Flexithrix dorotheae (DSM 6795, ATCC 23163, IFO 15987)

Name: Flexithrix dorotheae (DSM 6795, ATCC 23163, IFO 15987)
Creator: BacDive
License: http://creativecommons.org/licenses/by/4.0/

BacDive ID 5463

Type strain

Strain Designation Ft d1, QQ-3

Culture col. no. DSM 6795 ATCC 23163 IFO 15987 NBRC 15987 Ft d1 1 more

NCBI tax ID(s) 1121904 70993

Special Collections DSMZ

History <- H. Reichenbach, Ft d1 <- ATCC <- R.A. Lewin, QQ-3

Links

Flexithrix dorotheae Ft d1 is a bacterium that was isolated from marine silt.

genome sequence 16S sequence Bacteria

Name and taxonomic classification

SI-ID 2844

LMG 8379,ATCC 23163,NCIMB 1390,ATCC 19591,DSM 6795,IFO 15987,NBRC 15987,NBRC 102100

@ref 20215

Last LPSN update 2026-02-09 11:18:58

Domain Bacteria

Phylum Bacteroidota

Class Cytophagia

Order Cytophagales

Family Flammeovirgaceae

Genus Flexithrix

Species Flexithrix dorotheae

Full scientific name Flexithrix dorotheae Lewin 1970 (Approved Lists 1980)

BacDive ID	Other strains from **Flexithrix dorotheae** (1)	Type strain
137673	F. dorotheae CIP 104803, ATCC 23162, IFO 15976, NCIMB ...

Morphology

Cell morphology

@ref	Gram stain	Confidence
125438	negative	96
125439	negative	98

Culture and growth conditions

Culture medium

@ref	Name	Growth	Medium link	Composition
2823	CYTOPHAGA (marine) MEDIUM (DSMZ Medium 172)		Medium recipe at MediaDive	Name: CYTOPHAGA (marine) MEDIUM (DSMZ Medium 172) Composition: NaCl 24.7 g/l Agar 15.0 g/l MgSO4 x 7 H2O 6.3 g/l MgCl2 x 6 H2O 4.6 g/l CaCl2 x 2 H2O 1.2 g/l Yeast extract 1.0 g/l Tryptone 1.0 g/l KCl 0.7 g/l NaHCO3 0.2 g/l Distilled water

Culture temp

@ref	Growth	Type	Temperature (°C)
2823	positive	growth	30

Physiology and metabolism

Oxygen tolerance

@ref	Oxygen tolerance	Confidence
125439	obligate aerobe	94.4

Isolation, sampling and environmental information

Isolation source categories

Cat1	Cat2	Cat3
#Environmental	#Aquatic	#Marine
#Environmental	#Terrestrial	#Mud (Sludge)

Isolation

@ref	Sample type	Geographic location	Country	Country ISO 3 Code	Continent
2823	marine silt	Kerala	India	IND	Asia

Taxonmaps

69479

Global distribution of 16S sequence AB681018 (>99% sequence identity) for Flexithrix dorotheae subclade from Microbeatlas

Aquatic Samples	1188
Soil Samples	35
Animal Samples	150
Plant Samples	40
Total Samples	1413

Interaction and safety

Risk assessment

@ref	Biosafety level	Biosafety level comment
2823	1	Risk group (German classification) According to TRBA 466

Sequence information

Genome sequences

@ref	Description	Assembly level	INSDC accession	BV-BRC accession	IMG accession	NCBI tax ID	Score
66792	ASM37976v1 assembly for Flexithrix dorotheae DSM 6795	scaffold	GCA_000379765	1121904.3	2515154145	1121904	57.69

16S sequences

@ref	Description	Accession	Length	NCBI tax ID
20218	Flexithrix dorotheae gene for 16S rRNA, partial sequence, strain: ATCC 23163	AB288293	1424	70993
20218	Flexithrix dorotheae 16S ribosomal RNA gene, partial sequence	AF039296	1446	70993
20218	Flexithrix dorotheae gene for 16S rRNA, strain:IFO 15987	AB078077	1478	70993
20218	Flexithrix dorotheae gene for 16S rRNA, partial sequence, strain: NBRC 15987	AB681018	1448	70993

GC content

2823

GC-content (mol%)37.2

Genome-based predictions

Predictions

Predictions from Deep Learning for Genome Sequence Data. R package version 0.3.1 based on: Flexithrix dorotheae DSM 6795
NCBI: GCA_000379765

@ref	Trait	Model	Prediction	Confidence in %	In training data
125439	oxygen_tolerance	BacteriaNetⓘ	obligate aerobe	94.40	no
125439	gram_stain	BacteriaNetⓘ	negative	98.00	no
125439	motility	BacteriaNetⓘ	no	63.40	no
125439	spore_formation	BacteriaNetⓘ	no	70.00	no

Predictions from bacterial phenotypic traits through improved machine learning using high-quality, curated datasets based on: Flexithrix dorotheae DSM 6795 DSM 6795
NCBI: GCA_000379765.1

