9N9I | pdb_00009n9i

Cryo-EM structure of the Xenopus laevis mitotic centromere-associated kinesin (MCAK) bound to the paclitaxel-stabilized microtubule


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 7SGS 
otherOther 
experimental modelOther 
integrative modelOther 
Sample
The Xenopus laevis mitotic centromere-associated kinesin (MCAK) bound to the paclitaxel-stabilized microtubule
Specimen Preparation
Sample Aggregation StateFILAMENT
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles189746
Reported Resolution (Å)3.3
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Map-Model Fitting and Refinement
Id1 (7SGS, 7SGS, 7SGS, 7SGS, 7SGS, 7SGS, 7SGS, 7SGS)2
Refinement SpaceREAL
Refinement ProtocolAB INITIO MODEL
Refinement TargetFSC=0.5
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 (6k x 4k)
Electron Dose (electrons/Å**2)54.6
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS KRIOS
Minimum Defocus (nm)1200
Maximum Defocus (nm)2500
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcryoSPARC
MODEL FITTINGCoot
MODEL REFINEMENTPHENIX
MODEL REFINEMENTISOLDE
RECONSTRUCTIONcryoSPARC
RECONSTRUCTIONRELION
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION