9ER3

Cyanide dihydratase from Bacillus pumilus C1 E155R variant with altered helical twist.


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
otherOther 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d6.177
f_angle_d0.527
f_chiral_restr0.043
f_bond_d0.005
f_plane_restr0.005
Sample
Cyanide dihydratase from Bacillus pumilus C1 E155R variant with altered helical twist.
Specimen Preparation
Sample Aggregation StateFILAMENT
Vitrification InstrumentFEI VITROBOT MARK I
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles200866
Reported Resolution (Å)2.8
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement ProtocolAB INITIO MODEL
Refinement TargetCross-correlation coefficient
Overall B Value101.248
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å**2)1
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)1000
Maximum Defocus (nm)3000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONRELION4.0.1
IMAGE ACQUISITIONEPU3.5.1
CTF CORRECTIONRELION4.0.1
MODEL FITTINGPHENIX1.2105207
FINAL EULER ASSIGNMENTRELION4.0.1
RECONSTRUCTIONRELION4.0.1
MODEL REFINEMENTPHENIX1.2105207
MODEL REFINEMENTUCSF ChimeraX1.6.1
MODEL REFINEMENTCoot0.9.8.1
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION2387974