REL PDBe PDBe PDBe 2014-08-26 2014-10-01 2014-11-05 2014-12-03 CryoEM structure of the 40S-eIF1-eIF1A preinitiation complex Hussain T Llacer JL Fernandez IS Savva CG Ramakrishnan V Eukaryotic translation initiation, 48S, small ribosome subunit. Hussain T Llacer JL Fernandez IS Munoz A Martin-Marcos P Savva CG Lorsch JR Hinnebusch AG Ramakrishnan V Structural Changes Enable Start Codon Recognition by the Eukaryotic Translation Initiation Complex CELL(CAMBRIDGE,MASS.) 159 597 607 2014 25417110 doi:10.1016/j.cell.2014.10.001 3j80 FULLOVERLAP 40S-eIF1-eIF1A preinitiation complex 40S-eIF1-eIF1A preinitiation complex 1 3 1.23 Ribosome small subunit false Kluyveromyces lactis 1.2 ribosome-eukaryote: SSU 40S, SSU RNA 18S Eukaryotic initiation factor 1 Saccharomyces cerevisiae Baker's yeast 0.0123 1 Monomer true Escherichia coli BL21(DE3) Rosetta pTYB2 P32911 Eukaryotic initiation factor 1A Saccharomyces cerevisiae baker's yeast 0.0174 1 Monomer true Escherichia coli BL21(DE3) Rosetta pTYB2 P38912 singleParticle particle 0.17 6.5
20mM MES-KOH, 40mM K-acetate, 10mM NH4-acetate, 8mM Mg-acetate, 2mM DTT
Quantifoil R2/2 400 mesh copper grids with 4-5 nm thin carbon on top
 ETHANE 100 120 FEI VITROBOT MARK I 30 second incubation time Blot for 2.5 seconds before plunging FEI POLARA 300 FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 2 0.0016 0.004 78000.0 104478.0 GATAN LIQUID NITROGEN Objective lens astigmatism was corrected at 78,000 times magnification
Complete dataset was collected in 5 non-consecutive days
2013-10-28 FEI FALCON II (4k x 4k) 1791 28
Particles were semi-automatically picked with the e2boxer.py program of EMAN2
Each particle
 C1 3.75 OTHER Relion 100709 emd_2764.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 300 300 300 0 0 0 300 300 300 402.0 402.0 402.0 90.0 90.0 90.0 X Y Z -0.22107875 0.6015414 0.00040093 0.02360408 1.34 1.34 1.34 0.065 AUTHOR Reconstruction of 40S-eIF1-eIF1A preinitiation complex
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 3U5B 2 FLEXIBLE FIT Chimera, refmac R-factor, FSC RECIPROCAL 3U5C FLEXIBLE FIT Chimera, refmac R-factor, FSC RECIPROCAL
emd_2764.png
emd_2764_fsc.xml