. . "g-proteobacteria"^^ . "Gammaproteobacteria"^^ . "gamma subgroup"^^ . "Purple bacteria, gamma subdivision"^^ . "gamma subdivision"^^ . "PMID:16280474"^^ . "Gammaproteobacteria Garrity et al. 2005"^^ . . "ncbi_taxonomy"^^ . "Proteobacteria gamma subdivision"^^ . "GC_ID:11"^^ . "gamma proteobacteria"^^ .