gluconacetobacter johannae gluconacetobacter johannae gluconacetobacter johannae is a species of acetic acid bacteria first isolated from rhizospheres and rhizoplanes of coffee plants. its type strain is cfn-cf55t (= atcc 700987t = dsm 13595t). gluconacetobacter johannae scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: rhodospirillales family: acetobacteraceae genus: gluconacetobacter species: g. johannaefuentes-ramírez et al. 2001