7Q4P
U2 snRNP after ATP-dependent remodelling
ELECTRON MICROSCOPY
Refinement
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 37.935 |
r_dihedral_angle_3_deg | 15.484 |
r_dihedral_angle_4_deg | 15.182 |
r_long_range_B_refined | 7.247 |
r_dihedral_angle_1_deg | 6.504 |
r_angle_refined_deg | 1.774 |
r_mcangle_it | 1.619 |
r_mcbond_it | 0.858 |
r_scbond_it | 0.575 |
r_chiral_restr | 0.122 |
Sample |
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Remodelled U2 snRNP |
Specimen Preparation | |
---|---|
Sample Aggregation State | PARTICLE |
Vitrification Instrument | FEI VITROBOT MARK IV |
Cryogen Name | ETHANE |
Sample Vitrification Details |
3D Reconstruction | |
---|---|
Reconstruction Method | SINGLE PARTICLE |
Number of Particles | 158286 |
Reported Resolution (Å) | 2.15 |
Resolution Method | FSC 0.143 CUT-OFF |
Other Details | |
Refinement Type | |
Symmetry Type | POINT |
Point Symmetry | C1 |
Map-Model Fitting and Refinement | |||||
---|---|---|---|---|---|
Id | 1 (7Q3L, 7Q3L, 7Q3L, 7Q3L, 7Q3L, 7Q3L, 7ABH, 7Q3L) | ||||
Refinement Space | RECIPROCAL | ||||
Refinement Protocol | |||||
Refinement Target | |||||
Overall B Value | |||||
Fitting Procedure | |||||
Details |
Data Acquisition | |||||||||
---|---|---|---|---|---|---|---|---|---|
Detector Type | GATAN K3 BIOQUANTUM (6k x 4k) | ||||||||
Electron Dose (electrons/Å**2) | 53.45 |
Imaging Experiment | 1 |
---|---|
Date of Experiment | |
Temperature (Kelvin) | |
Microscope Model | TFS KRIOS |
Minimum Defocus (nm) | 800 |
Maximum Defocus (nm) | 1800 |
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 | 130000 |
Calibrated Magnification | |
Source | FIELD EMISSION GUN |
Acceleration Voltage (kV) | 300 |
Imaging Details |
EM Software | ||
---|---|---|
Task | Software Package | Version |
PARTICLE SELECTION | Warp | 0.9 |
IMAGE ACQUISITION | SerialEM | |
CTF CORRECTION | CTFFIND | 4.1.14 |
MODEL FITTING | Coot | 0.9.4.1 |
MODEL FITTING | UCSF ChimeraX | 1.1 |
MODEL FITTING | ISOLDE | 1.1 |
INITIAL EULER ASSIGNMENT | cryoSPARC | 2.15 |
FINAL EULER ASSIGNMENT | RELION | 3.1 |
CLASSIFICATION | RELION | 3.1 |
RECONSTRUCTION | RELION | 3.1 |
MODEL REFINEMENT | REFMAC | 5 |
MODEL REFINEMENT | LIBG |
Image Processing | ||||
---|---|---|---|---|
CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
PHASE FLIPPING AND AMPLITUDE CORRECTION | 1500165 |