REL RCSB RCSB RCSB 2012-01-03 2012-01-26 2012-10-24 2012-10-24 Direct electron detection yields cryo-EM reconstructions at resolutions beyond .75 Nyquist frequency Bammes BE Rochat RH Jakana J Chen D Chiu W Cryo-EM, Electron cryo-microscopy, Direct detection device, Active pixel sensor, CMOS detector, Nyquist frequency Bammes BE Rochat RH Jakana J Chen DH Chiu W Direct electron detection yields cryo-EM reconstructions at resolutions beyond 3/4 Nyquist frequency. J.STRUCT.BIOL. 177 589 601 2012 22285189 doi:10.1016/j.jsb.2012.01.008 Bacteriophage Epsilon-15 Bacteriophage Epsilon-15
Sample was vitrified
1 Salmonella phage epsilon15 Salmonella phage epsilon15 Salmonella BACTERIA(EUBACTERIA) capsid 700 7 VIRION STRAIN false false Epsilon 15 singleParticle particle 7.5
400 mesh copper grid
 ETHANE 95 170 OTHER
Vitrification instrument: Vitrobot
Blot for 1.5 seconds before plunging JEOL 3200FSC FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 4.1 0.6 3.0 20000.0 20800.0 JEOL 3200FSC CRYOHOLDER 100 100 100 objective lens astigmatism was corrected at 400,000 times magnification Omega 15.0 20.0 2010-03-06 DIRECT ELECTRON DE-12 (4k x 3k) 6 75 20
Digital images were collected on a CMOS type direct electron detection device DE-12 from Direct Electron
 Eucentric
Grids were coated in thin carbon before applying sample
Each Micrograph
 OTHER 7.9 FSC 0.5 CUT-OFF MPSA
Resolution was calculated at 7.9 Angstroms by the 0.5 FSC criterion and 6.8 Angstroms by the 0.143 FSC criterion both in comparison with the previously published 4.5 Angstrom resolution reconstruction.
1380 emd_5377.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 320 320 320 -163 -163 -163 320 320 320 972.8 972.8 972.8 90.0 90.0 90.0 X Y Z -0.62429988 0.85280883 0.00000793 0.09882288 3.04 3.04 3.04 0.17 AUTHOR Icosahedral reconstruction of bacteriophage epsilon 15
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