Flavobacterium quisquiliarum (CGMCC 1.15345, NBRC 111769, EA-12)

Name: Flavobacterium quisquiliarum (CGMCC 1.15345, NBRC 111769, EA-12)
Creator: BacDive
License: http://creativecommons.org/licenses/by/4.0/

BacDive ID 140761

Type strain

Strain Designation EA-12

Culture col. no. CGMCC 1.15345 NBRC 111769 EA-12

NCBI tax ID(s) 1834436

Special Collections Literature strains

Links

Flavobacterium quisquiliarum EA-12 is an aerobe, Gram-negative, rod-shaped bacterium that forms circular colonies and was isolated from activated sludge.

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

Name and taxonomic classification

SI-ID 133154

NBRC 111769

@ref 20215

Last LPSN update 2026-02-09 11:33:42

Domain Bacteria

Phylum Bacteroidota

Class Flavobacteriia

Order Flavobacteriales

Family Flavobacteriaceae

Genus Flavobacterium

Species Flavobacterium quisquiliarum

Full scientific name Flavobacterium quisquiliarum Zhang et al. 2017

Morphology

Cell morphology

@ref	Gram stain	Cell length	Cell width	Cell shape	Confidence
43539	negative	0.8-2.5 µm	0.3-0.4 µm	rod-shaped
125438					90
125438	negative				98.227

Colony morphology

@ref	Colony size	Colony color	Colony shape	Incubation period	Medium used
43539	0.5-2.5 mm	Yellow	circular	2 days	R2A agar

Pigmentation

@ref	Production	Name
43539		flexirubin type pigments

Culture and growth conditions

Culture medium

@ref	Name	Growth
43539	Reasoner's 2A agar (R2A)

Culture temp

@ref	Growth	Type	Temperature (°C)
43539	positive	growth	15-37
43539	positive	optimum	25

Culture pH

@ref	Ability	Type	PH	PH range
43539	positive	optimum	7
43539	positive	growth	5-9	alkaliphile

Physiology and metabolism

Oxygen tolerance

43539

Oxygen toleranceaerobe

Spore formation

43539

Spore formationno

Halophily

@ref	Salt	Growth	Tested relation	Concentration
43539	NaCl	positive	growth	0-1 %(w/v)

Metabolite utilization

@ref	Chebi-ID	Metabolite	Utilization activity	Kind of utilization tested
43539	17128 ChEBI	adipate	-	assimilation
43539	27613 ChEBI	amygdalin	+	builds acid from
43539	22599 ChEBI	arabinose	+	assimilation
43539	18305 ChEBI	arbutin	+	builds acid from
43539	85146 ChEBI	carboxymethylcellulose	-	hydrolysis
43539		casein	+	hydrolysis
43539	17057 ChEBI	cellobiose	+	builds acid from
43539	16947 ChEBI	citrate	-	assimilation
43539	17108 ChEBI	D-arabinose	+	builds acid from
43539	15824 ChEBI	D-fructose	+	builds acid from
43539	12936 ChEBI	D-galactose	+	builds acid from
43539	17634 ChEBI	D-glucose	+	builds acid from
43539	16024 ChEBI	D-mannose	+	builds acid from
43539	65327 ChEBI	D-xylose	+	builds acid from
43539	27689 ChEBI	decanoate	-	assimilation
43539	16991 ChEBI	dna	-	hydrolysis
43539	4853 ChEBI	esculin	+	builds acid from
43539	4853 ChEBI	esculin	+	hydrolysis
43539	5291 ChEBI	gelatin	-	hydrolysis
43539	28066 ChEBI	gentiobiose	+	builds acid from
43539	24265 ChEBI	gluconate	-	assimilation
43539	17234 ChEBI	glucose	+	fermentation
43539	28087 ChEBI	glycogen	+	builds acid from
43539	30849 ChEBI	L-arabinose	+	builds acid from
43539	17716 ChEBI	lactose	+	builds acid from
43539	25115 ChEBI	malate	-	assimilation
43539	17306 ChEBI	maltose	+	assimilation
43539	17306 ChEBI	maltose	+	builds acid from
43539	29864 ChEBI	mannitol	-	assimilation
43539	37684 ChEBI	mannose	+	assimilation
43539	506227 ChEBI	N-acetylglucosamine	+	assimilation
43539	506227 ChEBI	N-acetylglucosamine	+	builds acid from
43539	17632 ChEBI	nitrate	+	reduction
43539	18401 ChEBI	phenylacetate	-	assimilation
43539	28017 ChEBI	starch	-	hydrolysis
43539	17992 ChEBI	sucrose	+	builds acid from
43539	53424 ChEBI	tween 20	-	hydrolysis
43539	53425 ChEBI	tween 60	-	hydrolysis
43539	53426 ChEBI	tween 80	-	hydrolysis

