Algoriphagus confluentis (KCTC 42704, NBRC 111222, HJM-2)

Name: Algoriphagus confluentis (KCTC 42704, NBRC 111222, HJM-2)
Creator: BacDive
License: http://creativecommons.org/licenses/by/4.0/

BacDive ID 140941

Type strain

Strain Designation HJM-2

Culture col. no. KCTC 42704 NBRC 111222 HJM-2

NCBI tax ID(s) 1697556

Special Collections KCTC Literature strains

History KCTC <- Jung-Hoon Yoon, Sungkyunkwan Univ.

Links

Algoriphagus confluentis HJM-2 is an aerobe, Gram-negative, rod-shaped bacterium that forms circular colonies and was isolated from Water which was collected from the junction between the ocean and a freshwater lake at Hwajinpo.

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

Name and taxonomic classification

SI-ID 27227

KCTC 42704,NBRC 111222

@ref 20215

Last LPSN update 2026-05-29 08:39:50

Domain Bacteria

Phylum Bacteroidota

Class Cytophagia

Order Cytophagales

Family Cyclobacteriaceae

Genus Algoriphagus

Species Algoriphagus confluentis

Full scientific name Algoriphagus confluentis Park et al. 2016

Morphology

Cell morphology

@ref	Gram stain	Cell length	Cell width	Cell shape	Confidence
43832	negative	0.5-10 µm	0.2-0.5 µm	rod-shaped
67771				rod-shaped
67771	negative
125439	negative				99.689

Colony morphology

@ref	Colony size	Colony color	Colony shape	Incubation period	Medium used
43832	1-1.5 mm	Glistening, strong orange	circular	5 days	MA agar

Pigmentation

@ref	Production	Name
43832		flexirubin type pigments

Culture and growth conditions

Culture medium

@ref	Name	Growth
43832	Marine agar (MA)

Culture temp

@ref	Growth	Type	Temperature (°C)
43832	positive	growth	10-40
43832	positive	optimum	30
67771	positive	growth	30

Culture pH

@ref	Ability	Type	PH
43832	positive	optimum	7-8
43832	positive	growth	6-8

Physiology and metabolism

Oxygen tolerance

@ref	Oxygen tolerance	Confidence
43832	aerobe
67771	aerobe
125439	facultative anaerobe	93.43

Spore formation

@ref	Spore formation	Confidence
125439		99.957

Halophily

@ref	Salt	Growth	Tested relation	Concentration
43832	NaCl	positive	growth	0-6 %(w/v)
43832	NaCl	positive	optimum	1-2 %(w/v)

Observation

67771

Observationquinones: MK-7

Metabolite utilization

@ref	Chebi-ID	Metabolite	Utilization activity	Kind of utilization tested
43832	30089 ChEBI	acetate	-	carbon source
43832	30089 ChEBI	acetate	-	energy source
43832	16150 ChEBI	benzoate	-	carbon source
43832	16150 ChEBI	benzoate	-	energy source
43832		casein	+	hydrolysis
43832	17057 ChEBI	cellobiose	+	builds acid from
43832	17057 ChEBI	cellobiose	+	carbon source
43832	17057 ChEBI	cellobiose	+	energy source
43832	16947 ChEBI	citrate	-	carbon source
43832	16947 ChEBI	citrate	-	energy source
43832	15824 ChEBI	D-fructose	+	builds acid from
43832	15824 ChEBI	D-fructose	+	carbon source
43832	15824 ChEBI	D-fructose	+	energy source
43832	12936 ChEBI	D-galactose	-	carbon source
43832	12936 ChEBI	D-galactose	-	energy source
43832	12936 ChEBI	D-galactose	+	builds acid from
43832	17634 ChEBI	D-glucose	+	builds acid from
43832	17634 ChEBI	D-glucose	+	carbon source
43832	17634 ChEBI	D-glucose	+	energy source
43832	16899 ChEBI	D-mannitol	-	builds acid from
43832	16024 ChEBI	D-mannose	-	builds acid from
43832	16024 ChEBI	D-mannose	+	carbon source
43832	16024 ChEBI	D-mannose	+	energy source
43832	16988 ChEBI	D-ribose	-	builds acid from
43832	17924 ChEBI	D-sorbitol	-	builds acid from
43832	65327 ChEBI	D-xylose	-	builds acid from
43832	65327 ChEBI	D-xylose	+	carbon source
43832	65327 ChEBI	D-xylose	+	energy source
43832	4853 ChEBI	esculin	-	hydrolysis
43832	15740 ChEBI	formate	-	carbon source
43832	15740 ChEBI	formate	-	energy source
43832	5291 ChEBI	gelatin	+	hydrolysis
43832	17368 ChEBI	hypoxanthine	-	hydrolysis
43832	30849 ChEBI	L-arabinose	-	builds acid from
43832	30849 ChEBI	L-arabinose	-	carbon source
43832	30849 ChEBI	L-arabinose	-	energy source
43832	29985 ChEBI	L-glutamate	-	carbon source
43832	29985 ChEBI	L-glutamate	-	energy source
43832	15589 ChEBI	L-malate	-	carbon source
43832	15589 ChEBI	L-malate	-	energy source
43832	62345 ChEBI	L-rhamnose	-	builds acid from
43832	17895 ChEBI	L-tyrosine	-	hydrolysis
43832	17716 ChEBI	lactose	+	builds acid from
43832	18420 ChEBI	magnesium(2+)	-	required for growth
43832	17306 ChEBI	maltose	+	builds acid from
43832	17306 ChEBI	maltose	+	carbon source
43832	17306 ChEBI	maltose	+	energy source
43832	6731 ChEBI	melezitose	-	builds acid from
43832	28053 ChEBI	melibiose	-	builds acid from
43832	17268 ChEBI	myo-inositol	-	builds acid from
43832	17632 ChEBI	nitrate	-	reduction
43832	15361 ChEBI	pyruvate	-	carbon source
43832	15361 ChEBI	pyruvate	-	energy source
43832	16634 ChEBI	raffinose	-	builds acid from
43832	17814 ChEBI	salicin	+	carbon source
43832	17814 ChEBI	salicin	+	energy source
43832	28017 ChEBI	starch	+	hydrolysis
43832	30031 ChEBI	succinate	-	carbon source
43832	30031 ChEBI	succinate	-	energy source
43832	17992 ChEBI	sucrose	+	builds acid from
43832	17992 ChEBI	sucrose	+	carbon source
43832	17992 ChEBI	sucrose	+	energy source
43832	27082 ChEBI	trehalose	+	builds acid from
43832	27082 ChEBI	trehalose	+	carbon source
43832	27082 ChEBI	trehalose	+	energy source
43832	53424 ChEBI	tween 20	+	hydrolysis
43832	53423 ChEBI	tween 40	-	hydrolysis
43832	53425 ChEBI	tween 60	-	hydrolysis
43832	53426 ChEBI	tween 80	-	hydrolysis
43832	16199 ChEBI	urea	-	hydrolysis
43832	15318 ChEBI	xanthine	-	hydrolysis

