REL RCSB RCSB RCSB 2015-04-22 2015-04-29 2015-04-29 2015-04-29 3D reconstruction of TMV at 4.5A from film micrographs using Frealix Rohou A Grigorieff N Rohou A Grigorieff N Frealix: model-based refinement of helical filament structures from electron micrographs. J.STRUCT.BIOL. 186 234 244 2014 24657230 doi:10.1016/j.jsb.2014.03.012 Sachse C Chen JZ Coureux PD Stroupe ME Fandrich M Grigorieff N High-resolution electron microscopy of helical specimens: a fresh look at tobacco mosaic virus. J.MOL.BIOL. 371 812 835 2007 17585939 doi:10.1016/j.jmb.2007.05.088 http://grigoriefflab.janelia.org/tmv Tobacco mosaic virus Tobacco mosaic virus Helical assembly 1 Tobacco mosaic virus Tobacco mosaic virus vulgare Nicotiana tabacum PLANTAE(HIGHER PLANTS) Virus shell 1 180 VIRION STRAIN false false helical filament 2.5
Phosphate, 5 mM EDTA
Quantifoil grid
 ETHANE HOMEMADE PLUNGER Blot for 2 seconds before plunging FEI TECNAI F30 FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 200 2.0 1.688 3.86 59000.0 GATAN LIQUID NITROGEN 2005-11-22 KODAK SO-163 FILM ZEISS SCAI 7.0 7 15
Filaments were processed using Frealix assuming constant helical parameters and without continuity restraints on the helical parameters.
1.39259 22.0318 C1 OTHER 4.5 OTHER Frealix
Only data up to 5.5 Angstrom were used during refinement in the final rounds. In earlier rounds, this threshold was set to a lower resolution.
Defocus estimated for each helical subunit
 emd_6325.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 200 200 200 0 0 0 200 200 200 232.59999 232.59999 232.59999 90.0 90.0 90.0 X Y Z -2.5420177 3.56391788 -0.00057129 0.67606211 1.163 1.163 1.163 1.3 AUTHOR TMV map filtered using a negative B-factor, with amplitude matching against density derived from fitted atomic coordinates, a figure-of-merit filter, and subsequent helical symmetrization, as detailed in the primary citation.
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 emd_6325_fsc.xml