7Q1U

Structure of Hedgehog acyltransferase (HHAT) in complex with megabody 177 bound to non-hydrolysable palmitoyl-CoA (Composite Map)


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d5.8274
f_angle_d0.4845
f_chiral_restr0.0385
f_bond_d0.0032
f_plane_restr0.0031
Sample
Hedgehog acyltransferase (HHAT) bound to non hydrolysable palmitoyl-CoA in complex with megabody 177
Sample Components
Megabody 177
Hedgehog acyltransferase (HHAT) bound to non hydrolysable palmitoyl-CoA
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles238000
Reported Resolution (Å)2.7
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement ProtocolAB INITIO MODEL
Refinement Target
Overall B Value56
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å**2)54.8
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)1000
Maximum Defocus (nm)2500
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
IMAGE ACQUISITIONEPU
CTF CORRECTIONcryoSPARCV3.1.1
MODEL FITTINGUCSF ChimeraX1.2
INITIAL EULER ASSIGNMENTcryoSPARCV3.1.1
FINAL EULER ASSIGNMENTcryoSPARCV3.1.1
CLASSIFICATIONRELION3.1.1
RECONSTRUCTIONcryoSPARCV3.1.1
MODEL REFINEMENTPHENIX1.19.2
MODEL REFINEMENTCoot0.9.2
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION977000