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LH2 complex from Ectothiorhodospira haloalkaliphila at near-atomic resolution
Refinement RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 26.483 r_dihedral_angle_3_deg 11.572 r_lrange_it 6.654 r_lrange_other 6.654 r_dihedral_angle_1_deg 5.412 r_dihedral_angle_4_deg 5.163 r_angle_refined_deg 4.122 r_scangle_it 4.024 r_scangle_other 4.024 r_mcangle_it 3.436
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 26.483 r_dihedral_angle_3_deg 11.572 r_lrange_it 6.654 r_lrange_other 6.654 r_dihedral_angle_1_deg 5.412 r_dihedral_angle_4_deg 5.163 r_angle_refined_deg 4.122 r_scangle_it 4.024 r_scangle_other 4.024 r_mcangle_it 3.436 r_mcangle_other 3.435 r_scbond_it 2.633 r_scbond_other 2.633 r_mcbond_other 2.258 r_mcbond_it 2.257 r_angle_other_deg 1.415 r_nbd_refined 0.216 r_nbtor_refined 0.183 r_symmetry_nbd_other 0.155 r_xyhbond_nbd_refined 0.109 r_chiral_restr 0.09 r_symmetry_nbtor_other 0.074 r_ncsr_local_group_11 0.033 r_ncsr_local_group_33 0.033 r_ncsr_local_group_23 0.032 r_ncsr_local_group_50 0.032 r_ncsr_local_group_10 0.031 r_ncsr_local_group_12 0.031 r_ncsr_local_group_13 0.031 r_ncsr_local_group_22 0.031 r_ncsr_local_group_24 0.031 r_ncsr_local_group_25 0.031 r_ncsr_local_group_32 0.031 r_ncsr_local_group_34 0.031 r_ncsr_local_group_35 0.031 r_ncsr_local_group_44 0.031 r_ncsr_local_group_54 0.031 r_ncsr_local_group_56 0.031 r_bond_other_d 0.025 r_bond_refined_d 0.013 r_gen_planes_refined 0.012 r_gen_planes_other 0.006 r_ncsr_local_group_41 0.002 r_ncsr_local_group_48 0.002 r_ncsr_local_group_49 0.002 r_ncsr_local_group_43 0.001 r_ncsr_local_group_53 0.001 r_ncsr_local_group_1 r_ncsr_local_group_2 r_ncsr_local_group_3 r_ncsr_local_group_4 r_ncsr_local_group_5 r_ncsr_local_group_6 r_ncsr_local_group_7 r_ncsr_local_group_8 r_ncsr_local_group_9 r_ncsr_local_group_14 r_ncsr_local_group_15 r_ncsr_local_group_16 r_ncsr_local_group_17 r_ncsr_local_group_18 r_ncsr_local_group_19 r_ncsr_local_group_20 r_ncsr_local_group_21 r_ncsr_local_group_26 r_ncsr_local_group_27 r_ncsr_local_group_28 r_ncsr_local_group_29 r_ncsr_local_group_30 r_ncsr_local_group_31 r_ncsr_local_group_36 r_ncsr_local_group_37 r_ncsr_local_group_38 r_ncsr_local_group_39 r_ncsr_local_group_40 r_ncsr_local_group_42 r_ncsr_local_group_45 r_ncsr_local_group_46 r_ncsr_local_group_47 r_ncsr_local_group_51 r_ncsr_local_group_52 r_ncsr_local_group_55
Sample LH2 complex from Ectothiorhodospira haloalkaliphila
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 324434 Reported Resolution (Å) 1.7 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C8
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol AB INITIO MODEL Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 52.5
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 600 Maximum Defocus (nm) 1500 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 0.01 Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 105000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details Preliminary grid screening was performed manually.
EM Software Task Software Package Version PARTICLE SELECTION Warp 1.0.9 IMAGE ACQUISITION SerialEM 4.0.4 CTF CORRECTION Warp 1.0.9 MODEL FITTING Coot 0.9.8.92 INITIAL EULER ASSIGNMENT cryoSPARC 4.4.1 FINAL EULER ASSIGNMENT cryoSPARC 4.4.1 RECONSTRUCTION cryoSPARC 4.4.1 MODEL REFINEMENT Servalcat 1.6.0
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE 1589688