7S0S

M. tuberculosis ribosomal RNA methyltransferase TlyA bound to M. smegmatis 50S ribosomal subunit


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 5O60 
experimental modelPDB 3HP7 
experimental modelPDB 5KYG 
Sample
Mtb TlyA bound to Msg 50S ribosomal subunit modified at C2144 with SAM analog NM6.
Sample Components
50S
TlyA
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentGATAN CRYOPLUNGE 3
Cryogen NameETHANE
Sample Vitrification Details3.0 or 3.3 second blot time allowed for sample
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles129011
Reported Resolution (Å)3.05
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Map-Model Fitting and Refinement
Id1 (5O60, 3HP7, 5KYG)
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)50.79
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS KRIOS
Minimum Defocus (nm)800
Maximum Defocus (nm)2200
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification81000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
CTF CORRECTIONGctf
MODEL FITTINGCoot
CLASSIFICATIONRELION3.0
RECONSTRUCTIONRELION3.1
MODEL REFINEMENTPHENIX
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION1016454