chloride, 100 mM Bis-Tris, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.33 | 47.18 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 77.64 | α = 90 |
| b = 193.18 | β = 108.89 |
| c = 77.42 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | C 1 2 1 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 100 | CCD | MARMOSAIC 300 mm CCD | K-B pair of biomorph mirrors for vertical and horizontal focusing | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | APS BEAMLINE 23-ID-D | 1.0332 | APS | 23-ID-D |
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 | 2.15 | 96.59 | 95.5 | 0.111 | 9.3 | 3.7 | 55733 | 55733 | |||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
| 1 | 2.15 | 2.27 | 77.9 | 0.584 | 0.584 | 1.3 | 3.3 | 6638 | |||||||||||
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 (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | ||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 3LYF | 2.15 | 31.48 | 55716 | 2827 | 95.46 | 0.1822 | 0.1803 | 0.19 | 0.2186 | 0.23 | RANDOM | 39.1499 | ||||
| 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] | |
| 1.1021 | -2.7084 | 3.0081 | -4.1102 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| t_other_torsion | 2.92 |
| t_omega_torsion | 2.53 |
| t_angle_deg | 0.93 |
| t_bond_d | 0.009 |
| t_dihedral_angle_d | |
| t_trig_c_planes | |
| t_gen_planes | |
| t_it | |
| t_nbd | |
| t_improper_torsion | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 7640 |
| Nucleic Acid Atoms | 559 |
| Solvent Atoms | 545 |
| Heterogen Atoms | |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| MOSFLM | data reduction |
| SCALA | data scaling |
| BUSTER-TNT | refinement |
| PDB_EXTRACT | data extraction |
| Blu-Ice | data collection |
| PHASER | phasing |
| BUSTER | refinement |














