Name: Saccharospirillum impatiens Labrenz et al. 2003

Category: Species

Proposed as: sp. nov.

Etymology: im.pa’ti.ens. L. neut. adj. impatiens, unable to tolerate (antibiotics)

Pronunciation, gender: im-PA-ti-ens, neuter

Type strain: CECT 5721; DSM 12546; EL-105

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AJ315983 Analyse FASTA

Valid publication: Labrenz M, Lawson PA, Tindall BJ, Collins MD, Hirsch P. Saccharospirillum impatiens gen. nov., sp. nov., a novel gamma-Proteobacterium isolated from hypersaline Ekho Lake (East Antarctica). Int J Syst Evol Microbiol 2003; 53:653-660.

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 53, part 3 of the IJSEM. Int J Syst Evol Microbiol 2003; 53:1221-1222.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🥇 Nomenclatural type of the genus Saccharospirillum Labrenz et al. 2003. Publication: Labrenz M, Lawson PA, Tindall BJ, Collins MD, Hirsch P. Saccharospirillum impatiens gen. nov., sp. nov., a novel gamma-Proteobacterium isolated from hypersaline Ekho Lake (East Antarctica). Int J Syst Evol Microbiol 2003; 53:653-660.
  • 😷 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 6 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: Mukherjee S, Seshadri R, Varghese NJ, Eloe-Fadrosh EA, Meier-Kolthoff JP, Goker M, Coates RC, Hadjithomas M, Pavlopoulos GA, Paez-Espino D, et al. 1,003 reference genomes of bacterial and archaeal isolates expand coverage of the tree of life. Nat Biotechnol 2017; 35:676-683.

Parent taxon: Saccharospirillum Labrenz et al. 2003

Assigned by: Labrenz M, Lawson PA, Tindall BJ, Collins MD, Hirsch P. Saccharospirillum impatiens gen. nov., sp. nov., a novel gamma-Proteobacterium isolated from hypersaline Ekho Lake (East Antarctica). Int J Syst Evol Microbiol 2003; 53:653-660.

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Record number: 780697