@ref	Trait	Model	Prediction	Confidence in %	In training data
125438	gram-positive	gram-positiveⓘ	no	96.00	no
125438	anaerobic	anaerobicⓘ	no	91.92	no
125438	aerobic	aerobicⓘ	yes	82.90	no
125438	spore-forming	spore-formingⓘ	no	89.48	no
125438	thermophilic	thermophileⓘ	no	95.65	no
125438	flagellated	motile2+ⓘ	no	84.00	no

Literature

Topic	Title	Authors	Journal	DOI	Year
	Altered Nasal Microbiome in Atrophic Rhinitis: A Novel Theory of Etiopathogenesis and Therapy.	Sarkar S, Magne F, Venugopal G, Purkait S, Mutha NVR, Maiti R, Sharma P, Ramadass B.	Microorganisms	10.3390/microorganisms10112092	2022
	Late Mitochondrial Acquisition, Really?	Degli Esposti M.	Genome Biol Evol	10.1093/gbe/evw130	2016
Phylogeny	Phylogenetic structure of the genera Flexibacter, Flexithrix, and Microscilla deduced from 16S rRNA sequence analysis.	Nakagawa Y, Sakane T, Suzuki M, Hatano K.	J Gen Appl Microbiol	10.2323/jgam.48.155	2002
	Polyamine distribution profiles in the eighteen genera phylogenetically located within the Flavobacterium-Flexibacter-Cytophaga complex.	Hamana K, Nakagawa Y.	Microbios		2001
Phylogeny	Phylogenetic heterogeneity within the genus Herpetosiphon: transfer of the marine species Herpetosiphon cohaerens, Herpetosiphon nigricans and Herpetosiphon persicus to the genus Lewinella gen. nov. in the Flexibacter-Bacteroides-Cytophaga phylum.	Sly LI, Taghavi M, Fegan M.	Int J Syst Bacteriol	10.1099/00207713-48-3-731	1998
	Dynamic microbe and molecule networks in a mouse model of colitis-associated colorectal cancer.	Liang X, Li H, Tian G, Li S.	Sci Rep	10.1038/srep04985	2014
Phylogeny	Reclassification of Flexibacter aggregans (Lewin 1969) Leadbetter 1974 as a later heterotypic synonym of Flexithrix dorotheae Lewin 1970.	Hosoya S, Yokota A	Int J Syst Evol Microbiol	10.1099/ijs.0.64798-0	2007

References

#2823	Leibniz Institut DSMZ-Deutsche Sammlung von Mikroorganismen und Zellkulturen GmbH ; Curators of the DSMZ; DSM 6795
#20215	Parte, A.C., Sardà Carbasse, J., Meier-Kolthoff, J.P., Reimer, L.C. and Göker, M.: List of Prokaryotic names with Standing in Nomenclature (LPSN) moves to the DSMZ. IJSEM ( DOI 10.1099/ijsem.0.004332 )
#20218	Verslyppe, B., De Smet, W., De Baets, B., De Vos, P., Dawyndt P.: StrainInfo introduces electronic passports for microorganisms.. Syst Appl Microbiol. 37: 42 - 50 2014 ( DOI 10.1016/j.syapm.2013.11.002 , PubMed 24321274 )
#66792	Julia Koblitz, Joaquim Sardà, Lorenz Christian Reimer, Boyke Bunk, Jörg Overmann: Automatically annotated for the DiASPora project (Digital Approaches for the Synthesis of Poorly Accessible Biodiversity Information) .
#69479	João 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.: MicrobeAtlas 1.0 beta .
#125438	Julia Koblitz, Lorenz Christian Reimer, Rüdiger Pukall, Jörg Overmann: Predicting bacterial phenotypic traits through improved machine learning using high-quality, curated datasets. 2024 ( DOI 10.1101/2024.08.12.607695 )
#125439	Philipp Münch, René Mreches, Martin Binder, Hüseyin Anil Gündüz, Xiao-Yin To, Alice McHardy: deepG: Deep Learning for Genome Sequence Data. R package version 0.3.1 .
#126262	A. Lissin, I. Schober, J. F. Witte, H. Lüken, A. Podstawka, J. Koblitz, B. Bunk, P. Dawyndt, P. Vandamme, P. de Vos, J. Overmann, L. C. Reimer: StrainInfo—the central database for linked microbial strain identifiers. ( DOI 10.1093/database/baaf059 )

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Flexithrix dorotheae (DSM 6795, ATCC 23163, IFO 15987)

Name and taxonomic classification

Morphology

Cell morphology

Culture and growth conditions

Culture medium

Culture temp

Physiology and metabolism

Oxygen tolerance

Isolation, sampling and environmental information

Isolation source categories

Isolation

Taxonmaps

Interaction and safety

Risk assessment

Sequence information

Genome sequences

Genome browser: GCA_000379765

16S sequences

GC content

Genome-based predictions

Predictions

Literature

Literature

References

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