{{Short description|Genus of viruses}} {{Virusbox | taxon = Betasatellite | subdivision = See text }}
'''''Betasatellite''''' is a genus of satellite nucleic acids in the family ''Tolecusatellitidae''. The genus contains 120 species.<ref name="ICTV">{{cite web |title=Virus Taxonomy: 2025 Release |url=https://ictv.global/taxonomy |publisher=International Committee on Taxonomy of Viruses |access-date=26 March 2026 |language=en}}</ref> They are small, circular, single-stranded DNA molecules that rely on helper viruses like begomoviruses for replication, movement, and encapsidation. These satellites encode a multifunctional protein known as βC1, which is approximately 13.5 kDa in size and plays a crucial role in the suppression of host plant defense responses, contributing to the severity of diseases caused by the associated viruses.<ref>Gnanasekaran et al. (2019). "Multifaceted role of geminivirus associated betasatellite in pathogenesis." Molecular Plant Pathology. https://doi.org/10.1111/mpp.12800</ref><ref>Mubin et al. (2020). "Journey of begomovirus betasatellite molecules: from satellites to indispensable partners." Journal of General Virology.https://doi.org/10.1007/s11262-019-01716-5</ref>
==Name== The name '''''Beta'''satellite'' is a combination of '''''Beta''''', because they used to be referred to as DNA-β to distinguish them from DNA-B of begomoviruses, and ''satellite'', the fact that it is a satellite.<ref name="delta">{{cite web |title= Proposal 2016.021a-kP.A.v2.Tolecusatellitidae.pdf PDF |url=https://ictv.global/ictv/proposals/2016.021a-kP.A.v2.Tolecusatellitidae.pdf |publisher=International Committee on Taxonomy of Viruses |access-date=19 August 2023 |language=en}}</ref>
==Taxonomy== The genus contains the following species:<ref name="ICTV" />
{{div col|colwidth=25em}} * ''Betasatellite abelmoschusinvolutionis'' * ''Betasatellite abelmoschusmusiviflavi'' * ''Betasatellite abelmoschusomanense'' * ''Betasatellite agerabueaense'' * ''Betasatellite ageracameroonense'' * ''Betasatellite ageraflavi'' * ''Betasatellite ageraflavichinaense'' * ''Betasatellite ageraflavinvolutionis'' * ''Betasatellite ageraflavisrilankaense'' * ''Betasatellite alternantherae'' * ''Betasatellite andrographis'' * ''Betasatellite capsi'' * ''Betasatellite capsijaunpurense'' * ''Betasatellite capsisrilankaense'' * ''Betasatellite cardiospermi'' * ''Betasatellite caricachinaense'' * ''Betasatellite caricae'' * ''Betasatellite caricagandhinagarense'' * ''Betasatellite caricaindianense'' * ''Betasatellite caricaindianensesecundi'' * ''Betasatellite codiaei'' * ''Betasatellite codiaeumflavi'' * ''Betasatellite emiliae'' * ''Betasatellite emiliafujianense'' * ''Betasatellite erectitis'' * ''Betasatellite eupatorii'' * ''Betasatellite eupatoriumflavi'' * ''Betasatellite gossypibahraichense'' * ''Betasatellite gossypibangalorenseprimi'' * ''Betasatellite gossypibangalorensequarti'' * ''Betasatellite gossypibangalorensesecundi'' * ''Betasatellite gossypibangalorensetertii'' * ''Betasatellite gossypiburkinafasoense'' * ''Betasatellite gossypigeziraense'' * ''Betasatellite gossypikashmirense'' * ''Betasatellite gossypimultanense'' * ''Betasatellite gossypitandojamense'' * ''Betasatellite