Diameter of fimbriae of E. coli and Salmonella

Range 2 to 8 nm
Organism Bacteria Escherichia coli
Reference Low et al., Fimbriae chapter 11 in Neidhardt F.C. Escherichia coli and Salmonella: Cellular and Molecular Biology. ASM Press 1996. Vol 1. 1st paragraph in the chapter
Primary Source Table - link
Comments A fimbria is a proteinaceous appendage in many gram-negative bacteria that is thinner and shorter than a flagellum. Some fimbriae such as Pap and type 1 are composites, consisting of a long rigid shaft of 6 to 8 nm in diameter and a short, thin fibrillar tip of 2 to 3 nm in diameter.
Entered by Uri M
ID 103337