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Catalytic core 1 of dimeric human telomerase
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 7QXA
Refinement RMS Deviations Key Refinement Restraint Deviation r_long_range_B_refined 90.684 r_long_range_B_other 90.684 r_scangle_other 51.807 r_mcangle_it 49.59 r_mcangle_other 49.586 r_scbond_it 31.547 r_scbond_other 31.545 r_mcbond_it 30.175 r_mcbond_other 30.173 r_dihedral_angle_3_deg 12.137
RMS Deviations Key Refinement Restraint Deviation r_long_range_B_refined 90.684 r_long_range_B_other 90.684 r_scangle_other 51.807 r_mcangle_it 49.59 r_mcangle_other 49.586 r_scbond_it 31.547 r_scbond_other 31.545 r_mcbond_it 30.175 r_mcbond_other 30.173 r_dihedral_angle_3_deg 12.137 r_dihedral_angle_1_deg 9.24 r_dihedral_angle_2_deg 3.462 r_angle_refined_deg 1.341 r_angle_other_deg 0.637 r_chiral_restr 0.09 r_bond_refined_d 0.048 r_gen_planes_refined 0.007 r_gen_planes_other 0.003 r_bond_other_d 0.001 r_dihedral_angle_4_deg r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_scangle_it r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Sample Catalytic core 1 of dimeric human telomerase
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 138966 Reported Resolution (Å) 3.8 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (7QXA) Refinement Space RECIPROCAL Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 48
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 1000 Maximum Defocus (nm) 2400 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 81000 Calibrated Magnification 45872 Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION RELION 4.0 IMAGE ACQUISITION EPU 2.13.0.3175REL CTF CORRECTION CTFFIND 4 MODEL FITTING Coot 0.9.8.1 MODEL FITTING UCSF ChimeraX 1.5 INITIAL EULER ASSIGNMENT RELION 4.0 FINAL EULER ASSIGNMENT RELION 5.0 CLASSIFICATION RELION 5.0 RECONSTRUCTION RELION 5.0 MODEL REFINEMENT REFMAC 5.8 MODEL REFINEMENT Servalcat 0.4.70
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 1871285