REL PDBe PDBe PDBe 2006-08-14 2006-09-18 2007-09-07 2012-10-10 Structure of bacteriophage SPP1 tail reveals trigger for DNA ejection. Plisson C White HE Auzat I Sao-jose C Lhuillier S Tavares P Orlova EV Plisson C White HE Auzat I Zafarani A Sao-Jose C Lhuillier S Tavares P Orlova EV Structure of bacteriophage SPP1 tail reveals trigger for DNA ejection. EMBO J. 26 3720 3728 2007 17611601 doi:10.1038/sj.emboj.7601786 Tail of the bacteriophage SPP1 before DNa ejection Tail of the bacteriophage SPP1 before DNa ejection hexameric rings of gp17.1 and gp17.1star 3 Major Tail Protein 1 Bacillus phage SPP1 Bacteriophage SPP1 0.0191
The 180 nm-long tail tube is composed of the two major tail proteins, gp17.1 and gp17.1star. They form a stack of 45 rings arranged in a helical manner around gp18, the tape measure protein.
false Major Tail Protein 2 Bacillus phage SPP1 Bacteriophage SPP1 0.0282 false Tape Measure Protein Bacillus phage SPP1 Bacteriophage SPP1 false helical filament 7.5
100 mM Tris-Cl, 100 mM NaCl, 10 mM MgCl2
 NEGATIVE
3.5 microliter of sample was applied onto carbon-coated copper grids, which were glow-discharged for 30 seconds. The sample was left for 1-2 minutes on the grids before blotting and staining with a solution of 2% uranyl acetate.
300 mesh copper grid
 NONE FEI TECNAI F20 FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 200 2.0 0.6 2.0 50000.0 50000.0 OTHER 298 objective lens astigmatism was corrected at 100,000 times magnification
Low dose imaging
KODAK SO-163 FILM ZEISS SCAI 7 15 10 2.5 8. Gatan single tilt negative stain holder 40 21 C6 OTHER 14.0 FSC 0.5 CUT-OFF IMAGIC, SPIDER
exact filter back-projection
phase flipping
IMAGIC beta range 65-115 degrees, gamma range 0-60 degrees
 emd_1267.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 128 128 128 0 0 0 128 128 128 179.2 179.2 179.2 90 90 90 X Y Z -8.985480000000001 6.72513 -0.00000000107437 0.94234 1.4 1.4 1.4 1.69 CCP4 map of the helical Tail of the bacteriophage SPP1 before DNA ejection
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