What is Halomonadaceae?
{{Automatic taxobox | taxon = Halomonadaceae | image = GFAJ-1 (grown on phosphorus).jpg | image_caption = GFAJ-1 grown on phosphorus. | subdivision_ranks = Genera | subdivision = ''[[Aidingimonas]]''<br/> ''[[Carnimonas]]''<br/> ''[[Chromohalobacter]]''<br/> ''[[Cobetia]]''<br/> ''[[Deleya]]''<br/> ''[[Halomonas]]''<br/> ''[[Halotalea]]''<br/> ''[[Halovibrio]]''<br/> ''[[Kushneria]]''<br/> ''[[Modicisalibacter]]''<br/> ''[[Salicola]]''<ref>{{cite journal|title=Salicola|website=www.uniprot.org|url=https://www.uniprot.org/taxonomy/332339|language=en}}</ref><br/> ''[[Salinicola]]''<br/> ''[[Volcaniella]]''<br/> ''[[Zymobacter]]''<ref>{{cite web|url=http://www.bacterio.net/-classifgenerafamilies.html#Halomonadaceae |accessdate=25 June 2016 |title=List of genera included in families: Halomonadaceae |publisher=List of Prokaryotic Names with Standing in Nomenclature}}</ref> }} [[File:GFAJ-1 (grown on arsenic).jpg|thumb|right|200px|Magnified cells of bacterium GFAJ-1 grown on a medium containing arsenic.]] The '''Halomonadaceae''' are a family of [[halophilic]] [[proteobacteria]]. The family was originally created in 1988 to contain the genera ''Halomonas'' and ''Deleya''.<ref>Franzmann P.D., Wehmeyer U. and Stackebrandte E. 1988. Halomonadaceae fam. nov., a new family of the class Proteobacteria to accommodate the genera Halomonas and Deleya. ''Syst. Appl. Microbiol.'' '''11''', 16-19.</ref> Many of its members were only recently discovered, and research is discovering new facts about them. == GFAG-1 == '''GFAJ-1''' is a [[wikt:strain|strain]] of [[rod]]-shaped [[extremophile]] [[bacteria]] in the '''Halomonadaceae'''. It was claimed that, when it did not have [[phosphorus]], it took the usually [[poison]]ous [[Chemical element|element]] [[arsenic]] as a substitute.<ref name='arsenic extremophile'>{{cite news | author = Jason Palmer | title = Arsenic-loving bacteria may help in hunt for alien life | date = 2010 | url = https://www.bbc.co.uk/news/science-environment-11886943 | work = BBC News | accessdate = 2010-12-