Cryo-EM structure of Candida albicans pH regulated antigen 1 (Pra1) protein in the absence of Zn2+
ELECTRON MICROSCOPY
Refinement
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| f_dihedral_angle_d | 4.408 |
| f_angle_d | 0.5013 |
| f_chiral_restr | 0.0434 |
| f_bond_d | 0.0038 |
| f_plane_restr | 0.0028 |
| Sample |
|---|
| Hexameric assembly of Pra1 protein in the absence of zinc |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Vitrification Instrument | |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SINGLE PARTICLE |
| Number of Particles | 607405 |
| Reported Resolution (Å) | 2.8 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | Non-uniform refinement in CryoSPARC 4.4 was used for the final reconstruction |
| Refinement Type | |
| Symmetry Type | POINT |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 | ||||
| Refinement Space | |||||
| Refinement Protocol | |||||
| Refinement Target | |||||
| Overall B Value | |||||
| Fitting Procedure | |||||
| Details | |||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | GATAN K3 (6k x 4k) | ||||||||
| Electron Dose (electrons/Å**2) | 63.2 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | |
| Temperature (Kelvin) | |
| Microscope Model | TFS KRIOS |
| Minimum Defocus (nm) | 1000 |
| Maximum Defocus (nm) | 2400 |
| Minimum Tilt Angle (degrees) | |
| Maximum Tilt Angle (degrees) | |
| Nominal CS | |
| Imaging Mode | OTHER |
| Specimen Holder Model | |
| Nominal Magnification | |
| Calibrated Magnification | |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 300 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| IMAGE ACQUISITION | EPU | |
| MODEL FITTING | Coot | 0.9.8.7 |
| MODEL FITTING | UCSF Chimera | 1.16 |
| INITIAL EULER ASSIGNMENT | cryoSPARC | 4.4 |
| FINAL EULER ASSIGNMENT | cryoSPARC | 4.4 |
| RECONSTRUCTION | cryoSPARC | 4.4 |
| MODEL REFINEMENT | PHENIX | 1.21.2_5419 |
| MODEL REFINEMENT | Coot | 0.9.8.7 |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||
