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Partial dimer complex of PAPP-A and its inhibitor STC2
Sample Partial PAPP-A dimer in complex with subunit of its endogenous inhibitor STC2 dimer Sample Components PAPP-A Subunit of Stanniocalcin-2 N-terminal part of PAPP-A C-terminal part of PAPP-A
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument LEICA EM GP Cryogen Name ETHANE Sample Vitrification Details 4 s
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 278982 Reported Resolution (Å) 3.06 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 2 Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details alphafold2 model
PAPP-A AF-Q13219-F1
STC2 AF-O76061-F1
Data Acquisition Detector Type GATAN K3 BIOQUANTUM (6k x 4k) GATAN K3 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 59 58
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 600 Maximum Defocus (nm) 1800 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 CTF CORRECTION cryoSPARC 3.3 MODEL FITTING Coot RECONSTRUCTION cryoSPARC 3.3 MODEL REFINEMENT PHENIX
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 6677370 Combined two datasets