Name: Pseudahrensia todarodis KHS02
Creator: BacDive
License: http://creativecommons.org/licenses/by-nc/4.0/

Strain identifier

BacDive ID: 140902

Type strain:

Species: Pseudahrensia todarodis

Strain Designation: KHS02

Culture col. no.: KACC 18257, JCM 30419

Strain history: J.-W. Bae; Dept. of Biol., Kyung Hee Univ., South Korea; KHS02.

NCBI tax ID(s): 1532856 (species)

Section

Pseudahrensia todarodis KHS02 is an obligate aerobe, Gram-negative, rod-shaped bacterium that forms circular colonies and was isolated from The intestinal tract of a Japanese flying squid, Todarodes pacificus, which was collected from the East Sea in Korea.

colony-forming
Gram-negative
rod-shaped
obligate aerobe
16S sequence
Bacteria

Information on the name and the taxonomic classification. Name and taxonomic classification

	Last LPSN update	14-12-2023 (DD-MM-YYYY)
	Domain	"Bacteria"
	Phylum	*Pseudomonadota*
	Class	*Alphaproteobacteria*
	Order	*Hyphomicrobiales*
	Family	*Ahrensiaceae*
	Genus	*Pseudahrensia*
	Species	**Pseudahrensia todarodis**
	Full Scientific Name (LPSN)	Pseudahrensia todarodis Kim et al. 2016

Information on morphological and physiological properties Morphology

[Ref.: #43743]	Gram stain	negative

[Ref.: #43743]	Cell length	1.95-2.05 µm

[Ref.: #43743]	Cell width	0.7-0.8 µm

[Ref.: #43743]	Cell shape	rod-shaped

[Ref.: #43743]	Motility	no

[Ref.: #43743]	Colony color	Beige-coloured
[Ref.: #43743]	Colony shape	circular
[Ref.: #43743]	Incubation period	2 days
[Ref.: #43743]	Cultivation medium used	MA agar

Information on culture and growth conditions Culture and growth conditions

[Ref.: #43743]

Culture medium

Marine agar (MA)

[Ref.: #43743]

Culture medium growth

		Temperature
[Ref.: #43743]	growth	6-32 °C
[Ref.: #43743]	optimum	25 °C
[Ref.: #67770]	growth	30 °C

[Ref.: #43743]	Temperature range	mesophilic
[Ref.: #67770]	Temperature range	mesophilic

	pH	Kind of pH		pH
[Ref.: #43743]			optimum	7
[Ref.: #43743]			growth	6-10

Information on physiology and metabolism Physiology and metabolism

[Ref.: #43743]

Oxygen tolerance

obligate aerobe

[Ref.: #43743]

Ability of spore formation

	Halophily	Salt	Tested relation		Salt conc.
[Ref.: #43743]		NaCl		growth	1-5	%(w/v)
[Ref.: #43743]		NaCl		optimum	2	%(w/v)

[Ref.: #67770]

Observation

quinones: Q-10

	Metabolite	Utilization activity	Kind of utilization tested
[Ref.: #43743]	5-dehydro-D-gluconate ChEBI	+	builds acid from
[Ref.: #43743]	D-arabitol ChEBI	+	builds acid from
[Ref.: #43743]	D-fucose ChEBI	+	builds acid from
[Ref.: #43743]	D-xylose ChEBI	+	builds acid from
[Ref.: #43743]	esculin ChEBI	+	builds acid from
[Ref.: #43743]	fructose ChEBI	+	builds acid from
[Ref.: #43743]	galactose ChEBI	+	builds acid from
[Ref.: #43743]	glucose ChEBI	+	builds acid from
[Ref.: #43743]	glycerol ChEBI	+	builds acid from
[Ref.: #43743]	L-arabinose ChEBI	+	builds acid from
[Ref.: #43743]	L-fucose ChEBI	+	builds acid from
[Ref.: #43743]	mannitol ChEBI	+	builds acid from
[Ref.: #43743]	mannose ChEBI	+	builds acid from
[Ref.: #43743]	ribose ChEBI	+	builds acid from
[Ref.: #43743]	sorbitol ChEBI	+	builds acid from
	Only first 10 entries are displayed. Click here to see all.

