REL PDBe PDBe PDBe 2013-09-27 2013-11-13 2013-12-11 2016-02-17 Tomogram of Injectisome (wild type) from Salmonella typhiumurium (substrate trapped) in situ Radics J Konigsmaier L Marlovits TC Injectisome, Pathogenic Type-3 Secretion System, Protein delivery machine, Salmonella typhimurium, cryo electron tomography Radics J Koenigsmaier L Marlovits TC Structure of a pathogenic type 3 secretion system in action. NAT.STRUCT.MOL.BIOL. 21 82 87 2014 24317488 doi:10.1038/nsmb.2722 Type-3 secretion system from Salmonella typhimurium in situ (substrate trapped): Visualization of unfolded protein transport across membranes Type-3 secretion system from Salmonella typhimurium in situ (substrate trapped): Visualization of unfolded protein transport across membranes 1 1 3.5 type 3 secretion system false Salmonella enterica subsp. enterica serovar Typhimurium SB905 Plasma membrane 3.5 tomography cell 8.0
10 mM Tris, 5 mM EDTA
400 mesh Mo-Grid Quantifoil R2/1
 ETHANE 65 91 LEICA EM GP 1. grids glowdischarged (300sec/20mAmp) 2. sample 5ul applied for 5sec (cell settling) 3. blotting for 2sec/distance 189 FEI POLARA 300 FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 2 9.0 23000.0 30120.0 GATAN HELIUM 83 108 93 objective lens astigmatism was corrected at appr 200.000 magnification 2012-03-02 GATAN ULTRASCAN 4000 (4k x 4k) 15 60 100
Image acquisition using SerialEM
 liquid nitrogen cooled 60 2
IMOD (weighted back-projection)
OTHER IMOD 60 emd_2480.map.gz 1 IMAGE STORED AS SIGNED BYTE 722 768 101 -302 -1 47 768 722 101 14353.359 15267.84 2007.8799 90.0 90.0 90.0 X Y Z -128.0 127.0 -64.995986939999995 3.70534849 19.88 19.88 19.88 Tomogram of substrate trapped type-3 secretion systems from Salmonella typhimurium
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emd_2480.tif