Psychroflexus aestuariivivens (KCTC 52037, NBRC 111757, DB-3)

Name: Psychroflexus aestuariivivens (KCTC 52037, NBRC 111757, DB-3)
Creator: BacDive
License: http://creativecommons.org/licenses/by/4.0/

BacDive ID 141081

Type strain

Strain Designation DB-3

Culture col. no. KCTC 52037 NBRC 111757 DB-3

NCBI tax ID(s) 1795040

Special Collections KCTC Literature strains

Links

Psychroflexus aestuariivivens DB-3 is an aerobe, Gram-negative, rod-shaped prokaryote that forms circular colonies and was isolated from tidal flat at Daebu Island, Yellow Sea in South Korea.

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

Name and taxonomic classification

SI-ID 25602

KCTC 52037,NBRC 111757

@ref 20215

Last LPSN update 2025-12-16 10:03:46

Domain Pseudomonadati

Phylum Bacteroidota

Class Flavobacteriia

Order Flavobacteriales

Family Flavobacteriaceae

Genus Psychroflexus

Species Psychroflexus aestuariivivens

Full scientific name Psychroflexus aestuariivivens Park et al. 2016

Morphology

Cell morphology

@ref	Gram stain	Cell length	Cell width	Cell shape	Motility
43978	negative	0.3-10.0 µm	0.2-0.5 µm	rod-shaped

Colony morphology

@ref	Colony size	Colony color	Colony shape	Incubation period	Medium used
43978	0.5-1.0 mm	strong orange	circular	3 days	Marine agar 2216

Pigmentation

@ref	Production	Name
43978		Flexirubin-type pigments

Culture and growth conditions

Culture medium

@ref	Name	Growth
43978	Marine agar (MA)

Culture temp

@ref	Growth	Type	Temperature (°C)
43978	positive	growth	4-37
43978	positive	optimum	30
43978	negative	growth	40

Culture pH

@ref	Ability	Type	PH
43978	positive	optimum	7.0-8.0
43978	positive	growth	6
43978		growth	5.5

Physiology and metabolism

Oxygen tolerance

43978

Oxygen toleranceaerobe

Halophily

@ref	Salt	Growth	Tested relation	Concentration
43978	NaCl	positive	optimum	2-3 %(w/v)
43978	NaCl	positive	growth	0.5-15 %(w/v)

Metabolite utilization

@ref	Metabolite	Utilization activity	Kind of utilization tested
43978	casein	+	hydrolysis
43978	cellobiose	-	builds acid from
43978	D-fructose	-	builds acid from
43978	D-galactose	-	builds acid from
43978	D-glucose	+	builds acid from
43978	D-mannitol	-	builds acid from
43978	D-mannose	-	builds acid from
43978	D-ribose	-	builds acid from
43978	D-sorbitol	-	builds acid from
43978	D-xylose	-	builds acid from
43978	esculin	+	hydrolysis
43978	gelatin	+	hydrolysis
43978	hypoxanthine	-	hydrolysis
43978	L-arabinose	-	builds acid from
43978	L-rhamnose	-	builds acid from
43978	L-tyrosine	+	hydrolysis
43978	lactose	-	builds acid from
43978	magnesium(2+)	-	required for growth
43978	maltose	+	builds acid from
43978	melezitose	-	builds acid from
43978	melibiose	-	builds acid from
43978	myo-inositol	-	builds acid from
43978	nitrate	-	reduction
43978	raffinose	-	builds acid from
43978	starch	+	hydrolysis
43978	sucrose	-	builds acid from
43978	trehalose	-	builds acid from
43978	tween 20	+	hydrolysis
43978	tween 40	+	hydrolysis
43978	tween 60	+	hydrolysis
43978	tween 80	+	hydrolysis
43978	urea	-	hydrolysis
43978	xanthine	-	hydrolysis