Antibiotic resistance

@ref	ChEBI	Metabolite	Resistance conc.	Sensitivity conc.
43832	28971	ampicillin	10 µg (disc)
43832	3393	carbenicillin		100 µg (disc)
43832	3542	cephalothin		30 µg (disc)
43832	17698	chloramphenicol		100 µg (disc)
43832	17833	gentamicin	30 µg (disc)
43832	6104	kanamycin	30 µg (disc)
43832	6472	lincomycin		15 µg (disc)
43832	7507	neomycin	30 µg (disc)
43832	28368	novobiocin		5 µg (disc)
43832	16869	oleandomycin		15 µg (disc)
43832	18208	penicillin g		20 Unit (disc)
43832	8309	polymyxin b	100 Unit (disc)
43832	17076	streptomycin	50 µg (disc)
43832	27902	tetracycline		30 µg (disc)

Enzymes

@ref	Value	Activity	Ec
43832	acid phosphatase	+	3.1.3.2
43832	alkaline phosphatase	+	3.1.3.1
43832	alpha-chymotrypsin	+	3.4.21.1
43832	alpha-fucosidase	-	3.2.1.51
43832	alpha-galactosidase	+/-	3.2.1.22
43832	alpha-glucosidase	+	3.2.1.20
43832	alpha-mannosidase	+/-	3.2.1.24
43832	beta-galactosidase	+	3.2.1.23
43832	beta-glucosidase	+/-	3.2.1.21
43832	beta-glucuronidase	-	3.2.1.31
43832	catalase	+	1.11.1.6
43832	cystine arylamidase	+	3.4.11.3
43832	cytochrome oxidase	+	1.9.3.1
43832	esterase (C 4)	+
43832	esterase Lipase (C 8)	+
43832	leucine arylamidase	+	3.4.11.1
43832	lipase (C 14)	-
43832	N-acetyl-beta-glucosaminidase	+	3.2.1.52
43832	naphthol-AS-BI-phosphohydrolase	+
43832	trypsin	+	3.4.21.4
43832	valine arylamidase	+

Fatty acid profile

Metadata FA analysis

@ref

43832

Fatty acid	Percentage
C15:0 iso	24.8
C16:1ω7c / C16:1ω6c	19.4
C17:0 iso 3OH	10.8
C17:1 iso ω9c	9.2
C15:0 iso 3OH	5
C16:0 iso	4.8
C17:1 iso I / C17:1 anteiso B	3.4
C17:1ω6c	3.2
C11:0 anteiso	2.9
C15:0 anteiso	2.2
C16:1 iso H	2.2
C16:0 iso 3OH	2.1
C16:1ω5c	1.4
C14:0 iso	1.1
C17:0 2OH	1.1
C15:1ω6c	1
C11:0 iso	1
C17:0 iso	0.9
C14:0 2OH	0.6
C17:1ω8c	0.6

