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HmuS heme dechelatase: disordered domain 1, heme free.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details in silico model AlphaFold
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 11.0237 f_angle_d 0.4378 f_chiral_restr 0.0388 f_plane_restr 0.0038 f_bond_d 0.0023
Sample HmuS in complex with heme
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 3795134 Reported Resolution (Å) 2.55 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 56
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TALOS ARCTICA Minimum Defocus (nm) 600 Maximum Defocus (nm) 1500 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 45000 Calibrated Magnification 55187 Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC 4.0 IMAGE ACQUISITION SerialEM CTF CORRECTION cryoSPARC 4.0 MODEL FITTING PHENIX 1.20.1 MODEL REFINEMENT PHENIX 1.20.1 INITIAL EULER ASSIGNMENT cryoSPARC 4.0 FINAL EULER ASSIGNMENT cryoSPARC 4.0 CLASSIFICATION cryoSPARC 4.0 RECONSTRUCTION cryoSPARC 4.0
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING ONLY 18955798 Blob picked, then particles washed to give