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PredicateObject
rdf:type
lifeskim:mentions
pubmed:dateCreated
2000-6-28
pubmed:databankReference
pubmed:abstractText
A novel barophilic, hyperthermophilic archaeon was isolated from a deep-sea hydrothermal vent chimney at the Myojin Knoll in the Ogasawara-Bonin Arc, Japan. The cells were found to be irregular cocci and motile with multiple polar flagella. Growth was observed between 60 and 88 degrees C (opt. 83 degrees C; 30 min doubling time), pH 4.0 and 8.0 (opt. pH 6.0), 20 and 73 g sea salts l-1 (opt. 47 g l-1) and 0.1 and 60 MPa (opt. 30 MPa). The isolate was a strictly anaerobic chemoorganotroph capable of utilizing proteinaceous substrates such as yeast extract, peptone, tryptone and casein in the presence of elemental sulfur or ferrous iron. The G + C content of the genomic DNA was 53.5 mol%. Phylogenetic analysis based on 16S rDNA sequences indicated that the isolate was a member of an ancient lineage of the Thermococcales that diverged prior to the formation of the two genera Thermococcus and Pyrococcus. On the basis of the physiological and molecular properties of the new isolate, the name Palaeococcus ferrophilus gen. nov., sp. nov. is proposed. The type strain is strain DMJT (= JCM 10417) [corrected].
pubmed:commentsCorrections
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Mar
pubmed:issn
1466-5026
pubmed:author
pubmed:issnType
Print
pubmed:volume
50 Pt 2
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
489-500
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
2000
pubmed:articleTitle
Palaeococcus ferrophilus gen. nov., sp. nov., a barophilic, hyperthermophilic archaeon from a deep-sea hydrothermal vent chimney.
pubmed:affiliation
Deep-sea Micro-organisms Research Group (DEEP-STAR), Japan Marine Science and Technology Center (JAMSTEC), Yokosuka, Japan. ken.takai@pnl.gov
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't