Biology:Hanseniaspora

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Short description: Genus of fungi


Hanseniaspora
Hanseniaspora uvarum.jpg
Hanseniaspora uvarum
Scientific classification
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Genus:
Hanseniaspora

Zikes ex Klöcker (1912)
Type species
Hanseniaspora valbyensis
Klöcker (1912)
Species[1]

See text

Synonyms[2]

Hanseniaspora is a genus of yeasts.[3] The name Kloeckera is applied to its anamorph form. They are typically apiculate (lemon-shaped) in shape and often found in grape musts pre-fermentation.

The genus name Hanseniaspora honours Emil Christian Hansen (1842–1909), who was a Danish mycologist and fermentation physiologist.[4] It was initially circumscribed by H. Zikes in 1911, but not validly published.[5] Albert Klöcker published the name validly the following year.[6]

The genus is notable for its loss of many highly conserved genes responsible for cell cycle regulation and genome integrity, resulting in increased evolution rates and genome size reduction. It can be divided into two lineages: a faster-evolving lineage (FEL) diversifying about 87 mya, and a slower one diversifying about 52 mya. The FEL has more of such gene losses, resulting in more dramatic changes in the genome and inactivation of multiple metabolic pathways. However, it has managed to diversity and thrive, showing that life can function without such regulation.[7]

Species

See also

References

  1. Kurtzman, Cletus P.; Fell, Jack W.; Boekhout, Teun, eds (2011). The Yeasts: A Taxonomic Study. 1 (5th ed.). Elsevier. p. 595. 
  2. "Synonymy. Current Name: Hanseniaspora Zikes ex Klöcker, Centbl. Bakt. ParasitKde, Abt. II 35: 385 (1912)". Species Fungorum. http://www.speciesfungorum.org/Names/SynSpecies.asp?RecordID=828979. 
  3. "Hanseniaspora Zikes, 1911" (in en). https://www.gbif.org/species/2598974. 
  4. Burkhardt, Lotte (2022) (in German) (pdf). Eine Enzyklopädie zu eponymischen Pflanzennamen. Berlin: Botanic Garden and Botanical Museum, Freie Universität Berlin. doi:10.3372/epolist2022. ISBN 978-3-946292-41-8. https://doi.org/10.3372/epolist2022. Retrieved January 27, 2022. 
  5. "Record Details: Hanseniaspora Zikes, Centbl. Bakt. ParasitKde, Abt. II 30: 148 (1911)". Index Fungorum. http://www.indexfungorum.org/names/NamesRecord.asp?RecordID=2218. 
  6. Klöcker, A. (1912). "Beschreibungen von 17 "Saccharomyces apiculatus"-Formen" (in de). Zentralblatt für Bakteriologie und Parasitenkunde, Abteilung 2. 35: 375–388. 
  7. Steenwyk, Jacob L.; Opulente, Dana A.; Kominek, Jacek; Shen, Xing-Xing; Zhou, Xiaofan; Labella, Abigail L.; Bradley, Noah P.; Eichman, Brandt F. et al. (21 May 2019). "Extensive loss of cell-cycle and DNA repair genes in an ancient lineage of bipolar budding yeasts". PLOS Biology 17 (5): e3000255. doi:10.1371/journal.pbio.3000255. PMID 31112549. 
  8. Kirk, Paul (Feb 2020). Kirk, Paul. ed. Hanseniaspora gamundiae Libkind, Čadež & Hittinger. Catalogue of Life. doi:10.48580/dfp3-4hj. https://www.catalogueoflife.org/data/taxon/3JJY9. 


Wikidata ☰ Q559489 entry