Bradyrhizobium mercantei (LMG 30031, U675, BR 6010)

Name: Bradyrhizobium mercantei (LMG 30031, U675, BR 6010)
Creator: BacDive
License: http://creativecommons.org/licenses/by/4.0/

BacDive ID 140478

Type strain

Strain Designation U675

Culture col. no. LMG 30031 U675 BR 6010 CNPSo 1165 SEMIA 6399

NCBI tax ID(s) 1904807

Special Collections Literature strains

Links

Bradyrhizobium mercantei U675 is an aerobe, mesophilic, Gram-negative prokaryote that forms oval colonies and was isolated from nodules of Deguelia costata.

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

Name and taxonomic classification

SI-ID 272334

LMG 30031

@ref 20215

Last LPSN update 2025-12-16 10:03:36

Domain Pseudomonadati

Phylum Pseudomonadota

Class Alphaproteobacteria

Order Hyphomicrobiales

Family Nitrobacteraceae

Genus Bradyrhizobium

Species Bradyrhizobium mercantei

Full scientific name Bradyrhizobium mercantei Helene et al. 2017

Morphology

Cell morphology

@ref	Gram stain	Cell shape
43227	negative	rod-shaped
125438	negative
125439	negative

Colony morphology

@ref	Colony size	Colony color	Colony shape	Incubation period	Medium used
43227	1 mm	translucent	oval	7 days	yeast extract-mannitol agar (YMA)

Culture and growth conditions

Culture medium

@ref	Name	Growth
43227	yeast extract-mannitol agar (YMA)
43227	LB (Luria-Bertani) MEDIUM

Culture temp

@ref	Growth	Type	Temperature (°C)	Range
43227	positive	optimum	28	mesophilic
43227	negative	growth	37

Culture pH

@ref	Ability	Type	PH
43227	positive	optimum	6.8
43227	positive	growth	4.5
43227	positive	growth	8

Physiology and metabolism

Oxygen tolerance

@ref	Oxygen tolerance
43227	aerobe
125439	obligate aerobe

Spore formation

@ref	Spore formation
43227
125439

Halophily

@ref	Salt	Growth	Tested relation	Concentration
43227	NaCl		growth	1 %

Metabolite utilization

@ref	Chebi-ID	Metabolite	Utilization activity	Kind of utilization tested
43227	27613 ChEBI	amygdalin	-	carbon source
43227	18305 ChEBI	arbutin	+	carbon source
43227	17057 ChEBI	cellobiose	-	carbon source
43227	17108 ChEBI	D-arabinose	+	carbon source
43227	18333 ChEBI	D-arabitol	+	carbon source
43227	15824 ChEBI	D-fructose	+	carbon source
43227	28847 ChEBI	D-fucose	+	carbon source
43227	12936 ChEBI	D-galactose	+	carbon source
43227	17634 ChEBI	D-glucose	+	carbon source
43227	62318 ChEBI	D-lyxose	+	carbon source
43227	16899 ChEBI	D-mannitol	+	carbon source
43227	16024 ChEBI	D-mannose	+	carbon source
43227	16988 ChEBI	D-ribose	+	carbon source
43227	17924 ChEBI	D-sorbitol	+	carbon source
43227	16443 ChEBI	D-tagatose	-	carbon source
43227	65327 ChEBI	D-xylose	+	carbon source
43227	17113 ChEBI	erythritol	+	carbon source
43227	4853 ChEBI	esculin	+	carbon source
43227	16813 ChEBI	galactitol	+	carbon source
43227	28066 ChEBI	gentiobiose	-	carbon source
43227	17754 ChEBI	glycerol	+	carbon source
43227	28087 ChEBI	glycogen	+	carbon source
43227	15443 ChEBI	inulin	-	carbon source
43227	30849 ChEBI	L-arabinose	+	carbon source
43227	18403 ChEBI	L-arabitol	+	carbon source
43227	18287 ChEBI	L-fucose	+	carbon source
43227	62345 ChEBI	L-rhamnose	+	carbon source
43227	17266 ChEBI	L-sorbose	-	carbon source
43227	65328 ChEBI	L-xylose	+	carbon source
43227	17716 ChEBI	lactose	+	carbon source
43227	17306 ChEBI	maltose	+	carbon source
43227	6731 ChEBI	melezitose	-	carbon source
43227	28053 ChEBI	melibiose	-	carbon source
43227	320061 ChEBI	methyl alpha-D-glucopyranoside	-	carbon source
43227	43943 ChEBI	methyl alpha-D-mannoside	-	carbon source
43227	74863 ChEBI	methyl beta-D-xylopyranoside	+	carbon source
43227	17268 ChEBI	myo-inositol	+	carbon source
43227	506227 ChEBI	N-acetylglucosamine	-	carbon source
43227		potassium 2-dehydro-D-gluconate	-	carbon source
43227		potassium 5-dehydro-D-gluconate	-	carbon source
43227	32032 ChEBI	potassium gluconate	-	carbon source
43227	16634 ChEBI	raffinose	-	carbon source
43227	15963 ChEBI	ribitol	+	carbon source
43227	17814 ChEBI	salicin	+	carbon source
43227	28017 ChEBI	starch	+	carbon source
43227	17992 ChEBI	sucrose	-	carbon source
43227	27082 ChEBI	trehalose	-	carbon source
43227	32528 ChEBI	turanose	+	carbon source
43227	17151 ChEBI	xylitol	+	carbon source

