8B3O

CryoEM structure of the pointy tip (proteins pIII/pVI/pVIII) from the f1 filamentous bacteriophage


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.919
r_dihedral_angle_3_deg18.663
r_dihedral_angle_4_deg15.464
r_lrange_it7.472
r_dihedral_angle_1_deg4.563
r_mcangle_it2.623
r_scangle_it2.193
r_mcbond_it1.399
r_scbond_it1.178
r_angle_refined_deg0.955
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.919
r_dihedral_angle_3_deg18.663
r_dihedral_angle_4_deg15.464
r_lrange_it7.472
r_dihedral_angle_1_deg4.563
r_mcangle_it2.623
r_scangle_it2.193
r_mcbond_it1.399
r_scbond_it1.178
r_angle_refined_deg0.955
r_nbtor_refined0.309
r_nbd_refined0.226
r_xyhbond_nbd_refined0.123
r_chiral_restr0.096
r_gen_planes_refined0.005
r_bond_refined_d0.003
Sample
Enterobacteria phage f1
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification DetailsWait time 5 sec., drain time 0 sec., blot force 0, blot time 4 sec.
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles86242
Reported Resolution (Å)2.97
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC5
Map-Model Fitting and Refinement
Id1
Refinement Space
Refinement ProtocolOTHER
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å**2)40
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS KRIOS
Minimum Defocus (nm)1300
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
CTF CORRECTIONWarp
MODEL FITTINGCoot
INITIAL EULER ASSIGNMENTcryoSPARC
FINAL EULER ASSIGNMENTcryoSPARC
CLASSIFICATIONcryoSPARC
RECONSTRUCTIONcryoSPARC
MODEL REFINEMENTREFMAC
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION