Web Directory

» 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.
   http://www.aist.go.jp/RIODB/archaic/

» Archaea
   Short, simple introduction to these organisms.
   http://www.microbe.org/microbes/archaea.asp

» Archaea (Archaebacteria)
   Taxonomy, description, and extensive references, with particular emphasis on the Crenarchaeota (classified here as a Kingdom.)
   http://tolweb.org/tree?group=Archaea&contgroup=Life

» 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.
   http://news.bbc.co.uk/1/hi/sci/tech/399972.stm

» 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
   http://aem.asm.org/cgi/content/full/67/8/3618

» Domain Archaea
   Systematic discussion of the various phyla within the Crenarchaea, Euryarchaeota, based on RNA differences.
   http://comenius.susqu.edu/bi/202/ARCHAEA/

» Extremophiles Research Group
   This group, based at the School of Biological Sciences at the University of Hong Kong, acts as a centre for research, teaching and outreach related to life in extreme environments.
   http://www.extremophiles.net

» 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.
   http://www.genomenewsnetwork.org/articles/05_02/amino_acid.shtml

» 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.
   http://ethesis.helsinki.fi/julkaisut/maa/skemi/vk/jurgens/

» Horikoshi Superbugs
   Summary of interesting organisms discovered during a search for extremophiles, including a picture of the triangular halophile Haloarcula japonicus.
   http://www.jst.go.jp/erato/project/htkb_P/htkb_P.html

» Introduction to the Archaea
   Covers their main groupings, chemical differences from other life forms, fossil record, and the structure of their cell walls.
   http://www.ucmp.berkeley.edu/archaea/archaea.html

» Life in Extreme Environments
   Links to information about thermophiles, halophiles, and other extremophiles both inside and outside of the domain Archaea.
   http://www.astrobiology.com/extreme.html

» Open Questions: Archaea and Extremophiles
   Annotated list of recommended sources.
   http://www.openquestions.com/oq-bi002.htm

» Procaryotic Life
   Online textbook chapter from the University of Wisconsin, discussing the origin of life and touching on some of the molecular characteristics that separate the domains, Archaea and Bacteria.
   http://www.textbookofbacteriology.net/bacteriology.html

» Taxonomy Browser (Archaea)
   Shows the relationships among the recognized groups, and samples yet to be named or classified.
   http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?name=Archaea

» The Archaea
   General introduction, mentioning most known genera and species of Euryarchaeota and Crenarchaeota. Includes some technical details such as toxin sensitivities.
   http://www.earthlife.net/prokaryotes/archaea.html

» Why Sequence a Korarchaeota Community?
   Brief discussion of the importance of this lineage in Obsidian Pool, and of the benefits to be gained by understanding the genome.
   http://www.jgi.doe.gov/sequencing/why/3488.html

» Wikispecies: Archaea
   Taxonomy browser, with some links.
   http://species.wikimedia.org/wiki/Archaea