9P6H | pdb_00009p6h

Structure of P. gingivalis PorK and PorN complexes from cryo electron microscopy


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 9MYJ 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d7.536
f_angle_d0.563
f_chiral_restr0.043
f_plane_restr0.005
f_bond_d0.003
Sample
PorK/N protein complex
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification DetailsBlot forace -1 blot time 3sec sample size 4ul
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles69982
Reported Resolution (Å)2.75
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1 (9MYJ)
Refinement SpaceREAL
Refinement ProtocolRIGID BODY FIT
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å**2)54
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS KRIOS
Minimum Defocus (nm)600
Maximum Defocus (nm)1600
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification64000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcryoSPARC4.5.1
IMAGE ACQUISITIONEPU
CTF CORRECTIONcryoSPARC4.5.1
MODEL FITTINGCoot0.9.8.93
INITIAL EULER ASSIGNMENTcryoSPARC4.5.1
FINAL EULER ASSIGNMENTcryoSPARC4.5.1
RECONSTRUCTIONcryoSPARC4.5.1
MODEL REFINEMENTPHENIX1.19.2
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION556522