3J32

An asymmetric unit map from electron cryo-microscopy of Haliotis diversicolor molluscan hemocyanin isoform 1 (HdH1)


ELECTRON MICROSCOPY
Sample
An asymmetric unit of Haliotis diversicolor molluscan hemocyanin isoform 1 (HdH1)
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK III
Cryogen NameETHANE
Sample Vitrification DetailsBlot for 2 seconds before plunging in to liquid ethane (FEI VITROBOT MARK III)
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles28641
Reported Resolution (Å)4.5
Resolution MethodFSC 0.5 CUT-OFF
Other Details(Single particle details: processed with EMAN1 followed by segmentation of asymmetric unit.) (Single particle--Applied symmetry: D5)
Refinement Type
Symmetry TypePOINT
Point SymmetryD5
Map-Model Fitting and Refinement
Id1
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeKODAK SO-163 FILM
Electron Dose (electrons/Å**2)20
Imaging Experiment1
Date of Experiment2008-07-07
Temperature (Kelvin)88
Microscope ModelJEOL 3200FSC
Minimum Defocus (nm)500
Maximum Defocus (nm)3600
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS4.1
Imaging ModeBRIGHT FIELD
Specimen Holder ModelJEOL 3200FSC CRYOHOLDER
Nominal Magnification60000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging DetailsMDS
EM Software
TaskSoftware PackageVersion
RECONSTRUCTIONEMAN1
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
each micrograph