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Human carboxyhemoglobin bound to Staphylococcus aureus IsdH-N2N3 - 3IsdH(alpha2beta):Hbtet complex
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details in silico model AlphaFold
Sample Complex between human carboxyhemoglobin and Staphylococcus aureus hemophore IsdH Sample Components Human hemoglobin subunit alpha Human hemoglobin subunit beta Iron-regulated surface determinant protein H
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details blot time 3 s
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 137997 Reported Resolution (Å) 3.1 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
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) 40
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 1500 Maximum Defocus (nm) 3300 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 130000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION Topaz 0.2.5 MODEL REFINEMENT PHENIX 1.21.2_5419: RECONSTRUCTION RELION 5.0
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE 2993888