6S6Z
Structure of beta-Galactosidase from Thermotoga maritima
ELECTRON MICROSCOPY
Refinement
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 29.485 |
r_dihedral_angle_4_deg | 15.949 |
r_dihedral_angle_3_deg | 13.07 |
r_long_range_B_refined | 11.651 |
r_long_range_B_other | 11.651 |
r_scangle_other | 9.053 |
r_dihedral_angle_1_deg | 6.716 |
r_scbond_it | 5.541 |
r_scbond_other | 5.541 |
r_mcangle_it | 5.45 |
Sample |
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Map of beta-Galactosidase from Thermotoga maritima |
Specimen Preparation | |
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Sample Aggregation State | PARTICLE |
Vitrification Instrument | FEI VITROBOT MARK II |
Cryogen Name | ETHANE |
Sample Vitrification Details |
3D Reconstruction | |
---|---|
Reconstruction Method | SINGLE PARTICLE |
Number of Particles | 154632 |
Reported Resolution (Å) | 2 |
Resolution Method | FSC 0.143 CUT-OFF |
Other Details | Standard CTF correction inside RELION's reconstruction |
Refinement Type | |
Symmetry Type | POINT |
Point Symmetry | D4 |
Map-Model Fitting and Refinement | |||||
---|---|---|---|---|---|
Id | 1 | ||||
Refinement Space | RECIPROCAL | ||||
Refinement Protocol | OTHER | ||||
Refinement Target | |||||
Overall B Value | |||||
Fitting Procedure | |||||
Details |
Data Acquisition | |||||||||
---|---|---|---|---|---|---|---|---|---|
Detector Type | FEI FALCON III (4k x 4k) | ||||||||
Electron Dose (electrons/Å**2) | 35 |
Imaging Experiment | 1 |
---|---|
Date of Experiment | |
Temperature (Kelvin) | |
Microscope Model | FEI TITAN KRIOS |
Minimum Defocus (nm) | 1000 |
Maximum Defocus (nm) | 2000 |
Minimum Tilt Angle (degrees) | |
Maximum Tilt Angle (degrees) | |
Nominal CS | 2.7 |
Imaging Mode | BRIGHT FIELD |
Specimen Holder Model | FEI TITAN KRIOS AUTOGRID HOLDER |
Nominal Magnification | 120000 |
Calibrated Magnification | 20895 |
Source | FIELD EMISSION GUN |
Acceleration Voltage (kV) | 300 |
Imaging Details |
EM Software | ||
---|---|---|
Task | Software Package | Version |
PARTICLE SELECTION | RELION | 3.0 |
IMAGE ACQUISITION | EPU | |
CTF CORRECTION | Gctf | 1.06 |
MODEL FITTING | MOLREP | |
INITIAL EULER ASSIGNMENT | RELION | 3.0 |
FINAL EULER ASSIGNMENT | RELION | 3.0 |
CLASSIFICATION | RELION | 3.0 |
RECONSTRUCTION | RELION | 3.0 |
MODEL REFINEMENT | Coot | 0.9-pre |
MODEL REFINEMENT | REFMAC | 5.5.0026 |
Image Processing | ||||
---|---|---|---|---|
CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
PHASE FLIPPING AND AMPLITUDE CORRECTION | Standard CTF correction inside RELION's reconstruction | 229079 |