Antibiotic resistance

@ref	ChEBI	Metabolite	Sensitivity conc.
43978	28971	ampicillin	10 µg (disc)
43978	3393	carbenicillin	100 µg (disc)
43978	3542	cephalothin	30 µg (disc)
43978	17698	chloramphenicol	100 µg (disc)
43978	17833	gentamicin
43978	6104	kanamycin
43978	6472	lincomycin	15 µg (disc)
43978	7507	neomycin
43978	28368	novobiocin
43978	16869	oleandomycin	15 µg (disc)
43978	18208	penicillin g	20 Unit (disc)
43978	8309	polymyxin b
43978	17076	streptomycin
43978	27902	tetracycline	30 µg (disc)

Metabolite production

@ref	Chebi-ID	Metabolite	Production
43978	16136 ChEBI	hydrogen sulfide

Enzymes

@ref	Value	Activity	Ec
43978	acid phosphatase	+	3.1.3.2
43978	alkaline phosphatase	+	3.1.3.1
43978	alpha-chymotrypsin	-	3.4.21.1
43978	alpha-fucosidase	-	3.2.1.51
43978	alpha-galactosidase	-	3.2.1.22
43978	alpha-glucosidase	-	3.2.1.20
43978	alpha-mannosidase	-	3.2.1.24
43978	beta-galactosidase	-	3.2.1.23
43978	beta-glucosidase	-	3.2.1.21
43978	beta-glucuronidase	-	3.2.1.31
43978	catalase	+	1.11.1.6
43978	cystine arylamidase	-	3.4.11.3
43978	cytochrome oxidase	+	1.9.3.1
43978	esterase (C 4)	+
43978	esterase Lipase (C 8)	+
43978	leucine arylamidase	+	3.4.11.1
43978	lipase (C 14)	-
43978	N-acetyl-beta-glucosaminidase	-	3.2.1.52
43978	naphthol-AS-BI-phosphohydrolase	+
43978	trypsin	-	3.4.21.4
43978	valine arylamidase	+

Fatty acid profile

Metadata FA analysis

@ref

43978

Fatty acid	Percentage
C15:0 iso	29.9
C15:0 anteiso	20.8
isoC 17:0 3-OH	12.3
C15:1 iso G	10.9
C15:1 anteiso A	6.9
C17:0 2OH	5.2
C16:0 iso 3OH	3.4
C15:0 iso 3OH	2.8
C15:0 2OH	2.5
C16:1ω7c / C16:1ω6c	1.3
C16:0 iso	1.1

Isolation, sampling and environmental information

Isolation source categories

Cat1	Cat2	Cat3
#Environmental	#Terrestrial	#Tidal flat

Isolation

@ref	Sample type	Geographic location	Country	Country ISO 3 Code	Continent	Enrichment culture	Enrichment culture temperature
43978	tidal flat at Daebu Island, Yellow Sea in South Korea	Daebu Island, Yellow Sea	Republic of Korea	KOR	Asia	Marine agar 2216	25

Taxonmaps

69479

Global distribution of 16S sequence KU167714 (>99% sequence identity) for Psychroflexus aestuariivivens subclade from Microbeatlas

Aquatic Samples	16
Soil Samples	1
Animal Samples	9
Plant Samples	1
Total Samples	27

Interaction and safety

Sequence information

16S sequences

@ref	Description	Accession	Database
43978	Psychroflexus aestuariivivens strain DB-3 16S ribosomal RNA gene, partial sequence	KU167714

GC content

@ref	GC-content (mol%)	Method
43978	34.7	high performance liquid chromatography (HPLC)

Genome-based predictions

Literature

Topic	Title	Authors	Journal	DOI	Year
Phylogeny	Psychroflexus aestuariivivens sp. nov., isolated from a tidal flat.	Park S, Jung YT, Park JM, Kim SG, Yoon JH	Int J Syst Evol Microbiol	10.1099/ijsem.0.001000	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 )
#43978	Sooyeon Park, Yong-Taek Jung, Ji-Min Park, Song-Gun Kim, Jung-Hoon Yoon: Psychroflexus aestuariivivens sp. nov., isolated from a tidal flat. IJSEM 66: 2146 - 2151 2016 ( DOI 10.1099/ijsem.0.001000 , PubMed 26944341 )
#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 .
#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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Psychroflexus aestuariivivens (KCTC 52037, NBRC 111757, DB-3)

Name and taxonomic classification