Name: Hydrogenobacter thermophilus Kawasumi et al. 1984

Category: Species

Proposed as: sp. nov.

Etymology: ther.mo’phi.lus. Gr. fem. adj. thermê, heat; N.L. masc. adj. suff. -philus, friend, loving; from Gr. masc. adj. philos, on; N.L. masc. adj. thermophilus, heat-loving

Pronunciation (Latin), gender: … t^her-MO-p^hi-lus, masculine

Type strain: DSM 6534; IAM 12695; JCM 7687; NBRC 102181; TK-6

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: Z30214 Analyse FASTA

Valid publication: Kawasumi T, Igarashi Y, Kodama T, Minoda Y. Hydrogenobacter thermophilus gen. nov., sp. nov., an extremely thermophilic, aerobic, hydrogen-oxidizing bacterium. Int. J. Syst. Bacteriol. 1984; 34:5-10. 🇯🇵

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🥇 Nomenclatural type of the genus Hydrogenobacter Kawasumi et al. 1984. Publication: Kawasumi T, Igarashi Y, Kodama T, Minoda Y. Hydrogenobacter thermophilus gen. nov., sp. nov., an extremely thermophilic, aerobic, hydrogen-oxidizing bacterium. Int. J. Syst. Bacteriol. 1984; 34:5-10. 🇯🇵
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1. — If in doubt, use the risk group given in the regulations for your country and, if these are not available, use the risk group given in the catalogue of the culture collection from which you have obtained or intend to obtain the strain.
  • 🎓 Name mentioned 134 times in PubMed until 2025-06-04.
  • 🧍 The genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project. Publication: Zeytun A, Sikorski J, Nolan M, Lapidus A, Lucas S, Han J, Tice H, Cheng JF, Tapia R, Goodwin L, et al. Complete genome sequence of Hydrogenobacter thermophilus type strain (TK-6). Stand Genomic Sci 2011; 4:131-143. 🇺🇸

Parent taxon: Hydrogenobacter Kawasumi et al. 1984

Assigned by: Kawasumi T, Igarashi Y, Kodama T, Minoda Y. Hydrogenobacter thermophilus gen. nov., sp. nov., an extremely thermophilic, aerobic, hydrogen-oxidizing bacterium. Int. J. Syst. Bacteriol. 1984; 34:5-10. 🇯🇵

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Record number: 776935