Archaea
E6420
Archaea are a domain of single-celled microorganisms distinct from bacteria and eukaryotes, often known for thriving in extreme environments and possessing unique biochemical and genetic features.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Archaea canonical | 25 |
| Archaea domain | 1 |
Statements (85)
| Predicate | Object |
|---|---|
| instanceOf |
domain of life
ⓘ
microorganism ⓘ prokaryote ⓘ |
| archaellaSimilarity | functionally similar to bacterial flagella ⓘ |
| archaellaStructure | distinct from bacterial flagella ⓘ |
| biotechnologicalUses |
extremozymes
ⓘ
thermostable enzymes ⓘ |
| cellDivisionMachinery | shares features with eukaryotes ⓘ |
| cellShape |
bacilli
ⓘ
cocci ⓘ irregular shapes ⓘ |
| cellType | unicellular ⓘ |
| cellWallComponents |
polysaccharides
ⓘ
proteins ⓘ pseudopeptidoglycan ⓘ |
| cellWallContainsPeptidoglycan | false ⓘ |
| chromosomeStructure | single circular chromosome ⓘ |
| discoveredBy | Carl Woese ⓘ |
| discoveryMethod | 16S rRNA sequence analysis ⓘ |
| distinguishedFrom |
Monera
ⓘ
surface form:
Bacteria
Eukarya ⓘ |
| electronAcceptors |
carbon dioxide
ⓘ
metal ions ⓘ nitrate ⓘ sulfur ⓘ |
| energySources |
chemolithotrophy
ⓘ
chemoorganotrophy ⓘ phototrophy (non-oxygenic) ⓘ |
| environmentalImportance |
greenhouse gas emissions control
ⓘ
nutrient cycling ⓘ |
| foundIn |
biofilms
ⓘ
marine plankton ⓘ sediments ⓘ |
| GCContent | variable ⓘ |
| geneticMaterial | circular DNA chromosome ⓘ |
| genomeSizeRange | small to moderate ⓘ |
| habitats |
acidic environments
ⓘ
alkaline environments ⓘ animal digestive tracts ⓘ hot springs ⓘ human microbiome ⓘ hydrothermal vents ⓘ open ocean ⓘ salt lakes ⓘ soil ⓘ |
| histoneLikeProteins | present ⓘ |
| includes |
acidophiles
ⓘ
halophiles ⓘ methanogens ⓘ psychrophiles ⓘ thermophiles ⓘ |
| intronsInGenes | sometimes present ⓘ |
| kingdomsIncluded |
Crenarchaeota
ⓘ
Euryarchaeota ⓘ Korarchaeota ⓘ Nanoarchaeota ⓘ Thaumarchaeota ⓘ |
| membraneBoundOrganelles | absent ⓘ |
| membraneLipidBackbone | glycerol-1-phosphate ⓘ |
| membraneLipidSideChains | isoprenoid chains ⓘ |
| membraneLipidType | ether-linked lipids ⓘ |
| metabolicDiversity | high ⓘ |
| motilityStructures | archaella ⓘ |
| nucleus | absent ⓘ |
| originalName | archaebacteria ⓘ |
| oxygenRelationship |
aerobic species present
ⓘ
anaerobic species present ⓘ |
| pathogenicityToHumans | rare or unknown ⓘ |
| peptidoglycanTargetingAntibioticSensitivity | generally resistant ⓘ |
| phylogeneticPosition | separate from bacteria and eukaryotes ⓘ |
| plasmids | present ⓘ |
| recognizedAsDomain | late 1970s ⓘ |
| reproductionMethods |
binary fission
ⓘ
budding ⓘ fragmentation ⓘ |
| reproductionType | asexual ⓘ |
| ribosomalRNAFeatures | similar to eukaryotes ⓘ |
| ribosomeType | 70S ⓘ |
| roleInCarbonCycle | methane production ⓘ |
| roleInNitrogenCycle | ammonia oxidation ⓘ |
| sporeFormation | generally absent ⓘ |
| taxonomicRank | domain ⓘ |
| transcriptionMachinerySimilarity | eukaryotes ⓘ |
| translationInitiation | similar to eukaryotes ⓘ |
| tRNAFeatures | similar to eukaryotes ⓘ |
Referenced by (26)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Archaea domain