CRBIP-Catalogue

Strain : PCC 7403 - Tumidithrix helvetica

Identifier in the collection :

PCC 7403

Taxonomic name :

Tumidithrix helvetica

Other collection numbers :

BACA 0811

Collection :

PCC

Type of microorganism :

Cyanobacteria

Type strain :

yes

Basonyms :

Geographical origin :

near Kastanienbaum, Vierwaldstättersee, Switzerland

Date of isolation :

01-01-1972

Temperature :

22 °C

Atmosphere of incubation :

Aerobic

Bibliography :

J. Gen. Microbiol., 1979, 111, 1-61; Catalogue & Taxonomic Handbook, 1992, Institut Pasteur, Paris, 1-103; Subsection III, in «Bergey's Manual of Systematic Bacteriology», 2001, 2nd Ed., 1, 539-562. Saraf A, Aleksovski B, Blondet E, Krstic S, Criscuolo A, Gugger M. Expanding species diversity in the monotypic genera Thalassoporum and Tumidithrix (Pseudanabaenales, Cyanobacteriota) with the description of Thalassoporum mexicanum sp. nov. and Tumidithrix helvetica sp. nov. Int J Syst Evol Microbiol 2025; 75:6869.

History :

R. Rippka as Pseudanabaena B1

Isolated from :

Sphagnum bog

Properties :

%G+C: 46.3 Genome size (Gdal): 3.17 Nutrition: obligate autotroph N2 fixation: anaerobic Pigments C-PE: - Pigments PEC: - CCA: - W/D (vegetatives cells): 1.8 - 2.3 W/D (transient stages): n/a Motility: - Gaz vesicles: permanent, polar Designation: ATCC 29210

Phenotype :

Filamentous

Packaging :

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