Name: Dyadobacter jejuensis Chun et al. 2013

Category: Species

Proposed as: sp. nov.

Etymology: je.ju.en’sis. N.L. masc. adj. jejuensis, pertaining to Jeju Island, where the type strain was isolated

Pronunciation, gender: je-ju-EN-sis, masculine

Type strain: AM1R11; DSM 100346; JCM 17918; KACC 16446

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: JN597283 Analyse FASTA

Valid publication: Chun J, Kang JY, Joung Y, Kim H, Joh K, Jahng KY. Dyadobacter jejuensis sp. nov., isolated from seawater. Int J Syst Evol Microbiol 2013; 63:1788-1792.

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 63, part 5 of the IJSEM. Int J Syst Evol Microbiol 2013; 63:2755-2756.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

Risk group: 1

• Notes:
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 2 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — 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 2 times in PubMed until 2025-06-04.
  • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded risk group of other species in the genus.
  • 🧍 The genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project. Publication: Garcia-Lopez M, Meier-Kolthoff JP, Tindall BJ, Gronow S, Woyke T, Kyrpides NC, Hahnke RL, Goker M. Analysis of 1,000 Type-Strain Genomes Improves Taxonomic Classification of Bacteroidetes. Front Microbiol 2019; 10:2083.

Parent taxon: Dyadobacter Chelius and Triplett 2000

Assigned by: Chun J, Kang JY, Joung Y, Kim H, Joh K, Jahng KY. Dyadobacter jejuensis sp. nov., isolated from seawater. Int J Syst Evol Microbiol 2013; 63:1788-1792.

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Record number: 790739