REL RCSB RCSB RCSB 2011-06-09 2011-06-27 2012-06-04 2013-03-06 Three-dimensional cryo-electron microscopy density map of the 70S ribosome from Mycobacterium smegmatis Shasmal M Sengupta J cryoEM, prokaryotic, ribosome, 3D-structure Shasmal M Sengupta J Structural diversity in bacterial ribosomes: mycobacterial 70S ribosome structure reveals novel features. PLOS ONE 7 e31742 e31742 2012 22384065 doi:10.1371/journal.pone.0031742 70S ribosome from Mycobacterium smegmatis 70S ribosome from Mycobacterium smegmatis 2 2.5 70S ribosome with P-site tRNA false Mycobacterium smegmatis 2.5 ribosome-prokaryote: ALL singleParticle particle 7.5
20 mM Tris-HCl, pH 7.5, 10 mM magnesium acetate, 30 mM ammonium chloride, 5 mM 2-mercaptoethanol
Holey grid
 ETHANE 94 HOMEMADE PLUNGER
Vitrification instrument: Cryo plunger. Rapid-freezing in liquid ethane
 FEI TECNAI F20 FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 200 89000.0 88466.0 GATAN LIQUID NITROGEN 2010-11-02 GENERIC CCD 15 269 15 Cryo transfer
CTF correction of 3D map
 12.0 FSC 0.5 CUT-OFF SPIDER 1 emd_5307.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 215 215 215 -106 -106 -106 215 215 215 363.35 363.35 363.35 90.0 90.0 90.0 X Y Z -151.530227660000008 292.594116209999981 4.70615911 27.37070847 1.69 1.69 1.69 38.0 AUTHOR Reconstruction of 70S ribosome from Mycobacterium smegmatis
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 2I2U RIGID BODY FIT PyMol
Manual fitting
REAL 2I2V RIGID BODY FIT PyMol
Manual fitting
REAL