Antibiotic resistance

@ref	ChEBI	Metabolite	Resistance conc.
43227	28971	ampicillin	10 µg (disc)
43227	28669	bacitracin	0.04 Unit (disc)
43227	3515	cefuroxime	30 µg (disc)
43227	17698	chloramphenicol	30 µg (disc)
43227	48923	erythromycin	15 µg (disc)
43227	100147	nalidixic acid	30 µg (disc)
43227	7507	neomycin	30 µg (disc)
43227	17334	penicillin	10 Unit (disc)
43227	17076	streptomycin	10 µg (disc)
43227	27902	tetracycline	30 µg (disc)

Enzymes

@ref	Value	Activity	Ec
43227	urease	+	3.5.1.5

Isolation, sampling and environmental information

Isolation source categories

Cat1	Cat2	Cat3
#Host	#Plants	#Shrub (Scrub)
#Host	#Plants	#Tree
#Host Body-Site	#Plant	#Root nodule

Isolation

@ref	Sample type	Geographic location	Country	Country ISO 3 Code	Continent
43227	nodules of Deguelia costata	southeast Brazil	Brazil	BRA	Middle and South America

Interaction and safety

Sequence information

Genome sequences

@ref	Description	Assembly level	INSDC accession	BV-BRC accession	IMG accession	NCBI tax ID	Score
66792	ASM198263v1 assembly for Bradyrhizobium mercantei SEMIA 6399	contig	GCA_001982635	1904807.3	2876791980	1904807	63.37

Genome browser: GCA_001982635

16S sequences

@ref	Description	Accession	Length	Database	NCBI tax ID
124043	Bradyrhizobium mercantei strain SEMIA 6399 16S ribosomal RNA gene, partial sequence.	FJ025102	1468		1904807

GC content

@ref	GC-content (mol%)	Method
43227	63.99	genome sequence analysis

Genome-based predictions

Predictions

Predictions from Deep Learning for Genome Sequence Data. R package version 0.3.1 based on: Bradyrhizobium mercantei SEMIA 6399
NCBI: GCA_001982635

@ref	Trait	Model	Prediction	Confidence in %	In training data
125439	spore_formation	BacteriaNetⓘ	no	97.10	no
125439	motility	BacteriaNetⓘ	yes	70.90	no
125439	gram_stain	BacteriaNetⓘ	negative	98.80	no
125439	oxygen_tolerance	BacteriaNetⓘ	obligate aerobe	99.30	no

Predictions from bacterial phenotypic traits through improved machine learning using high-quality, curated datasets based on: Bradyrhizobium sp. SEMIA 6399 strain SEMIA 6399
PATRIC: 1904807.3

@ref	Trait	Model	Prediction	Confidence in %	In training data
125438	gram-positive	gram-positiveⓘ	no	96.50	yes
125438	anaerobic	anaerobicⓘ	no	96.47	yes
125438	spore-forming	spore-formingⓘ	no	84.95	no
125438	thermophilic	thermophileⓘ	no	98.16	no
125438	aerobic	aerobicⓘ	yes	84.06	yes
125438	flagellated	motile2+ⓘ	yes	78.86	no

Literature

Topic	Title	Authors	Journal	DOI	Year
Genetics	Genome Sequence of Bradyrhizobium mercantei Strain SEMIA 6399(T), Isolated from Nodules of Deguelia costata in Brazil.	Ribeiro RA, Helene LCF, Delamuta JRM, Hungria M	Genome Announc	10.1128/genomeA.00943-17	2017
Phylogeny	Bradyrhizobium mercantei sp. nov., a nitrogen-fixing symbiont isolated from nodules of Deguelia costata (syn. Lonchocarpus costatus).	Helene LCF, Delamuta JRM, Ribeiro RA, Hungria M	Int J Syst Evol Microbiol	10.1099/ijsem.0.001870	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 )
#43227	Luisa Caroline Ferraz Helene, Jakeline Renata Marçon Delamuta, Renan Augusto Ribeiro, Mariangela Hungria: Bradyrhizobium mercantei sp. nov., a nitrogen-fixing symbiont isolated from nodules of Deguelia costata (syn. Lonchocarpus costatus). IJSEM 67: 1827 - 1834 2017 ( DOI 10.1099/ijsem.0.001870 , PubMed 28639930 )
#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 )
#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 )

Rate our new design

Content

About us

Bradyrhizobium mercantei (LMG 30031, U675, BR 6010)

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

Antibiotic resistance

Enzymes

Isolation, sampling and environmental information

Isolation source categories

Isolation

Interaction and safety

Sequence information

Genome sequences

Genome browser: GCA_001982635

16S sequences

GC content

Genome-based predictions

Predictions

Literature

Literature

References

BacDive

Help

Social Media