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Cryo-EM structure of the intron-lariat spliceosome ready for disassembly from S.cerevisiae at 3.5 angstrom
Refinement RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 28.387 r_long_range_B_refined 28.378 r_long_range_B_other 28.378 r_scangle_other 16.579 r_mcangle_it 14.991 r_mcangle_other 14.991 r_dihedral_angle_4_deg 13.758 r_dihedral_angle_3_deg 12.647 r_scbond_it 9.818 r_scbond_other 9.818
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 28.387 r_long_range_B_refined 28.378 r_long_range_B_other 28.378 r_scangle_other 16.579 r_mcangle_it 14.991 r_mcangle_other 14.991 r_dihedral_angle_4_deg 13.758 r_dihedral_angle_3_deg 12.647 r_scbond_it 9.818 r_scbond_other 9.818 r_mcbond_it 9.067 r_mcbond_other 9.067 r_dihedral_angle_1_deg 8.666 r_angle_refined_deg 1.456 r_angle_other_deg 0.96 r_chiral_restr 0.082 r_bond_refined_d 0.012 r_gen_planes_refined 0.008 r_bond_other_d 0.002 r_gen_planes_other 0.002 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 S. cerevisiae intron lariat spliceosome (ILS)
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 150363 Reported Resolution (Å) 3.46 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) 37.6
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 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model GATAN LIQUID NITROGEN Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION UCSFImage4 CTF CORRECTION Gctf INITIAL EULER ASSIGNMENT RELION 2.0 FINAL EULER ASSIGNMENT RELION 2.0 CLASSIFICATION RELION 2.0 RECONSTRUCTION RELION 2.0
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION