8URP | pdb_00008urp

Cholinephosphotransferase in complex with CDP-choline and phosphatidylcholine


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
in silico modelAlphaFoldP17898 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d13.454
f_angle_d0.442
f_chiral_restr0.039
f_plane_restr0.004
f_bond_d0.002
Sample
yCPT1
Sample Components
yCPT1
nanobody25
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles971309
Reported Resolution (Å)2.9
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement ProtocolFLEXIBLE FIT
Refinement TargetCross-correlation coefficient
Overall B Value
Fitting Procedure
DetailsInitial model fitting was done using a model superposition function into a 3D volume in Chimera and then Phenix.real_space_refine was used for flexibl ...
Data Acquisition
Detector TypeGATAN K3 (6k x 4k)
Electron Dose (electrons/Å**2)60
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)1500
Maximum Defocus (nm)2400
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification81000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcryoSPARC4.2.1
IMAGE ACQUISITIONSerialEM
CTF CORRECTIONcryoSPARC4.2.1
MODEL FITTINGPHENIX1.20.1-4487
MODEL REFINEMENTPHENIX1.20.1-4487
RECONSTRUCTIONcryoSPARC4.2.1
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTIONPatch CTF correction