Etymology:Gr. masc. n.Prôteus, Greek god of the sea, capable of assuming many different shapes; N.L. neut. n.bacterium, a rod; N.L. neut. pl. n.bacteria, plural of bacterium; N.L. neut. pl. n.Proteobacteria, protean phylum of bacteria of diverse properties despite a common ancestry, and having 16S rRNA gene sequences related to those of the members of the order Pseudomonadales
Original publication:
Garrity GM, Bell JA, Lilburn T. Phylum XIV. Proteobacteria phyl. nov. In: Brenner DJ, Krieg NR, Staley JT, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 2 (The Proteobacteria), part B (The Gammaproteobacteria), Springer, New York, 2005, p. 1.
IJSEM list:
Euzeby JP. Validation list no. 106. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2005; 55:2235-2238.
Battistuzzi and Hedges (2009) assigned this phylum to the superphylum "Hydrobacteria" Battistuzzi and Hedges 2009.Publication:
Battistuzzi FU, Hedges SB. A major clade of prokaryotes with ancient adaptations to life on land. Mol Biol Evol 2009; 26:335-343.
Brenner et al. (2005) assigned this phylum to the domain "Bacteria" Woese et al. 1990.Publication:
Garrity GM, Bell JA, Lilburn T. Phylum XIV. Proteobacteria phyl. nov. In: Brenner DJ, Krieg NR, Staley JT, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 2 (The Proteobacteria), part B (The Gammaproteobacteria), Springer, New York, 2005, p. 1.
Cavalier-Smith and Chao (2020) assigned this phylum to the parvkingdom "Proteobacteria".Publication:
Cavalier-Smith T, Chao EE. Multidomain ribosomal protein trees and the planctobacterial origin of neomura (eukaryotes, archaebacteria). Protoplasma 2020; 257:621-753.
Luketa (2012) assigned this phylum to the kingdom "Hydrobacterida" Luketa 2012.Publication:
Luketa S. New views on the megaclassification of life. Protistology 2012; 7:218-237.
Boden et al. (2017) assigned the class Hydrogenophilalia Boden et al. 2017 to this phylum.Publication:
Boden R, Hutt LP, Rae AW. Reclassification of Thiobacillus aquaesulis (Wood & Kelly, 1995) as Annwoodia aquaesulis gen. nov., comb. nov., transfer of Thiobacillus (Beijerinck, 1904) from the Hydrogenophilales to the Nitrosomonadales, proposal of Hydrogenophilalia class. nov. within the 'Proteobacteria', and four new families within the orders Nitrosomonadales and Rhodocyclales. Int J Syst Evol Microbiol 2017; 67:1191-1205.
Brenner et al. (2005) assigned the class Gammaproteobacteria Garrity et al. 2005 to this phylum.Publication:
Garrity GM, Bell JA, Lilburn T. Class III. Gammaproteobacteria class. nov. In: Brenner DJ, Krieg NR, Staley JT, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 2 (The Proteobacteria), part B (The Gammaproteobacteria), Springer, New York, 2005, p. 1.
Brenner et al. (2005) assigned the class Alphaproteobacteria Garrity et al. 2006 to this phylum.Publication:
Garrity GM, Bell JA, Lilburn T. Class III. Gammaproteobacteria class. nov. In: Brenner DJ, Krieg NR, Staley JT, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 2 (The Proteobacteria), part B (The Gammaproteobacteria), Springer, New York, 2005, p. 1.
Brenner et al. (2005) assigned the class Betaproteobacteria Garrity et al. 2006 to this phylum.Publication:
Garrity GM, Bell JA, Lilburn T. Class III. Gammaproteobacteria class. nov. In: Brenner DJ, Krieg NR, Staley JT, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 2 (The Proteobacteria), part B (The Gammaproteobacteria), Springer, New York, 2005, p. 1.
Brenner et al. (2005) assigned the class Deltaproteobacteria Kuever et al. 2006 to this phylum.Publication:
Garrity GM, Bell JA, Lilburn T. Class III. Gammaproteobacteria class. nov. In: Brenner DJ, Krieg NR, Staley JT, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 2 (The Proteobacteria), part B (The Gammaproteobacteria), Springer, New York, 2005, p. 1.
Brenner et al. (2005) assigned the class Epsilonproteobacteria Garrity et al. 2006 to this phylum.Publication:
Garrity GM, Bell JA, Lilburn T. Class III. Gammaproteobacteria class. nov. In: Brenner DJ, Krieg NR, Staley JT, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 2 (The Proteobacteria), part B (The Gammaproteobacteria), Springer, New York, 2005, p. 1.
Cavalier-Smith and Chao (2020) assigned the subphylum "Acidobacteria" to this phylum.Publication:
Cavalier-Smith T, Chao EE. Multidomain ribosomal protein trees and the planctobacterial origin of neomura (eukaryotes, archaebacteria). Protoplasma 2020; 257:621-753.
Emerson et al. (2007) assigned the class "Candidatus Zetaproteobacteria" Emerson et al. 2007 to this phylum.Publication:
Emerson D, Rentz JA, Lilburn TG, Davis RE, Aldrich H, Chan C, Moyer CL. A novel lineage of proteobacteria involved in formation of marine Fe-oxidizing microbial mat communities. PLoS One 2007; 2:e667.
Ludwig et al. (2021) assigned the class "Hydrogenophylalia" to this phylum.Publication:
Ludwig W, Viver T, Westram R, Francisco Gago J, Bustos-Caparros E, Knittel K, Amann R, Rossello-Mora R. Release LTP_12_2020, featuring a new ARB alignment and improved 16S rRNA tree for prokaryotic type strains. Syst Appl Microbiol 2021; 44:126218.
Nakai et al. (2014) assigned the class Oligoflexia Nakai et al. 2014 to this phylum.Publication:
Nakai R, Nishijima M, Tazato N, Handa Y, Karray F, Sayadi S, Isoda H, Naganuma T. Oligoflexus tunisiensis gen. nov., sp. nov., a Gram-negative, aerobic, filamentous bacterium of a novel proteobacterial lineage, and description of Oligoflexaceae fam. nov., Oligoflexales ord. nov. and Oligoflexia classis nov. Int J Syst Evol Microbiol 2014; 64:3353-3359.
Williams and Kelly (2013) assigned the class Acidithiobacillia Williams and Kelly 2013 to this phylum.Publication:
Williams KP, Kelly DP. Proposal for a new class within the phylum Proteobacteria, Acidithiobacillia classis nov., with the type order Acidithiobacillales, and emended description of the class Gammaproteobacteria. Int J Syst Evol Microbiol 2013; 63:2901-2906.
This taxon name is occasionally misprinted in some sources as: "Jroleobacteria"; "Jroteobacteria"; "Pateobacteria"; "Pmteobacteria"; "Poteobacteria"; "Preotobacteria"; "Profeobacferia"; "Profeobacteria"; "Proleobacteria"; "Proreobacteria"; "Protebacteria"; "Protenbacteria"; "Proteobacleiia"; "Proteobacleria"; "Proteobacreria"; "Proteobacte"; "Proteobacteiia"; "Proteobactena"; "Proteobacteriota"; "Proteobactma"; "Proteobuctena"; "Proteoobacteria"; "Proteoteobacteria"; "Proterobacteria"; "Protevbacteria"; "Prothbacteria"; "Protobacteria"; "Protrobacteria"; "Prottabacteria"; "Prottobacteria"; "Prouabacteria"; "Prouobacteria"; "Pvoteobacteria".
This taxon name is occasionally used in singular form as: "Proteobacter"; "Proteobacterium".