Provides information about microorganisms, extremophiles and extreme habitats, as well as links to websites on the ecology, diversity and evolution of microorganisms.
Database that describes the complete genome sequence of E. coli K-12 MG1655, the nucleotide position and function of every its genes, several types of cellular regulation, and metabolic pathways.
Collection of information about biodiversity compiled collaboratively by hundreds of expert and amateur contributors. Contains pictures, text, and other information for species living or extinct and the hierarchy of life, phylogeny and evolution.
There is no official classification of prokaryotes, but the names given to prokaryotes are regulated. This website includes the nomenclature of prokaryotes and the nomenclatural changes as cited in the literature.
Online textbook used in an introductory microbiology class. Also available is a strain identifier table: a list of dozens of bacteria and their physical and physiological characteristics. Click on the link in the right hand side entitled "Enteric Strain Searching" to access this table.