Caulobacter rhizosphaerae (CGMCC 1.15915, KCTC 52515, 7F14)

Name: Caulobacter rhizosphaerae (CGMCC 1.15915, KCTC 52515, 7F14)
Creator: BacDive
License: http://creativecommons.org/licenses/by/4.0/

BacDive ID 140608

Type strain

Strain Designation 7F14

Culture col. no. CGMCC 1.15915 KCTC 52515 7F14

NCBI tax ID(s) 2010972

Special Collections KCTC Literature strains

History <- Leni Sun, Anhui Agricultural Univ.

Links

Caulobacter rhizosphaerae 7F14 is an aerobe, Gram-negative, motile bacterium that forms circular colonies and was isolated from rhizosphere soil of cultivated watermelon .

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

Name and taxonomic classification

SI-ID 24789

KCTC 52515

@ref 20215

Last LPSN update 2026-02-09 11:33:40

Domain Bacteria

Phylum Pseudomonadota

Class Alphaproteobacteria

Order Caulobacterales

Family Caulobacteraceae

Genus Caulobacter

Species Caulobacter rhizosphaerae

Full scientific name Caulobacter rhizosphaerae Sun et al. 2017

Morphology

Cell morphology

@ref	Gram stain	Cell length	Cell width	Cell shape	Motility	Flagellum arrangement	Confidence
43261	negative	1.8-3.2 µm	1.1-1.3 µm	rod-shaped		polar
125438	negative						96.75

Colony morphology

@ref	Colony size	Colony color	Colony shape	Incubation period	Medium used
43261	2.0-4.0 mm	white to pale-yellow	circular	2 days	CM agar

Culture and growth conditions

Culture medium

@ref	Name	Composition
43261	Caulobacter medium (CM) agar	2 g bacto peptone, 1 g yeast extract, 0.2 g MgSO4*7H2O, 15 g agar, 1000 ml water, pH 7.2
43261	Nutrient agar (NA)
43261	Reasoner's 2A agar (R2A)
43261	LB (Luria-Bertani) MEDIUM

Culture temp

@ref	Growth	Type	Temperature (°C)
43261	positive	growth	10-30
67771	positive	growth	28

Culture pH

@ref	Ability	Type	PH	PH range
43261	positive	growth	6.0-9.0	alkaliphile

Physiology and metabolism

Oxygen tolerance

@ref	Oxygen tolerance	Confidence
43261	aerobe
67771	aerobe
125439	obligate aerobe	98.5

Spore formation

@ref	Type of spore	Spore formation	Confidence
43261	spore
125439			93.9

Halophily

@ref	Salt	Growth	Tested relation	Concentration
43261	NaCl	positive	growth	0-1 %(w/v)
43261	NaCl		growth	2 %(w/v)

Metabolite utilization

@ref	Chebi-ID	Metabolite	Utilization activity	Kind of utilization tested
43261	17128 ChEBI	adipate	-	assimilation
43261		casein	-	hydrolysis
43261	16947 ChEBI	citrate	-	assimilation
43261	17634 ChEBI	D-glucose	-	fermentation
43261	17634 ChEBI	D-glucose	+	assimilation
43261	16899 ChEBI	D-mannitol	-	assimilation
43261	16024 ChEBI	D-mannose	-	assimilation
43261	27689 ChEBI	decanoate	-	assimilation
43261	4853 ChEBI	esculin	-	hydrolysis
43261	5291 ChEBI	gelatin	-	hydrolysis
43261	17234 ChEBI	glucose	-	fermentation
43261	30849 ChEBI	L-arabinose	+	assimilation
43261	25115 ChEBI	malate	+	assimilation
43261	17306 ChEBI	maltose	-	assimilation
43261	506227 ChEBI	N-acetylglucosamine	-	assimilation
43261	17632 ChEBI	nitrate	-	reduction
43261	18401 ChEBI	phenylacetate	-	assimilation
43261	32032 ChEBI	potassium gluconate	-	assimilation
43261	28017 ChEBI	starch	-	hydrolysis
43261	53424 ChEBI	tween 20	+	hydrolysis
43261	53426 ChEBI	tween 80	-	hydrolysis

Metabolite production

@ref	Chebi-ID	Metabolite
43261	15688 ChEBI	acetoin
43261	16136 ChEBI	hydrogen sulfide
43261	35581 ChEBI	indole

Metabolite tests

@ref	Chebi-ID	Metabolite	Voges-proskauer-test	Methylred-test
43261	15688 ChEBI	acetoin	-
43261	17234 ChEBI	glucose		-

