Find PDB structures and Computed Structure Models (CSM) by combining queries from tools in this suite: Attribute Search, Sequence Similarity, Sequence Motif, 3D Similarity, and 3D Motif with 'AND' logic.
Blot for 2 seconds at a blot force of -1 and plunge frozen
3D Reconstruction
Reconstruction Method
SINGLE PARTICLE
Number of Particles
117488
Reported Resolution (Å)
4.14
Resolution Method
FSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry Type
POINT
Point Symmetry
C1
Map-Model Fitting and Refinement
Id
1
Refinement Space
REAL
Refinement Protocol
FLEXIBLE FIT
Refinement Target
Overall B Value
Fitting Procedure
Details
Model was built de novo into density map using COOT. Both Phenix and ISOLDE were used for refinement
Data Acquisition
Detector Type
GATAN K2 QUANTUM (4k x 4k)
Electron Dose (electrons/Å**2)
66
Imaging Experiment
1
Date of Experiment
Temperature (Kelvin)
Microscope Model
TFS KRIOS
Minimum Defocus (nm)
1000
Maximum Defocus (nm)
2500
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
0.01
Imaging Mode
BRIGHT FIELD
Specimen Holder Model
FEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification
105000
Calibrated Magnification
105000
Source
FIELD EMISSION GUN
Acceleration Voltage (kV)
300
Imaging Details
Preliminary grid screening was performed manually.
EM Software
Task
Software Package
Version
PARTICLE SELECTION
cryoSPARC
3.2
IMAGE ACQUISITION
EPU
2.10.0.1941
CTF CORRECTION
cryoSPARC
3.2
MODEL FITTING
Coot
0.8.9.2
INITIAL EULER ASSIGNMENT
cryoSPARC
3.2
FINAL EULER ASSIGNMENT
cryoSPARC
3.2
CLASSIFICATION
cryoSPARC
3.2
RECONSTRUCTION
cryoSPARC
3.2
MODEL REFINEMENT
PHENIX
1.17.1
Image Processing
CTF Correction Type
CTF Correction Details
Number of Particles Selected
Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION
1778157
Initial particle picking was facilitated using the blob picker in cryoSPARC. Picked particles were then subjected to 2D classification. Once converged, a sub-set of 2D classes were manually picked and reclassified using a smaller number of classes.