Thaumarchaeota

E42438

Thaumarchaeota are a phylum of Archaea known primarily for their role in ammonia oxidation and global nitrogen cycling in diverse environments.


Statements (52)
Predicate Object
instanceOf archaeal phylum
abundance among most abundant microorganisms in the ocean
major component of marine picoplankton
carbonSource CO2
cellType prokaryotic
cellWallComponent pseudopeptidoglycan (in some members)
contains Cenarchaeales
Nitrosopumilales
Nitrososphaerales
Nitrosotaleales
distinguishedBy adaptation to low ammonia concentrations
ammonia monooxygenase (amoA) genes of archaeal type
domain Archaea
ecologicalRole ammonia-oxidizing archaea
energySource ammonia
firstDescribedAs distinct archaeal lineage based on 16S rRNA phylogeny
foundIn coastal waters
deep ocean
epipelagic zone
freshwater environments
hot springs
marine environments
mesopelagic zone
oligotrophic environments
open ocean
polar oceans
sediments
soils
terrestrial subsurface
genomeType circular double-stranded DNA
hasRepresentativeGenus Cenarchaeum
Nitrosopumilus
Nitrososphaera
hasTemperatureRange psychrophilic to thermophilic members
influences marine primary productivity via nitrogen availability
soil fertility via nitrification
kingdom Archaea
knownFor ammonia oxidation
role in global nitrogen cycle
metabolismType chemolithoautotrophic
oxidizes ammonia (NH3)
ammonium (NH4+)
oxygenRequirement aerobic (for most described members)
participatesIn marine nitrogen cycle
nitrification
soil nitrogen cycle
produces nitrite (NO2-)
relatedTo Crenarchaeota (historically grouped within Crenarchaeota)
taxonRank phylum
trophicType autotrophic
mixotrophic (in some members)
typeSpecies Nitrosopumilus maritimus (for marine AOA clade)

Referenced by (7)
Subject (surface form when different) Predicate
Thaumarchaeota ("Nitrososphaerales")
Thaumarchaeota ("Cenarchaeales")
Thaumarchaeota ("Nitrosotaleales")
contains
Euryarchaeota
distinguishedFrom
Thaumarchaeota ("Cenarchaeum")
hasRepresentativeGenus
Archaea
kingdomsIncluded
Thaumarchaeota ("Nitrosopumilus maritimus (for marine AOA clade)")
typeSpecies

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