Metadata FA analysis

@ref

43832

Fatty acid	Percentage
C15:0 iso	21.6
C16:1ω7c / C16:1ω6c	15.1
C17:0 iso 3OH	12.6
C17:1 iso ω9c	7.6
C15:0 iso 3OH	6.3
C16:0 iso	4.7
C11:0 anteiso	3.5
C17:1 iso I / C17:1 anteiso B	3.3
C15:0 anteiso	3.2
C15:1 iso	2.7
C17:0 2OH	2.3
C16:0 iso 3OH	2.1
C17:1ω6c	1.9
C16:1 iso H	1.7
C17:0 iso	1.7
C11:0 iso	1.3
C16:1ω5c	1.1
C13:0 iso 3OH	1.1
C14:0 2OH	0.9
C16:0	0.6
C14:0 iso	0.6

Metadata FA analysis

@ref

43832

Fatty acid	Percentage
C16:1ω7c / C16:1ω6c	23.5
C15:0 iso	23.2
C17:0 iso 3OH	10.6
C15:0 iso 3OH	7.7
C17:1 iso ω9c	5.9
C11:0 anteiso	4
C16:0 iso	3.5
C17:1 iso I / C17:1 anteiso B	2.6
C16:0 iso 3OH	2.4
C17:1ω6c	2.4
C15:0 anteiso	2.1
C16:1 iso H	1.8
C16:1ω5c	1.7
C11:0 iso	1.5
C17:0 2OH	1.2
C17:0 iso	0.8
C14:0 iso	0.8
C15:1ω6c	0.7
C16:0 3OH	0.7
C15:1 iso	0.7
C15:0 2OH	0.6

Isolation, sampling and environmental information

Isolation source categories

Cat1	Cat2	Cat3
#Environmental	#Aquatic	#Freshwater
#Environmental	#Aquatic	#Lake (large)
#Environmental	#Aquatic	#Marine

Isolation

@ref	Sample type	Geographic location	Country	Country ISO 3 Code	Continent	Latitude	Longitude
43832	Water which was collected from the junction between the ocean and a freshwater lake at Hwajinpo	Goseong County, Gangwon	Republic of Korea	KOR	Asia	38.4803	128.438 38.4803/128.438
67771	From water of the confluence of ocean and freshwater lake at Hwajinpo		Republic of Korea	KOR	Asia	38.4803	128.438 38.4803/128.438

Interaction and safety

Sequence information

Genome sequences

@ref	Description	Assembly level	INSDC accession	BV-BRC accession	NCBI tax ID	Score
124043	ASM3624562v1 assembly for Algoriphagus confluentis NBRC 111222	scaffold	GCA_036245625	1697556.4	1697556	67.44

16S sequences

@ref	Description	Accession	Database
43832	Algoriphagus confluentis 16S ribosomal RNA gene, partial sequence	KR868708

GC content

@ref	GC-content (mol%)	Method
43832	45	high performance liquid chromatography (HPLC)
67771	45.0

Genome-based predictions

Predictions

Predictions from Deep Learning for Genome Sequence Data. R package version 0.3.1 based on: ASM3624562v1 assembly for Algoriphagus confluentis NBRC 111222
NCBI: GCA_036245625

@ref	Trait	Model	Prediction	Confidence in %	In training data
125439	oxygen_tolerance	BacteriaNetⓘ	facultative anaerobe	93.43	no
125439	gram_stain	BacteriaNetⓘ	negative	99.69	no
125439	motility	BacteriaNetⓘ	no	69.05	no
125439	spore_formation	BacteriaNetⓘ	no	99.96	no

Literature

Topic	Title	Authors	Journal	DOI	Year
	Identification of a novel monocyclic carotenoid and prediction of its biosynthetic genes in Algoriphagus sp. oki45.	Takatani N, Maoka T, Sawabe T, Beppu F, Hosokawa M.	Appl Microbiol Biotechnol	10.1007/s00253-023-12995-2	2024
Phylogeny	Algoriphagus kandeliae sp. nov., isolated from mangrove rhizosphere soil.	Song ZM, Wang KL, Yin Q, Chen CC, Xu Y	Int J Syst Evol Microbiol	10.1099/ijsem.0.003954	2020
Phylogeny	Algoriphagus confluentis sp. nov., isolated from the junction between the ocean and a freshwater lake.	Park S, Kim S, Jung YT, Yoon JH	Int J Syst Evol Microbiol	10.1099/ijsem.0.000686	2015

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 )
#43832	Sooyeon Park, Sona Kim, Yong-Taek Jung, Jung-Hoon Yoon: Algoriphagus confluentis sp. nov., isolated from the junction between the ocean and a freshwater lake. IJSEM 66: 118 - 124 2016 ( DOI 10.1099/ijsem.0.000686 , PubMed 26475126 )
#67771	Korean Collection for Type Cultures (KCTC) ; Curators of the KCTC;
#124043	Isabel Schober, Julia Koblitz: Data extracted from sequence databases, automatically matched based on designation and taxonomy .
#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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Algoriphagus confluentis (KCTC 42704, NBRC 111222, HJM-2)

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

Observation

Metabolite utilization

Antibiotic resistance

Enzymes

Fatty acid profile

Isolation, sampling and environmental information

Isolation source categories

Isolation

Interaction and safety

Sequence information

Genome sequences

Genome browser: GCA_036245625

16S sequences

GC content

Genome-based predictions

Predictions

Literature

Literature

References

BacDive

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