''Yokenella'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

bacteria Bacteria (; : bacterium) are ubiquitous, mostly free-living organisms often consisting of one Cell (biology), biological cell. They constitute a large domain (biology), domain of Prokaryote, prokaryotic microorganisms. Typically a few micr ...

of the family

Enterobacteriaceae Enterobacteriaceae is a large family (biology), family of Gram-negative bacteria. It includes over 30 genera and more than 100 species. Its classification above the level of Family (taxonomy), family is still a subject of debate, but one class ...

. ''Yokenella'' are

Gram-negative Gram-negative bacteria are bacteria that, unlike gram-positive bacteria, do not retain the crystal violet stain used in the Gram staining method of bacterial differentiation. Their defining characteristic is that their cell envelope consists ...

motile Motility is the ability of an organism to move independently using metabolic energy. This biological concept encompasses movement at various levels, from whole organisms to cells and subcellular components. Motility is observed in animals, mi ...

, rod-shaped bacteria. Strains of bacteria forming this genus were originally isolated from clinical samples, from the

boxelder bug ''Boisea'' is the least speciose genus of the soapberry bug subfamily. Members of this genus are found in North America, India, and Africa. Unlike other serinethine genera, the distribution of ''Boisea'' is very patchy; it is speculated that it ...

, and from

alligator An alligator, or colloquially gator, is a large reptile in the genus ''Alligator'' of the Family (biology), family Alligatoridae in the Order (biology), order Crocodilia. The two Extant taxon, extant species are the American alligator (''A. mis ...

s. There is only one species in this genus: ''Yokenella regensburgei''. ''Yokenella'' is not an important pathogen, but it has been found in sporadic cases of finger

osteitis Osteitis is inflammation of bone. More specifically, it can refer to one of the following conditions: * Osteomyelitis, or ''infectious osteitis'', mainly ''bacterial osteitis'' * Alveolar osteitis or "dry socket" * Condensing osteitis (or Osteit ...

, necrotizing

fasciitis Fasciitis is an inflammation of the fascia, which is the connective tissue surrounding muscles, blood vessels and nerves. In particular, it often involves one of the following diseases: * Necrotizing fasciitis * Plantar fasciitis * Ischemic fasc ...

, in

urinary tract infection A urinary tract infection (UTI) is an infection that affects a part of the urinary tract. Lower urinary tract infections may involve the bladder (cystitis) or urethra (urethritis) while upper urinary tract infections affect the kidney (pyel ...

s, and a few other diseases, some of which may have been caused by immunosupression. A draft

genome A genome is all the genetic information of an organism. It consists of nucleotide sequences of DNA (or RNA in RNA viruses). The nuclear genome includes protein-coding genes and non-coding genes, other functional regions of the genome such as ...

sequence is 5,277,883 bp in size and has 5,416 genes. The genome is thus larger than average bacterial genomes, such as ''Escherichia'' ''coli'' whose genome is about 4 MB in size.

References

External links

J.P. Euzéby: List of Prokaryotic names with Standing in Nomenclature - Genus Yokenella
Enterobacteriaceae Monotypic bacteria genera Bacteria genera {{Enterobacterales-stub