Asgard archaea
E758100
Asgard archaea are a diverse group of archaea thought to be closely related to the ancestors of eukaryotes, providing key insights into the origin of complex cellular life.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Asgard archaea canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T8813524 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Asgard archaea Context triple: [TACK superphylum, relatedTo, Asgard archaea]
-
A.
Nanoarchaeum equitans
Nanoarchaeum equitans is a tiny symbiotic archaeon known for its extremely small genome and dependence on its host Ignicoccus for many essential metabolic functions.
-
B.
Archaea
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.
-
C.
Korarchaeota
Korarchaeota are a deeply branching, poorly understood lineage of Archaea typically found in high-temperature environments and known mainly from environmental DNA rather than cultivated representatives.
-
D.
Nanoarchaeota
Nanoarchaeota is a phylum of ultra-small, symbiotic archaea known for their reduced genomes and association with other archaeal hosts in extreme environments.
-
E.
Thaumarchaeota
Thaumarchaeota are a phylum of Archaea known primarily for their role in ammonia oxidation and global nitrogen cycling in diverse environments.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Asgard archaea Target entity description: Asgard archaea are a diverse group of archaea thought to be closely related to the ancestors of eukaryotes, providing key insights into the origin of complex cellular life.
-
A.
Nanoarchaeum equitans
Nanoarchaeum equitans is a tiny symbiotic archaeon known for its extremely small genome and dependence on its host Ignicoccus for many essential metabolic functions.
-
B.
Archaea
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.
-
C.
Korarchaeota
Korarchaeota are a deeply branching, poorly understood lineage of Archaea typically found in high-temperature environments and known mainly from environmental DNA rather than cultivated representatives.
-
D.
Nanoarchaeota
Nanoarchaeota is a phylum of ultra-small, symbiotic archaea known for their reduced genomes and association with other archaeal hosts in extreme environments.
-
E.
Thaumarchaeota
Thaumarchaeota are a phylum of Archaea known primarily for their role in ammonia oxidation and global nitrogen cycling in diverse environments.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
archaeal superphylum
ⓘ
prokaryote ⓘ |
| areAssociatedWith |
carbon cycling in marine sediments
ⓘ
sulfur cycling ⓘ |
| areConsidered | closest known archaeal relatives of eukaryotes ⓘ |
| areDifficultTo | culture in laboratory ⓘ |
| areImportantFor | understanding evolution of cellular complexity ⓘ |
| areMostlyKnownFrom | environmental DNA sequences ⓘ |
| areNamedAfter |
Asgard from Norse mythology
ⓘ
linked to:
Asgard
|
| areRelatedTo | eukaryotes ⓘ |
| areStudiedUsing |
metagenomics
ⓘ
single-cell genomics ⓘ |
| areThoughtToHave |
anaerobic metabolisms
ⓘ
mixotrophic lifestyles ⓘ |
| areTypicallyFoundIn |
anoxic sediments
ⓘ
deep-sea environments ⓘ hydrothermal vent fields ⓘ marine sediments ⓘ |
| challenge | traditional three-domain tree of life ⓘ |
| contain |
Baldrarchaeota
ⓘ
Freyrarchaeota ⓘ Heimdallarchaeota ⓘ Helarchaeota ⓘ Hermodarchaeota ⓘ Lokiarchaeota ⓘ Njordarchaeota ⓘ Odinarchaeota ⓘ Sigynarchaeota ⓘ Thorarchaeota ⓘ
linked to:
Lokiarchaeota
Tyrarchaeota ⓘ |
| domain | Archaea ⓘ |
| encode |
ESCRT-related proteins
ⓘ
actin-related proteins ⓘ cytoskeleton-associated proteins ⓘ small GTPases ⓘ ubiquitin-related proteins ⓘ |
| firstDescribedFrom | marine sediment metagenomes ⓘ |
| have | relatively large genomes for archaea ⓘ |
| haveBeen | partially enriched in co-culture experiments ⓘ |
| haveGenomeFeatures | eukaryotic signature proteins ⓘ |
| haveTypeGenus |
Candidatus Lokiarchaeum
ⓘ
linked to:
Lokiarchaeota
|
| kingdom | Archaea ⓘ |
| provideInsightInto |
eukaryogenesis
ⓘ
origin of complex cellular life ⓘ origin of eukaryotes ⓘ |
| support | two-domain tree of life hypothesis ⓘ |
| taxonRank | superphylum ⓘ |
| wereFirstReportedIn | 2015 ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Asgard archaea Description of subject: Asgard archaea are a diverse group of archaea thought to be closely related to the ancestors of eukaryotes, providing key insights into the origin of complex cellular life.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Proteoarchaeota (in some classifications)