REL PDBe PDBe PDBe 2008-06-23 2008-06-24 2009-04-15 2012-10-24 Single copies of Sec61 and TRAP associate with a nontranslating mammalian ribosome Menetret JF Hegde RS Aguiar M Gygi SP Park E Rapoport TA Akey CW cryo electron microscopy, single particle analysis, ribosome, Sec61 channel, TRAP, ER membrane. co-translational protein translocation Menetret JF Hegde RS Aguiar M Gygi SP Park E Rapoport TA Akey CW Single copies of Sec61 and TRAP associate with a nontranslating mammalian ribosome. STRUCTURE 16 1126 1137 2008 18611385 doi:10.1016/j.str.2008.05.003 3dkn FULLOVERLAP Mammalian native ribosome-channel complex Mammalian native ribosome-channel complex 3 3.77 from primary sequence ribosome channel complex
Sample solubilized from ER membranes with digitonin.
false Canis lupus familiaris Dog 3.77 ribosome-eukaryote: ALL singleParticle particle 7.5
30mM Hepes 50mM KAc, 10mM Mg acetate and 1.5% digitonin.
400 mesh Cu grids with thin continuous carbon film
 ETHANE 90 111 HOMEMADE PLUNGER
Vitrification instrument: home-made plunger. in cold room
1 second blot FEI TECNAI F20 FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 200 2.0 0.5 3.0 50000.0 51000.0 GATAN LIQUID NITROGEN 93 corrected on-axis at 150K mag
data were collected on Oxford and Gatan cryo-holders
2001-07-27 KODAK SO-163 FILM OTHER 4.54 500 15
Creoscitex Eversmart was used to scan negatives.
1.0 8. single tilt
101000 particles were selected using boxer (of EMAN) used as semi-automatic selection program
per micrograph
 C1 OTHER 8.7 FSC 0.5 CUT-OFF EMAN 79000 emd_1528.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 168 168 168 -84 -84 -84 168 168 168 458.64 458.64 458.64 90 90 90 X Y Z -16.948399999999999 24.330400000000001 0.223987 1.52834 2.73 2.73 2.73 1.0 This is an average volume from 101000 aligned mammalian ribosome-channel complexes.
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 2ZKR 1RHZ 2BRD RIGID BODY FIT Chimera (UCSF)
Protocol: rigid body and manual fitting. The PDBs were fitted using Chimera. The ribosome binding loops of 1RHZ were then flexibly fitted into the riboeome and the stereochemistry was regularized with Coot.
REAL