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Cryo-EM structure of the yeast pre-B complex at an average resolution of 3.3 angstrom (Part II: U1 snRNP region)
Refinement RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.652 r_long_range_B_refined 29.387 r_long_range_B_other 29.387 r_dihedral_angle_4_deg 18.521 r_dihedral_angle_3_deg 18.103 r_scangle_other 17.886 r_mcangle_other 17.25 r_mcangle_it 17.249 r_scbond_it 10.79 r_scbond_other 10.79
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.652 r_long_range_B_refined 29.387 r_long_range_B_other 29.387 r_dihedral_angle_4_deg 18.521 r_dihedral_angle_3_deg 18.103 r_scangle_other 17.886 r_mcangle_other 17.25 r_mcangle_it 17.249 r_scbond_it 10.79 r_scbond_other 10.79 r_mcbond_it 10.373 r_mcbond_other 10.366 r_dihedral_angle_1_deg 9.401 r_angle_refined_deg 1.762 r_angle_other_deg 1.368 r_chiral_restr 0.113 r_bond_refined_d 0.015 r_gen_planes_refined 0.009 r_bond_other_d 0.004 r_gen_planes_other 0.004 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 Pre-B spliceosomal complex
Specimen Preparation Sample Aggregation State CELL Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 500657 Reported Resolution (Å) 3.4 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 50
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) Maximum Defocus (nm) Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version RECONSTRUCTION RELION 2.0
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE