REL PDBe PDBe PDBe 2011-01-17 2011-04-21 2011-04-21 2013-12-11 Structure of the ribosome-SecYE complex in the membrane environment Frauenfeld J Gumbart J Sluis EO Funes S Gartmann M Beatrix B Mielke T Berninghausen O Becker T Schulten K Beckmann R Frauenfeld J Gumbart J Sluis EO Funes S Gartmann M Beatrix B Mielke T Berninghausen O Becker T Schulten K Beckmann R Cryo-EM structure of the ribosome-SecYE complex in the membrane environment. NAT.STRUCT.MOL.BIOL. 18 614 621 2011 21499241 doi:10.1038/nsmb.2026 4v6m FULLOVERLAP An active E.coli SecYEG complex embedded in a lipid bilayer (Nanodisc), bound to a translating E.coli ribosome An active E.coli SecYEG complex embedded in a lipid bilayer (Nanodisc), bound to a translating E.coli ribosome
The heterotrimeric SecYEG complex was embedded in a lipid bilayer (nascent HDL, Nanodisc)
70S ribosome bound to one copy of the E.coli SecYEG complex in a lipid bilayer 2 2.7 70S ribosome nascent chain complex false Escherichia coli 2.7 ribosome-prokaryote: ALL Nd-SecYEG Escherichia coli Plasma membrane 1 Heterotrimeric true Escherichia coli singleParticle particle 7.2
20 mM Hepes (pH 7.2), 100 mM KOAc, 10 mM Mg(OAc)2, 1 mM DTT, 250 microg/ml chloramphenicol
 ETHANE OTHER FEI POLARA 300 FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 2.26 1.0 4.5 39000.0 38000.0 OTHER KODAK SO-163 FILM PRIMESCAN 4.76 22
Scanned at 5334 dpi
 FEI Polara cartridge system
Defocus group volumes
 C1 7.1 FSC 0.5 CUT-OFF SPIDER 85664 emd_1858.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 320 320 320 -160 -160 -159 320 320 320 396 396 396 90 90 90 Y X Z -3.53351 6.82334 0.0507365 0.456442 1.2375 1.2375 1.2375 0.5 AUTHOR This map represents an E.coli 70S ribosome carrying an elongation arrested nascent chain of 118 amino acid residues, with the first 102 residues representing the N-terminus of the membrane protein FtsQ with the signal anchor, a tRNA in the P-site and the E.coli SecYEG complex embedded in a E.coli lipid bilayer (Nanodisc).
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