Enzymes

@ref	Value	Activity	Ec
43261	acid phosphatase	+	3.1.3.2
43261	alkaline phosphatase	+	3.1.3.1
43261	alpha-chymotrypsin	-	3.4.21.1
43261	alpha-fucosidase	-	3.2.1.51
43261	alpha-galactosidase	+/-	3.2.1.22
43261	alpha-glucosidase	-	3.2.1.20
43261	alpha-mannosidase	-	3.2.1.24
43261	arginine dihydrolase	-	3.5.3.6
43261	beta-galactosidase	+/-	3.2.1.23
43261	beta-glucosidase	+	3.2.1.21
43261	beta-glucuronidase	+/-	3.2.1.31
43261	catalase	-	1.11.1.6
43261	cystine arylamidase	-	3.4.11.3
43261	cytochrome oxidase	+	1.9.3.1
43261	esterase (C 4)	-
43261	esterase Lipase (C 8)	-
43261	leucine arylamidase	+	3.4.11.1
43261	lipase (C 14)	-
43261	N-acetyl-beta-glucosaminidase	+	3.2.1.52
43261	naphthol-AS-BI-phosphohydrolase	+
43261	trypsin	+	3.4.21.4
43261	urease	-	3.5.1.5
43261	valine arylamidase	+

Isolation, sampling and environmental information

Isolation source categories

Cat1	Cat2	Cat3
#Environmental	#Terrestrial	#Soil
#Host	#Plants	#Herbaceous plants (Grass,Crops)
#Host Body-Site	#Plant	#Rhizosphere

Isolation

@ref	Sample type	Geographic location	Country	Country ISO 3 Code	Continent
43261	rhizosphere soil of cultivated watermelon (Citrullus lanatus)	Hefei, PR China	China	CHN	Asia
67771	From soil	Hefei, Anhui	China	CHN	Asia

Taxonmaps

69479

Global distribution of 16S sequence KX792139 (>99% sequence identity) for Caulobacter rhizosphaerae from Microbeatlas

Aquatic Samples	1486
Soil Samples	2759
Animal Samples	688
Plant Samples	3332
Total Samples	8265

Interaction and safety

Sequence information

Genome sequences

@ref	Description	Assembly level	INSDC accession	BV-BRC accession	IMG accession	NCBI tax ID	Score
66792	ASM1097755v1 assembly for Caulobacter rhizosphaerae KCTC 52515	complete	GCA_010977555	2010972.4	8115018513	2010972	94.54
66792	ASM1464505v1 assembly for Caulobacter rhizosphaerae CGMCC 1.15915	scaffold	GCA_014645055	1428.1448		2010972	63.48

16S sequences

@ref	Description	Accession	Length	Database	NCBI tax ID
43261	Caulobacter rhizosphaerae strain 7F14 16S ribosomal RNA gene, partial sequence	KX792139	1450		2010972

GC content

@ref	GC-content (mol%)	Method
43261	68.6	high performance liquid chromatography (HPLC)

Genome-based predictions

Predictions

Predictions from Deep Learning for Genome Sequence Data. R package version 0.3.1 based on: Caulobacter rhizosphaerae strain KCTC 52515
PATRIC: 2010972.4

@ref	Trait	Model	Prediction	Confidence in %	In training data
125439	spore_formation	BacteriaNetⓘ	no	93.90	no
125439	motility	BacteriaNetⓘ	yes	66.30	no
125439	gram_stain	BacteriaNetⓘ	negative	85.70	no
125439	oxygen_tolerance	BacteriaNetⓘ	obligate aerobe	98.50	no

Predictions from bacterial phenotypic traits through improved machine learning using high-quality, curated datasets based on: Caulobacter rhizosphaerae KCTC 52515
NCBI: GCA_010977555.1

@ref	Trait	Model	Prediction	Confidence in %	In training data
125438	gram-positive	gram-positiveⓘ	no	96.75	no
125438	anaerobic	anaerobicⓘ	no	94.48	yes
125438	aerobic	aerobicⓘ	yes	89.99	yes
125438	spore-forming	spore-formingⓘ	no	87.43	yes
125438	thermophilic	thermophileⓘ	no	99.46	yes
125438	flagellated	motile2+ⓘ	yes	75.88	no

Literature

Topic	Title	Authors	Journal	DOI	Year
Phylogeny	Caulobacter soli sp. nov., isolated from soil sampled at Jiri Mountain, Republic of Korea.	Yang Y, Jin CZ, Jin FJ, Li T, Lee JM, Kim CJ, Lee HG, Jin L	Int J Syst Evol Microbiol	10.1099/ijsem.0.004264	2020
Phylogeny	Caulobacter rhizosphaerae sp. nov., a stalked bacterium isolated from rhizosphere soil.	Sun LN, Yang ED, Hou XT, Wei JC, Yuan ZX, Wang WY	Int J Syst Evol Microbiol	10.1099/ijsem.0.001860	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 )
#43261	Le-Ni Sun, En-Dong Yang, Xue-Ting Hou, Jie-Chao Wei, Zhuo-Xin Yuan and Wei-Yun Wang: Caulobacter rhizosphaerae sp. nov., a stalked bacterium isolated from rhizosphere soil. IJSEM 67: 1771 - 1776 2017 ( DOI 10.1099/ijsem.0.001860 , PubMed 28598303 )
#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) .
#67771	Korean Collection for Type Cultures (KCTC) ; Curators of the KCTC;
#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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Caulobacter rhizosphaerae (CGMCC 1.15915, KCTC 52515, 7F14)

Name and taxonomic classification

Morphology

Cell morphology

Colony morphology

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

Taxonmaps

Interaction and safety

Sequence information

Genome sequences

Genome browser: GCA_010977555

16S sequences

GC content

Genome-based predictions

Predictions

Literature

Literature

References

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