dyella jejuensis dyella jejuensis dyella jejuensis is a gram-negative, aerobic, rod-shaped and motile bacterium from the genus of dyella which has been isolated from soil from the hallasan mountain on jeju island in korea. dyella jejuensis scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: xanthomonadales family: rhodanobacteraceae genus: dyella species: d. jejuensis binomial name dyella jejuensiskim et al. 2015 type strain jcm 19615, kacc 17701, strain jp1