hedyotis'' * ''Betasatellite hibisci'' * ''Betasatellite hibiscusvenae'' * ''Betasatellite ioniceravenaflavi'' * ''Betasatellite ioniceravenaibarakiense'' * ''Betasatellite ioniceravenamusiviflavi'' * ''Betasatellite ioniceravenanaraense'' * ''Betasatellite leucatis'' * ''Betasatellite linderniae'' * ''Betasatellite ludwigiae'' * ''Betasatellite ludwigiaprimi'' * ''Betasatellite ludwigiasecundi'' * ''Betasatellite ludwigiatertii'' * ''Betasatellite malvastri'' * ''Betasatellite malvastrumcambodiaense'' * ''Betasatellite malvastrumflavi'' * ''Betasatellite malvastrumyunnanenseprimi'' * ''Betasatellite malvastrumyunnanensesecundi'' * ''Betasatellite mirabilis'' * ''Betasatellite momordicae'' * ''Betasatellite nicotianachlorosis'' * ''Betasatellite nicotianae'' * ''Betasatellite nicotianajapanense'' * ''Betasatellite nicotianapatnaense'' * ''Betasatellite nicotianasheikhupuraense'' * ''Betasatellite nicotianayunnanense'' * ''Betasatellite nicotianinvolutionis'' * ''Betasatellite phaseoli'' * ''Betasatellite pisi'' * ''Betasatellite raphani'' * ''Betasatellite rhynchosiae'' * ''Betasatellite rosae'' * ''Betasatellite sidabarrackporense'' * ''Betasatellite sidae'' * ''Betasatellite sidamaduraiense'' * ''Betasatellite sidamusivi'' * ''Betasatellite sidavietnamenseprimo'' * ''Betasatellite sidavietnamensesecundi'' * ''Betasatellite siegesbeckiae'' * ''Betasatellite siegesbeckiaguangxiense'' * ''Betasatellite siegesbeckiasecundi'' * ''Betasatellite solani'' * ''Betasatellite solanibangalorense'' * ''Betasatellite solanibangalorensesecundi'' * ''Betasatellite solanibangladeshense'' * ''Betasatellite solanibundiense'' * ''Betasatellite solanichinaense'' * ''Betasatellite solaniflavuschinaense'' * ''Betasatellite solaniflavushandongense'' * ''Betasatellite solaniflavusparvi'' * ''Betasatellite solaniflavusthailandense'' * ''Betasatellite solaniflavusvietnamense'' * ''Betasatellite solaniflavusyunnanense'' * ''Betasatellite solanighanaenseprimi'' * ''Betasatellite solanighanaensesecundi'' * ''Betasatellite solanighandinagarense'' * ''Betasatellite solanihajipurense'' * ''Betasatellite solanijavaense'' * ''Betasatellite solanijoydebpurense'' * ''Betasatellite solanijoydebpurensesecundi'' * ''Betasatellite solanikarnatakaense'' * ''Betasatellite solanilagunaense'' * ''Betasatellite solanilaosense'' * ''Betasatellite solanilucknowense'' * ''Betasatellite solanimalaysiaense'' * ''Betasatellite solanindianense'' * ''Betasatellite solaninepalense'' * ''Betasatellite solanipakistanense'' * ''Betasatellite solanipanipatense'' * ''Betasatellite solanipatnaense'' * ''Betasatellite solaniphilippinense'' * ''Betasatellite solanipunense'' * ''Betasatellite solaniranchiense'' * ''Betasatellite solanisecundi'' * ''Betasatellite solanisrilankaense'' * ''Betasatellite solanitogoense'' * ''Betasatellite solaniyemenense'' * ''Betasatellite trigonellae'' * ''Betasatellite vernoniae'' * ''Betasatellite verrnoniaflavi'' * ''Betasatellite verrnoniaflavusfujianense'' * ''Betasatellite vignae'' * ''Betasatellite zinniae'' {{div col end}}
== References == {{Reflist}}
{{Life, non-cellular life, and comparable structures}} {{Taxonbar|from=Q29002276}}
Category:Virus genera
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