9SWN | pdb_00009swn

Cryo-EM structure of yeast telomerase holoenzyme


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_6_deg15.439
r_lrange_it14.963
r_lrange_other14.963
r_dihedral_angle_1_deg12.158
r_dihedral_angle_3_deg11.032
r_paralell_plane_angle_deg9.4
r_scangle_it8.547
r_scangle_other8.547
r_mcangle_it7.965
r_mcangle_other7.965
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_6_deg15.439
r_lrange_it14.963
r_lrange_other14.963
r_dihedral_angle_1_deg12.158
r_dihedral_angle_3_deg11.032
r_paralell_plane_angle_deg9.4
r_scangle_it8.547
r_scangle_other8.547
r_mcangle_it7.965
r_mcangle_other7.965
r_scbond_it5.191
r_scbond_other5.19
r_dihedral_angle_2_deg4.999
r_mcbond_it4.891
r_mcbond_other4.891
r_dihedral_angle_other_2_deg1.782
r_angle_refined_deg1.363
r_angle_other_deg0.649
r_metal_ion_refined0.401
r_nbd_refined0.213
r_nbtor_refined0.181
r_symmetry_nbd_other0.176
r_xyhbond_nbd_refined0.143
r_chiral_restr0.087
r_bond_refined_d0.075
r_symmetry_nbtor_other0.065
r_symmetry_xyhbond_nbd_other0.048
r_ext_dist_refined_b0.027
r_gen_planes_refined0.006
r_gen_planes_other0.003
r_bond_other_d0.001
Sample
Yeast telomerase holoenzyme
Sample Components
Yeast telomerase holoenzyme
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification DetailsBlot Force: 10 Blot Time: 7.0 s Wait Time: 5 min
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles125104
Reported Resolution (Å)3
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Map-Model Fitting and Refinement
Id1
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeFEI FALCON IV (4k x 4k)
Electron Dose (electrons/Å**2)50
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS KRIOS
Minimum Defocus (nm)1000
Maximum Defocus (nm)2400
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification130000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONRELION5
MODEL REFINEMENTREFMAC5.8.0430
CTF CORRECTIONcryoSPARC4.5
INITIAL EULER ASSIGNMENTcryoSPARC4.5
FINAL EULER ASSIGNMENTcryoSPARC4.5
CLASSIFICATIONcryoSPARC4.5
RECONSTRUCTIONcryoSPARC4.5
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION1876851