REL RCSB RCSB RCSB 2013-05-01 2013-05-22 2013-06-05 2013-06-05 Cryo-electron microscopy structure of the mammalian 43S preinitiation complex bound to DHX29 Hashem Y des Georges A Dhote V Langlois R Liao HY Grassucci RA Hellen CUT Pestova TV Frank J 43S, preinitiation complex, eIF3, eIF2, Met-tRNAiMet, DHX29, 40S Hashem Y des Georges A Dhote V Langlois R Liao HY Grassucci RA Hellen CU Pestova TV Frank J Structure of the mammalian ribosomal 43S preinitiation complex bound to the scanning factor DHX29. CELL(CAMBRIDGE,MASS.) 153 1108 1119 2013 23706745 doi:10.1016/j.cell.2013.04.036 Cryo-electron microscopy structure of the mammalian 43S preinitiation complex bound to DHX29 Cryo-electron microscopy structure of the mammalian 43S preinitiation complex bound to DHX29 One 40S binds one eIF3, one eIF2, one Met-tRNAiMet, and one DHX29 5 eukaryotic small ribosomal subunit false Oryctolagus cuniculus rabbit blood reticulocytes 1.5 ribosome-eukaryote: SSU 40S eukaryotic initiation factor 3 Oryctolagus cuniculus rabbit blood reticulocytes 0.8 1 monomer false eukaryotic initiation factor 2 Oryctolagus cuniculus rabbit blood reticulocytes 0.15 1 monomer false eukaryotic initiation factor 1 Oryctolagus cuniculus rabbit 0.014 1 monomer true Escherichia coli pT7 eukaryotic initiation factor 1A Oryctolagus cuniculus rabbit 0.019 1 monomer true Escherichia coli pT7 DHX29 Oryctolagus cuniculus rabbit 0.15 1 monomer true Escherichia coli pT7 Transfer RNA Oryctolagus cuniculus Rabbit 0.025
Met-tRNAiMet
TRANSFER DOUBLE HELIX true singleParticle particle 0.105 7.5
20 mM Tris, 100 mM potassium acetate, 2 mM DTT, 2.5 mM magnesium chloride, 0.25 mM spermidine
300 mesh copper/molybdenum holey carbon-coated Quantifoil 2/4 grid (Quantifoil Micro Tools GmbH) containing an additional continuous thin layer of carbon
 ETHANE 100 120 FEI VITROBOT MARK II Blot for seconds before plunging FEI TECNAI 20 FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 110 2.26 -1.0 -4.0 51570.0 GATAN LIQUID NITROGEN 110 2012-11-01 GATAN ULTRASCAN 4000 (4k x 4k) 8000 12 32.
The particles of this reconstruction were obtained after particle sorting using Relion
Each particle
 OTHER 11.6 OTHER Spider, Relion 29000 emd_5658.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 234 234 234 0 0 0 234 234 234 525.32996 525.32996 525.32996 90.0 90.0 90.0 X Y Z -0.02738628 0.11589623 0.00035334 0.00863221 2.245 2.245 2.245 0.019 AUTHOR Reconstruction of the mammalian 43S preinitiation complex bound to DHX29
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 2XZM RIGID BODY FIT Chimera REAL 3V11 RIGID BODY FIT Chimera
Domains D1-D2 of eIF2-alpha were fitted manually in Chimera in order to accommodate them to their density
REAL 3ZWL RIGID BODY FIT Chimera REAL