	Enzyme	Enzyme activity	EC number
[Ref.: #43743]	acid phosphatase	+	3.1.3.2
[Ref.: #43743]	alkaline phosphatase	+	3.1.3.1
[Ref.: #43743]	beta-galactosidase	+	3.2.1.23
[Ref.: #43743]	catalase	+	1.11.1.6
[Ref.: #43743]	cytochrome oxidase	+	1.9.3.1
[Ref.: #43743]	esterase (C 4)	+
[Ref.: #43743]	esterase Lipase (C 8)	+
[Ref.: #43743]	leucine arylamidase	+	3.4.11.1
[Ref.: #43743]	naphthol-AS-BI-phosphohydrolase	+
[Ref.: #43743]	trypsin	+	3.4.21.4

Fatty acid profile

Metadata FA analysis

Reference

[Ref.: #43743]

Fatty acid	Percentage
C15:0 anteiso	37.67
C17:0 anteiso	34.08
C16:0 iso	19.61
C15:0 iso	3.37
C16:0	2.13
C17:0 iso	1.93

Information on isolation source, the sampling and environmental conditions Isolation, sampling and environmental information

[Ref.: #43743]	Sample type/isolated from	The intestinal tract of a Japanese flying squid, Todarodes pacificus, which was collected from the East Sea in Korea
[Ref.: #43743]	Geographic location (country and/or sea, region)	East Sea
[Ref.: #43743]	Country	Republic of Korea
[Ref.: #43743]	Country ISO 3 Code	KOR
[Ref.: #43743]	Continent	Asia

[Ref.: #67770]	Sample type/isolated from	Intestinal tract of a Japanese flying squid, Todarodes pacificus
[Ref.: #67770]	Host species	Todarodes pacificus
* marker position based on {}

Isolation sources categories

#Environmental	#Aquatic	#Marine
#Host	#Invertebrates (Other)	#Mollusca
#Host Body-Site	#Gastrointestinal tract	-

What are isolation sources categories?

[Ref.: #69479]

Global distribution of 16S sequence KM273259 (>99% sequence identity) for Pseudahrensia from Microbeatlas

Aquatic Samples	1282
Soil Samples	7
Animal Samples	92
Plant Samples	9
Total Samples	1390

Information on genomic background e.g. entries in nucleic sequence databass Sequence information

16S Sequence information:

	Sequence accession description	Seq. accession number	Sequence length (bp)	Sequence database	Associated NCBI tax ID
[Ref.: #43743]	16S rRNA gene sequence	KM273259		GenBank

[Ref.: #43743]	GC-content	58.6 mol%	Thermal denaturation, fluorometry
[Ref.: #67770]	GC-content	58.6 mol%	thermal denaturation, midpoint method (Tm)

Availability in culture collections External links

[Ref.: #43743]

Culture collection no.

KACC 18257, JCM 30419

Literature:

Topic	Title	Authors	Journal	DOI	Year
Phylogeny	Pseudahrensia todarodis sp. nov., isolated from the gut of a Japanese flying squid, Todarodes pacificus.	Kim HS, Kim PS, Hyun DW, Lee JY, Kang W, Shin NR, Whon TW, Bae JW	Int J Syst Evol Microbiol	10.1099/ijsem.0.000888	2016	*

References

#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 )

#43743

Hyun Sik Kim, Pil Soo Kim, Dong-Wook Hyun, June-Young Lee, Woorim Kang, Na-Ri Shin, Tae Woong Whon, Jin-Woo Bae: Pseudahrensia todarodis sp. nov., isolated from the gut of a Japanese flying squid, Todarodes pacificus. IJSEM 66: 1389 - 1393 2016 ( DOI 10.1099/ijsem.0.000888 , PubMed 26763785 )

#67770 Japan Collection of Microorganism (JCM) ; Curators of the JCM;

#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 .

* These data were automatically processed and therefore are not curated

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