ArchaeaWeb - Links to popular press and journal articles, research news, and other sources of information about Archaea and extremophiles. Includes user comments.
Taxonomy Browser (Archaea) - Shows the relationships among the reconginzed groups, and samples yet to be named or classified.
Archaea - Microbiological journal devoted to original research on the Archaea. Author guide, publication schedule, and text of older articles.
Life in Extreme Environments - Links to information about thermophiles, halophiles, and other extremophiles both inside and outside of the domain Archaea.
Archaea (Archaebacteria) - Taxonomy, description, and extensive references, with particular emphasis on the Crenarchaeota (classified here as a Kingdom.)
Microbial Wonders Of The Deep - Halophiles - Discusses the unique lipid composition of their cell walls, bacteriorhodopsin photosynthesis, and the use of high concentrations of potassium to combat sodium osmosis.
Halobacteria - Detailed discussion of the molecules involved in their cytoplasmic and photosynthetic membrane lipids, structural glycoproteins, ionic relationships, and photosynthetic cycle.
Journal of Biological Chemistry: Extreme Halophiles Synthesize Betaine from Glycine by Methylation - Research on the methyltransferase enzymes involved in synthesis of glycine betaine in Actinopolyspora halophila and Ectothiorhodospira halochloris. Transfer of the relevant genes increased salt tolerance in E. coli.
ARCHAIC (ARCHAebacterial Information Collection) - Genome sequences of three Euryarchaeota species, Pyrococcus sp. OT3, Thermoplasma volcanium GSS1, and Archaeoglobus fulgidus, and related papers by the research group.
Horikoshi Superbugs - Summary of interesting organisms discovered during a search for extremophiles, including a picture of the triangular halophile Haloarcula japonicus.
Archaea - Introduction to this life form, written at three different levels of complexity for use by educators and students.
Domain Archaea - Basic phylogeny, gene organization, and methods of DNA replication and transcription.
Open Questions: Archaea and Extremophiles - Annotated list of recommended sources.
The Archaea - General introduction, mentioning most known genera and species of Euryarchaeota and Crenarchaeota. Includes some technical details such as toxin sensitivities.
Distribution of Archaea in a Black Smoker Chimney Structure - Analysis of different communities in varied microhabitats of a deep-sea vent. Journal article from Applied and Environmental Microbiology
Archaea - Short, simple introduction to these organisms.
German Jurgens: Molecular phylogeny of Archaea in boreal forest soil, freshwater and temperate estuarine sediment - Academic thesis on the unexpected organisms discovered by ribosomal analysis of non-extreme soil and water samples.
Domain Archaea - Systematic discussion of the various phyla within the Crenarchaea, Euryarchaeota, based on RNA differences.
Wikispecies: Archaea - Taxonomy browser, with some links.
BBC News: Toughest Bug Reveals Genetic Secrets - Reports the decoding of the Pyrococcus abyssi, which lives in the intense pressure and temperature of black smoker vents on the seafloor.
Archaeal Diversity - Online textbook chapter from the University of Wisconsin, discussing various species and touching on some of the molecular characteristics that separate them from other life forms.
Genome News Network: New Amino acid Discovered in Methanosarcina barkeri - Reports on the discovery of a new amino acid, pyrrolysine, coded by UAG (normally a stop codon) in this methanogen.
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