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Hyperthermophile - Wikipedia, the free encyclopedia
A hyperthermophile is an organism that thrives in extremely hot environments— from 60 degrees C (140 degrees F) upwards. An optimal temperature for the existence of Hyperthermophiles is above 80°C (...
en.wikipedia.org/wiki/Hyperthermophile |
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Thermophile - Wikipedia, the free encyclopedia
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In their basically anaerobic environments, hyperthermophiles (HT) gain energy by inorganic redox reactions employing compounds like molecular hydrogen, ...
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The Calvin cycle has not been found in hyperthermophiles (or any Archaea). Organotrophic metabolism mainly involves peptides and sugars as substrates, which are either oxidized to CO2 by external electron acceptors or fermented to acetate and other products.
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In general the biochemistry of hyperthermophiles proteins is very similar to that of mesophiles. When protein sequences and three-dimensional structures are compared, there are no significant differences among molecules: the sequences of homologous proteins from hyperthermophiles and mesophiles are 40 to 80% similar;
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The distribution of culturable hyperthermophiles was studied in relation to environmental conditions in the Kubiki oil reservoir in Japan, where the temperature was between 50 and 58°C. Dominant hyperthermophilic cocci and rods were isolated and shown to belong to the genera Thermococcus and Thermotoga, respectively,
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Encyclopedia article about Hyperthermophiles. Information about Hyperthermophiles in the Columbia Encyclopedia, Computer Desktop Encyclopedia, computing dictionary. ... Since many archaea are also hyperthermophiles and may be the most ancient life-forms on the planet, the investigators speculate that the archaea gave genes to A.
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