REL RCSB RCSB RCSB 2011-11-02 2011-11-28 2012-02-20 2012-03-06 Structure of a type III secretion needle Fujii T Cheung M Blanco A Kato T Blocker AJ Namba K type III secretion system, needle, helical filament Fujii T Cheung M Blanco A Kato T Blocker AJ Namba K Structure of a type III secretion needle at 7-A resolution provides insights into its assembly and signaling mechanisms. PROC.NAT.ACAD.SCI.USA 109 4461 4466 2012 22388746 doi:10.1073/pnas.1116126109 3j0r FULLOVERLAP Shigella needle Shigella needle helical assembly of MxiH 1 MxiH Shigella flexneri true helical filament 7.4
20 mM Tris, pH 7.4, 150 mM NaCl, 2mM MgSO4
 ETHANE 100 OTHER
Vitrification instrument: Vitrobot
Blot for 3.5 seconds before plunging JEOL 3200FSC FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 200 1.6 1.0 2.0 50000.0 89285.0 OTHER 50 60 50 JEOL Omega filter 0.0 10.0 2008-07-02 TVIPS TEMCAM-F415 (4k x 4k) 15 330 20 16. top entry 4.30 64.06 OTHER 7.7 FSC 0.5 CUT-OFF SPIDER
CTFFIND3 Each particle
 emd_5352.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 100 100 100 -50 -50 -50 100 100 100 168.0 168.0 168.0 90.0 90.0 90.0 X Y Z -11.36894798 22.53497505 0.10644222 2.6820209 1.68 1.68 1.68 6.76 AUTHOR This is an reconstruction of the type III secretion needle
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