The first step: activation of the Semliki Forest virus spike protein precursor causes a localized conformational change in the trimeric spike.

REL PDBe PDBe PDBe 2002-12-12 2003-01-06 2003-01-06 2012-10-17 The first step: activation of the Semliki Forest virus spike protein precursor causes a localized conformational change in the trimeric spike. Fuller SD Ferlenghi I Gowen B de Haas F Mancini EJ Garoff H Sjoberg M Fuller SD The first step: activation of the Semliki Forest virus spike protein precursor causes a localized conformational change in the trimeric spike. J.MOL.BIOL. 283 71 81 1998 9761674 doi:10.1006/jmbi.1998.2066 Semliki forest mSQL Semliki forest mSQL 1 Semliki forest virus

mSQL mutation.

Semliki forest virus baby hamster kidney 21 cells VERTEBRATES envelope 4 nucleo capsid 4 VIRION STRAIN true false semliki forest m SQL singleParticle particle 3 7.4

tris(10mM) NaCL (100mM) ph 7.4

ETHANE 100 37 HOMEMADE PLUNGER

Vitrification instrument: EMBL plunger with warm humid air spray

blot for 2 sec Graticule grids were used to maintain FEI/PHILIPS CM200FEG/ST FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 200 2 0.975 7.628 50000.0 GATAN LIQUID NITROGEN 105 KODAK SO-163 FILM PERKIN ELMER 20 8 44 1.0 8. eucentric

ctf multiplication and summation of normalized reconstructions

I OTHER 9.0 FSC 0.5 CUT-OFF EMBL 62

sufficient to give maximum inverse eigen value of 0.1

emd_1018.map.gz 1 IMAGE STORED AS SIGNED INTEGER (2 BYTES) 256 256 256 0 0 0 256 256 256 256 256 256 90 90 90 X Y Z -6796.0 3204.0 7.4848 394.451000000000022 1 1 1 992.0 Semliki forest virus

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