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Strain identifier

BacDive ID: 6794

Type strain: Yes

Species: Leptonema illini

Strain Designation: 3055

Strain history: <- R. Galloway, CDC; 3055 {2008} <- L.E. Hanson

NCBI tax ID(s): 929563 (strain), 183 (species)

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@ref: 15764

BacDive-ID: 6794

DSM-Number: 21528

keywords: genome sequence, 16S sequence, Bacteria, mesophilic

description: Leptonema illini 3055 is a mesophilic bacterium that was isolated from urine of a bull.

NCBI tax id

NCBI tax idMatching level

strain history: <- R. Galloway, CDC; 3055 {2008} <- L.E. Hanson

doi: 10.13145/bacdive6794.20221219.7.1

Name and taxonomic classification


  • @ref: 20215
  • description: domain/bacteria
  • keyword: phylum/spirochaetota
  • domain: Bacteria
  • phylum: Spirochaetota
  • class: Spirochaetia
  • order: Leptospirales
  • family: Leptospiraceae
  • genus: Leptonema
  • species: Leptonema illini
  • full scientific name: Leptonema illini Hovind-Hougen 1983

@ref: 15764

domain: Bacteria

phylum: Spirochaetes

class: Spirochaetia

order: Spirochaetales

family: Leptospiraceae

genus: Leptonema

species: Leptonema illini

full scientific name: Leptonema illini Hovind-Hougen 1983

strain designation: 3055

type strain: yes


cell morphology

  • @ref: 69480
  • gram stain: negative
  • confidence: 98.445

colony morphology

  • @ref: 15764
  • incubation period: >14 days


  • @ref: 66793
  • multimedia content: EM_DSM_21528_1.jpg
  • caption: electron microscopic image
  • intellectual property rights: © HZI/Manfred Rohde

Culture and growth conditions

culture medium

  • @ref: 15764
  • name: LEPTOSPIRA-MEDIUM (DSMZ Medium 1113)
  • growth: yes
  • link: https://mediadive.dsmz.de/medium/1113
  • composition: Name: LEPTOSPIRA-MEDIUM (DSMZ Medium 1113) Composition: Leptospira Medium Base EMJH 2.3 g/l Agarose 1.5 g/l Leptospira Enrichment EMJH Distilled water

culture temp

  • @ref: 15764
  • growth: positive
  • type: growth
  • temperature: 30
  • range: mesophilic

Physiology and metabolism

spore formation

  • @ref: 69480
  • spore formation: no
  • confidence: 98.721


  • @ref: 69480
  • halophily level: non-halophilic
  • confidence: 91.704

Isolation, sampling and environmental information


  • @ref: 15764
  • sample type: urine of a bull
  • country: USA
  • origin.country: USA
  • continent: North America

isolation source categories

#Host#Mammals#Bovinae (Cow, Cattle)
#Host Body Product#Fluids#Urine


  • @ref: 69479
  • File name: preview.99_4613.png
  • url: https://microbeatlas.org/index.html?action=taxon&taxon_id=90_16024;96_2298;97_2789;98_3462;99_4613&stattab=map
  • Last taxonomy: Leptonema illini subclade
  • 16S sequence: AY714984
  • Sequence Identity:
  • Total samples: 9140
  • soil counts: 3028
  • aquatic counts: 4214
  • animal counts: 807
  • plant counts: 1091

Safety information

risk assessment

  • @ref: 15764
  • biosafety level: 1
  • biosafety level comment: Risk group (German classification)

Sequence information

16S sequences

  • @ref: 15764
  • description: Leptonema illini serovar Illini strain 3055 16S ribosomal RNA gene, partial sequence
  • accession: AY714984
  • length: 1428
  • database: ena
  • NCBI tax ID: 929563

Genome sequences

@refdescriptionaccessionassembly leveldatabaseNCBI tax ID
66792Leptonema illini DSM 21528 DSM 21528GCA_000243335scaffoldncbi929563
66792Leptonema illini DSM 21528929563.3wgspatric929563
66792Leptonema illini 3055, DSM 215282506783010draftimg929563
66792Verrucomicrobia bacterium SW_70GCA_020054275contigpatric2026799

External links

@ref: 15764

culture collection no.: DSM 21528, NCTC 11301

straininfo link

  • @ref: 20218
  • passport: http://www.straininfo.net/strains/302855


15764Curators of the DSMZLeibniz Institut DSMZ-Deutsche Sammlung von Mikroorganismen und Zellkulturen GmbH (DSM 21528)https://www.dsmz.de/collection/catalogue/details/culture/DSM-21528
20215Parte, A.C., Sardà Carbasse, J., Meier-Kolthoff, J.P., Reimer, L.C. and Göker, M.10.1099/ijsem.0.004332List of Prokaryotic names with Standing in Nomenclature (LPSN) moves to the DSMZ
20218Verslyppe, B., De Smet, W., De Baets, B., De Vos, P., Dawyndt P.10.1016/j.syapm.2013.11.002StrainInfo introduces electronic passports for microorganisms.Syst Appl Microbiol. 37: 42-50 201424321274
66792Julia Koblitz, Joaquim Sardà, Lorenz Christian Reimer, Boyke Bunk, Jörg Overmannhttps://diaspora-project.de/progress.html#genomesAutomatically annotated for the DiASPora project (Digital Approaches for the Synthesis of Poorly Accessible Biodiversity Information)
66793Mukherjee et al.10.1038/nbt.3886GEBA: 1,003 reference genomes of bacterial and archaeal isolates expand coverage of the tree of life 35: 676-683 201728604660
66794Antje Chang, Lisa Jeske, Sandra Ulbrich, Julia Hofmann, Julia Koblitz, Ida Schomburg, Meina Neumann-Schaal, Dieter Jahn, Dietmar Schomburg10.1093/nar/gkaa1025BRENDA, the ELIXIR core data resource in 2021: new developments and updatesNucleic Acids Res. 49: D498-D508 202033211880
69479João F Matias Rodrigues, Janko Tackmann,Gregor Rot, Thomas SB Schmidt, Lukas Malfertheiner, Mihai Danaila,Marija Dmitrijeva, Daniela Gaio, Nicolas Näpflin and Christian von Mering. University of Zurich.https://microbeatlas.org/MicrobeAtlas 1.0 beta
69480Julia Koblitz, Joaquim Sardà, Lorenz Christian Reimer, Boyke Bunk, Jörg Overmannhttps://diaspora-project.de/progress.html#genomesPredictions based on genome sequence made in the Diaspora project (Digital Approaches for the Synthesis of Poorly Accessible Biodiversity Information)