Name: Hathewaya proteolytica (Jain and Zeikus 1988) Lawson and Rainey 2016

Category: Species

Proposed as: comb. nov.

Basonym: Clostridium proteolyticum Jain and Zeikus 1988

Etymology: pro.te.o.ly’ti.ca. N.L. neut. n. proteinum, protein; N.L. fem. adj. lytica, able to loosen, able to dissolve; from Gr. masc. adj. lytikos, dissolving; N.L. fem. adj. proteolytica, protein dissolving

Pronunciation (Latin), gender: … pro-te-o-LY-ti-ka, feminine

Type strain: ATCC 49002; CG; DSM 3090

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: X73448 Analyse FASTA

Valid publication: Lawson PA, Rainey FA. Proposal to restrict the genus Clostridium Prazmowski to Clostridium butyricum and related species. Int J Syst Evol Microbiol 2016; 66:1009-1016. 🇺🇸

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 66, part 2 of the IJSEM. Int J Syst Evol Microbiol 2016; 66:1916-1919.

Nomenclatural status: validly published under the ICNP

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

Risk group: 1

• Synonyms:

  • Name	Kind
    Clostridium proteolyticum Jain and Zeikus 1988	homotypic synonym, validly published under the ICNP

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is 0.05659 (N = 26).
  • 😷 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 1 time 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 the genus.

Parent taxon: Hathewaya Lawson and Rainey 2016

Assigned by: Lawson PA, Rainey FA. Proposal to restrict the genus Clostridium Prazmowski to Clostridium butyricum and related species. Int J Syst Evol Microbiol 2016; 66:1009-1016. 🇺🇸

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Record number: 793807