REL RCSB RCSB RCSB 2011-08-30 2011-11-28 2011-11-29 2011-11-29 Amplitude corrected and filtered map of GroEL obtained with a DDD camera to compare results from cryo SPA with a CCD camera using the same grid. Initial evaluation of a Direct Detection Device detector for single particle cryo-electron microscopy. Milazzo AC Cheng A Moeller A Lyumkis D Jacovetty E Polukas J Ellisman MH Xuong NH Carragher B Potter CS GroEL Milazzo AC Cheng A Moeller A Lyumkis D Jacovetty E Polukas J Ellisman MH Xuong NH Carragher B Potter CS Initial evaluation of a direct detection device detector for single particle cryo-electron microscopy. J.STRUCT.BIOL. 176 404 408 2011 21933715 doi:10.1016/j.jsb.2011.09.002 GroEL GroEL D7 14-mer 1 0.8 0.8 GroEL Escherichia coli 0.8 0.8 1 homotetradecamer true singleParticle particle 1.5 7.5
100mM HEPES, 10mM Mg(OAc)2, 10mM KOAc, 2mM DTT
Protochips C-flat grid, holey carbon with 2um holes and 2um spacing 400 mesh copper grid
 ETHANE 100 93 OTHER
Vitrification instrument: Vitrobot. Grid plasma cleaned for 20 seconds with Fischione 1020 plasma cleaner using 75 percent argon, 25 percent oxygen mix.
Temperature of chamber was 4 degrees C. 0 seconds drain time. Single blot. 0 mm offset. 4 uL sample applied to grid. Blot for 3.5 seconds before plunging. FEI TECNAI F20 FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 200 2 0.8 2.5 29000.0 43796.0 GATAN LIQUID NITROGEN 102 102 102 The objective lens astigmatism was corrected automatically using Leginon beam tilt was less than 0.1 mrad 2011-02-24 DIRECT ELECTRON DE-12 (4k x 3k) 2313 20 16. Gatan side-entry 626 cryostage 0 0
The particles were selected using an automatic selection program.
CTF correction of each particle
 OTHER 6.7 FSC 0.5 CUT-OFF XMIPP
Amplitude corrected with an x-ray scattering curve to 5A and low pass filtered to 6A
30711 emd_5339.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 192 192 192 -96 -96 -96 192 192 192 263.04 263.04 263.04 90 90 90 X Y Z -8.552670000000001 8.80916 0.00000000442695 1.0 1.37 1.37 1.37 1.88 AUTHOR Filtered map of GroEL with DDD camera.
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