7PT7

Structure of MCM2-7 DH complexed with Cdc7-Dbf4 in the presence of ADP:BeF3, state I


ELECTRON MICROSCOPY
Sample
MCM2-7 double hexamer bound to one copy of Cdc7-Dbf4
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Detailsblot for 1.5 seconds and blot force +2
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles30807
Reported Resolution (Å)3.8
Resolution MethodFSC 0.143 CUT-OFF
Other DetailsMulti-body auto-refined maps were combined to generate a composite map using an atomic model (derived from MD-(ADP:BeF3) state I), with the program co ...Multi-body auto-refined maps were combined to generate a composite map using an atomic model (derived from MD-(ADP:BeF3) state I), with the program combine_focused_maps in Phenix
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 (6k x 4k)
Electron Dose (electrons/Å**2)48.4
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)
Maximum Defocus (nm)
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
IMAGE ACQUISITIONEPU
CTF CORRECTIONCTFFIND
INITIAL EULER ASSIGNMENTRELION
FINAL EULER ASSIGNMENTRELION
CLASSIFICATIONRELION
RECONSTRUCTIONRELION
RECONSTRUCTIONPHENIX
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING ONLY