Ensifer meliloti (DSM 23913, AK83)

Name: Ensifer meliloti (DSM 23913, AK83)
Creator: BacDive
License: http://creativecommons.org/licenses/by/4.0/

BacDive ID 24467

Type strain

Strain Designation AK83

Culture col. no. DSM 23913 AK83

NCBI tax ID(s) 382

Special Collections DSMZ

History DSMZ <- A. Mengoni, Univ. Firenze, Italy; AK83 <- M. Roumiantseva, Russian Institute of Agricultural Microbiology, St. Petersburg-Pushkin

Links

Ensifer meliloti AK83 is a bacterium that was isolated from root nodules of Medicago falcata.

genome sequence Bacteria

Name and taxonomic classification

SI-ID 398401

DSM 23913

@ref 20215

Last LPSN update 2026-05-29 08:30:37

Domain Bacteria

Phylum Pseudomonadota

Class Alphaproteobacteria

Order Hyphomicrobiales

Family Rhizobiaceae

Genus Ensifer

Species Ensifer meliloti

Full scientific name Ensifer meliloti (Dangeard 1926) Young 2003

Synonyms (4)

Sinorhizobium kummerowiae
Rhizobium meliloti
Sinorhizobium meliloti
Ensifer kummerowiae

BacDive ID	Other strains from **Ensifer meliloti** (11)	Type strain
13546	E. meliloti 3D0a2, DSM 30135, ATCC 9930, CCUG 27879, ... (type strain)
13541	E. meliloti DSM 1981, TAL 380
13542	E. meliloti MVII/1, pRme-MVII/1a to pRme-MVII/1g, DSM ...
13543	E. meliloti 41AK631, pRme41a to pRme41c, DSM 5171
13544	E. meliloti Alfalfa 100, DSM 6047, ATCC 4399
13545	E. meliloti 101 (USDA 477), 3DOa5, Fred 101, DSM 6048, ...
13547	E. meliloti 3D0d4, DSM 30136, ATCC 10310
24468	E. meliloti BL225C, DSM 23914
24469	E. meliloti AK58, DSM 23808
24470	E. meliloti BO21CC, DSM 23809
162896	E. meliloti JCM 20363, IAM 12035

Morphology

Cell morphology

@ref	Gram stain	Confidence
125438	negative	99
125439	negative	98.584

Colony morphology

20535

Incubation period2-3 days

Culture and growth conditions

Culture medium

@ref	Name	Growth	Medium link	Composition
20535	RHIZOBIUM MEDIUM (DSMZ Medium 98)		Medium recipe at MediaDive	Name: RHIZOBIUM MEDIUM (DSMZ Medium 98) Composition: air-dried garden soil 80.0 g/l Agar 15.0 g/l Mannitol 10.0 g/l Yeast extract 1.0 g/l Na2CO3 0.2 g/l Distilled water

Culture temp

@ref	Growth	Type	Temperature (°C)
20535	positive	growth	28

Physiology and metabolism

Oxygen tolerance

@ref	Oxygen tolerance	Confidence
125439	obligate aerobe	96.496

Spore formation

@ref	Spore formation	Confidence
125439		99.599

Isolation, sampling and environmental information

Isolation source categories

Cat1	Cat2	Cat3
#Host	#Plants	#Herbaceous plants (Grass,Crops)
#Host Body-Site	#Plant	#Root nodule

Isolation

@ref	Sample type	Host species	Geographic location	Country	Country ISO 3 Code	Continent
20535	root nodules of Medicago falcata	Medicago falcata	North Aral Sea	Kazakhstan	KAZ	Asia

Interaction and safety

Risk assessment

@ref	Biosafety level	Biosafety level comment
20535	1	Risk group (German classification)

Sequence information

Genome sequences

@ref	Description	Assembly level	INSDC accession	BV-BRC accession	IMG accession	NCBI tax ID	Score
66792	IMG-taxon 2597490345 annotated assembly for Sinorhizobium meliloti AK83	scaffold	GCA_900108935	382.1070	2597490345	382	42.03

Genome-based predictions

Predictions

Predictions from Deep Learning for Genome Sequence Data. R package version 0.3.1 based on: IMG-taxon 2597490345 annotated assembly for Sinorhizobium meliloti AK83
NCBI: GCA_900108935

@ref	Trait	Model	Prediction	Confidence in %	In training data
125439	oxygen_tolerance	BacteriaNetⓘ	obligate aerobe	96.50	no
125439	gram_stain	BacteriaNetⓘ	negative	98.58	no
125439	spore_formation	BacteriaNetⓘ	no	99.60	no
125439	motility	BacteriaNetⓘ	no	61.67	no

Predictions from bacterial phenotypic traits through improved machine learning using high-quality, curated datasets based on: Sinorhizobium meliloti strain AK83
PATRIC: 382.1070

@ref	Trait	Model	Prediction	Confidence in %	In training data
125438	gram-positive	gram-positiveⓘ	no	99.00	no
125438	anaerobic	anaerobicⓘ	no	96.10	no
125438	spore-forming	spore-formingⓘ	no	87.94	no
125438	aerobic	aerobicⓘ	yes	89.42	no
125438	thermophilic	thermophileⓘ	no	98.75	no
125438	flagellated	motile2+ⓘ	yes	67.49	no

Literature

Title	Authors	Journal	DOI	Year
Permanent draft genome sequences of the symbiotic nitrogen fixing Ensifer meliloti strains BO21CC and AK58.	Galardini M, Bazzicalupo M, Biondi E, Brambilla E, Brilli M, Bruce D, Chain P, Chen A, Daligault H, Davenport KW, Deshpande S, Detter JC, Goodwin LA, Han C, Han J, Huntemann M, Ivanova N, Klenk HP, Kyrpides NC, Markowitz V, Mavrommatis K, Mocali S, Nolan M, Pagani I, Pati A, Pini F, Pitluck S, Spini G, Szeto E, Teshima H, Woyke T, Mengoni A.	Stand Genomic Sci	10.4056/sigs.3797438	2013

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 )
#20535	Leibniz Institut DSMZ-Deutsche Sammlung von Mikroorganismen und Zellkulturen GmbH ; Curators of the DSMZ; DSM 23913
#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) .
#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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Ensifer meliloti (DSM 23913, AK83)

Name and taxonomic classification

Morphology

Cell morphology

Colony morphology

Culture and growth conditions

Culture medium

Culture temp

Physiology and metabolism

Oxygen tolerance

Spore formation

Isolation, sampling and environmental information

Isolation source categories

Isolation

Interaction and safety

Risk assessment

Sequence information

Genome sequences

Genome browser: GCA_900108935

Genome-based predictions

Predictions

Literature

Literature

References

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