9Z7W | pdb_00009z7w

Stable open sheep connexin-50 in amphipol at low pH


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 7JJP 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d5.686
f_angle_d0.509
f_chiral_restr0.038
f_plane_restr0.003
f_bond_d0.002
Sample
Dodecamer complex of sheep connexin-50 in amphipol at low pH
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles127102
Reported Resolution (Å)2.7
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Map-Model Fitting and Refinement
Id1 (7jjp)
Refinement Space
Refinement ProtocolFLEXIBLE FIT
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 (6k x 4k)
Electron Dose (electrons/Å**2)50
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS KRIOS
Minimum Defocus (nm)800
Maximum Defocus (nm)2200
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification105000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcryoSPARCv4.4.1
IMAGE ACQUISITIONSerialEM
CTF CORRECTIONcryoSPARCv4.4.1
MODEL FITTINGPHENIX1.21.2_5419
INITIAL EULER ASSIGNMENTcryoSPARCv4.4.1
FINAL EULER ASSIGNMENTcryoSPARCv4.4.1
CLASSIFICATIONcryoSPARC
RECONSTRUCTIONcryoSPARCv4.4.1
MODEL REFINEMENTPHENIX1.21.2_5419
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
NONE502309