Biology:Aegilops tauschii

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Short description: Species of grass

Aegilops tauschii
Aegilops tauschii ARS-1.jpg
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Clade: Commelinids
Order: Poales
Family: Poaceae
Subfamily: Pooideae
Genus: Aegilops
Species:
A. tauschii
Binomial name
Aegilops tauschii
Coss.[1]
Synonyms[2]

Aegilops tauschii, the Tausch's goatgrass or rough-spike hard grass, is an annual grass species.[1] It is native to Crimea, the Caucasus region, western and Central Asia, Afghanistan, Pakistan, the western Himalaya, and parts of China, and has been introduced to other locales, including California.[2]

Taxonomy

Aegilops tauschii is part of the tribe Triticeae, along with wheat. It is a diploid (2n=2x=14, DD) goatgrass species[3] which has contributed the D genome to common wheat.[4]

Genome

Zimin et al., 2016 provides a genome assembly.[5]

The Lr42 nucleotide-binding site leucine-rich repeat (NLR) is a resistance gene used in hexaploid wheat but originating in this species.[6] Lr42 confers all-stage resistance to leaf rust.[6] Lin et al., 2022 localize Lr42 to AET1Gv20040300 by cloning and sequence- and functional-analyses.[6]

Subspecies

The following subspecies are accepted:[2]

  • Aegilops tauschii subsp. strangulata (Eig) Tzvelev – western part of range
  • Aegilops tauschii subsp. tauschii

References

  1. 1.0 1.1 {{citation | mode = cs1 | title = Aegilops tauschii | work = Germplasm Resources Information Network (GRIN) | url = | publisher = [[Organization:Agricultural Research ServAgricultural Research Service (ARS), United States Department of Agriculture (USDA) | access-date = 19 January 2018 }}
  2. 2.0 2.1 2.2 "Aegilops tauschii Coss.". Board of Trustees of the Royal Botanic Gardens, Kew. http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:384652-1. 
  3. Jin, Jinpu; Tian, Feng; Yang, De-Chang; Meng, Yu-Qi; Kong, Lei; Luo, Jingchu; Gao, Ge (2016). "PlantTFDB 4.0: toward a central hub for transcription factors and regulatory interactions in plants". Nucleic Acids Research (Oxford University Press (OUP)) 45 (D1): D1040–D1045. doi:10.1093/nar/gkw982. ISSN 0305-1048. PMID 27924042. 
    Sims, David; Sudbery, Ian; Ilott, Nicholas; Heger, Andreas; Ponting, Chris (2014). "Sequencing depth and coverage: key considerations in genomic analyses". Nature Reviews Genetics (Nature Portfolio) 15 (2): 121–132. doi:10.1038/nrg3642. ISSN 1471-0056. PMID 24434847. 
    These reviews cite this research.
    Jia, Jizeng; Zhao, Shancen; Kong, Xiuying; Li, Yingrui; Zhao, Guangyao; He, Weiming; Appels, Rudi; Pfeifer, Matthias et al. (2013-04-04). "Aegilops tauschii draft genome sequence reveals a gene repertoire for wheat adaptation" (in en). Nature 496 (7443): 91–95. doi:10.1038/nature12028. ISSN 0028-0836. PMID 23535592. Bibcode2013Natur.496...91.. 
  4. Kishii, Masahiro (2019-05-09). "An Update of Recent Use of Aegilops Species in Wheat Breeding". Frontiers in Plant Science (Frontiers Media SA) 10: 585. doi:10.3389/fpls.2019.00585. ISSN 1664-462X. PMID 31143197. 
  5. Kolmogorov, Mikhail; Yuan, Jeffrey; Lin, Yu; Pevzner, Pavel A. (2019). "Assembly of long, error-prone reads using repeat graphs". Nature Biotechnology (Nature Portfolio) 37 (5): 540–546. doi:10.1038/s41587-019-0072-8. PMID 30936562. 
    This review cites this research.
    Zimin, A. V.; Puiu, D.; Luo, M. C.; Zhu, T.; Koren, S.; Marçais, G.; Yorke, J. A.; Dvořák, J. et al. (2016). "Hybrid assembly of the large and highly repetitive genome of Aegilops tauschii, a progenitor of bread wheat, with the mega-reads algorithm". Genome Research (Cold Spring Harbor Laboratory Press) 27 (5): 787–792. doi:10.1101/gr.213405.116. ISSN 1088-9051. PMID 28130360. 
  6. 6.0 6.1 6.2
    Huang, Jun; Liu, Sanzhen; Cook, David E. (2023). "Dynamic Genomes - Mechanisms and consequences of genomic diversity impacting plant-fungal interactions". Physiological and Molecular Plant Pathology (Elsevier BV) 125: 102006. doi:10.1016/j.pmpp.2023.102006. 
    This review cites this research.
    Lin, Guifang; Chen, Hui; Tian, Bin; Sehgal, Sunish K.; Singh, Lovepreet; Xie, Jingzhong; Rawat, Nidhi; Juliana, Philomin et al. (2022). "Cloning of the broadly effective wheat leaf rust resistance gene Lr42 transferred from Aegilops tauschii". Nature Communications 13 (1): 3044. doi:10.1038/s41467-022-30784-9. PMID 35650212. 

Wikidata ☰ Q4687582 entry