Metabolite production

@ref	Chebi-ID	Metabolite
43539	15688 ChEBI	acetoin
43539	16136 ChEBI	hydrogen sulfide
43539	35581 ChEBI	indole

Metabolite tests

@ref	Chebi-ID	Metabolite	Voges-proskauer-test
43539	15688 ChEBI	acetoin	-

Enzymes

@ref	Value	Activity	Ec
43539	acid phosphatase	+	3.1.3.2
43539	alkaline phosphatase	+	3.1.3.1
43539	alpha-galactosidase	-	3.2.1.22
43539	alpha-glucosidase	+	3.2.1.20
43539	alpha-mannosidase	-	3.2.1.24
43539	arginine dihydrolase	-	3.5.3.6
43539	beta-D-fucosidase	-	3.2.1.38
43539	beta-galactosidase	+	3.2.1.23
43539	beta-glucosidase	-	3.2.1.21
43539	beta-glucuronidase	-	3.2.1.31
43539	catalase	+	1.11.1.6
43539	chymotrypsin	-	3.4.4.5
43539	cystine arylamidase	+/-	3.4.11.3
43539	cytochrome oxidase	+	1.9.3.1
43539	esterase (C 4)	+/-
43539	esterase Lipase (C 8)	+
43539	leucine arylamidase	+	3.4.11.1
43539	lipase (C 14)	-
43539	N-acetyl-beta-glucosaminidase	+/-	3.2.1.52
43539	naphthol-AS-BI-phosphohydrolase	+
43539	trypsin	-	3.4.21.4
43539	urease	-	3.5.1.5
43539	valine arylamidase	+

Isolation, sampling and environmental information

Isolation source categories

Cat1	Cat2	Cat3
#Engineered	#Waste	#Activated sludge

Isolation

@ref	Sample type	Geographic location	Country	Country ISO 3 Code	Continent	Latitude	Longitude
43539	activated sludge	Shanghang County, Fuhian Province	China	CHN	Asia	25.628	116.819 25.628/116.819

Interaction and safety

Sequence information

Genome sequences

@ref	Description	Assembly level	INSDC accession	BV-BRC accession	IMG accession	NCBI tax ID	Score
124043	ASM4265114v1 assembly for Flavobacterium quisquiliarum CGMCC 1.15345	scaffold	GCA_042651145			1834436	73.59
66792	ASM1930828v1 assembly for Flavobacterium quisquiliarum EA-12	scaffold	GCA_019308285	1834436.3	8047915735	1834436	66.78

16S sequences

@ref	Description	Accession	Database
43539	Flavobacterium quisquiliarum strain EA-12 16S ribosomal RNA gene, partial sequence	KU973600

GC content

@ref	GC-content (mol%)	Method
43539	36.1	thermal denaturation, midpoint method (Tm)

Genome-based predictions

Predictions

Predictions from bacterial phenotypic traits through improved machine learning using high-quality, curated datasets based on: Flavobacterium quisquiliarum EA-12
NCBI: GCA_019308285.1

@ref	Trait	Model	Prediction	Confidence in %	In training data
125438	gram-positive	gram-positiveⓘ	no	98.23	no
125438	anaerobic	anaerobicⓘ	no	98.41	yes
125438	aerobic	aerobicⓘ	yes	85.06	no
125438	spore-forming	spore-formingⓘ	no	86.10	yes
125438	thermophilic	thermophileⓘ	no	98.42	no
125438	flagellated	motile2+ⓘ	no	90.00	no

Literature

Topic	Title	Authors	Journal	DOI	Year
Phylogeny	Flavobacterium quisquiliarum sp. nov., isolated from activated sludge.	Zhang B, Liu ZQ, Zheng YG	Int J Syst Evol Microbiol	10.1099/ijsem.0.002230	2017

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 )
#43539	Bo Zhang, Zhi-Qiang Liu, Yu-Guo Zheng: Flavobacterium quisquiliarum sp. nov., isolated from activated sludge. IJSEM 67: 3965 - 3970 2017 ( DOI 10.1099/ijsem.0.002230 , PubMed 28895522 )
#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) .
#124043	Isabel Schober, Julia Koblitz: Data extracted from sequence databases, automatically matched based on designation and taxonomy .
#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 )
#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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Flavobacterium quisquiliarum (CGMCC 1.15345, NBRC 111769, EA-12)

Name and taxonomic classification

Morphology

Cell morphology

Colony morphology

Pigmentation

Culture and growth conditions

Culture medium

Culture temp

Culture pH

Physiology and metabolism

Oxygen tolerance

Spore formation

Halophily

Metabolite utilization

Metabolite production

Metabolite tests

Enzymes

Isolation, sampling and environmental information

Isolation source categories

Isolation

Interaction and safety

Sequence information

Genome sequences

Genome browser: GCA_042651145

16S sequences

GC content

Genome-based predictions

Predictions

Literature

Literature

References

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