Acetivibrio mesophilus (DSM 107956, CECT 9704, N2K1)

Name: Acetivibrio mesophilus (DSM 107956, CECT 9704, N2K1)
Creator: BacDive
License: http://creativecommons.org/licenses/by/4.0/

BacDive ID 157972

Type strain

Strain Designation N2K1

Culture col. no. DSM 107956 CECT 9704 N2K1

NCBI tax ID(s) 2487273

Special Collections DSMZ Literature strains

History <- R. Rettenmaier, TU Munich, Chair of Microbiology, Freising-Weihenstephan, Germany; N2K1 <- R. Rettenmaier; {2018}

Links

Acetivibrio mesophilus N2K1 is an anaerobe, spore-forming, thermophilic prokaryote that was isolated from lab scale biogas plant fed with maize silage.

spore-forming Gram-positive rod-shaped anaerobe thermophilic genome sequence 16S sequence

Name and taxonomic classification

SI-ID 402063

CECT 9704,DSM 107956

@ref 20215

Last LPSN update 2026-02-09 11:38:11

Domain Bacteria

Phylum Bacillota

Class Clostridia

Order Eubacteriales

Family Oscillospiraceae

Genus Acetivibrio

Species Acetivibrio mesophilus

Full scientific name Acetivibrio mesophilus (Rettenmaier et al. 2019) Tindall 2019

Synonyms (1)

Hungateiclostridium mesophilum

Morphology

Cell morphology

@ref	Gram stain	Cell length	Cell shape	Motility
68222	positive	0.66-1.33	rod-shaped

Culture and growth conditions

Culture medium

@ref	Name	Growth	Medium link	Composition
64545	ACETIVIBRIO MEDIUM (DSMZ Medium 122)		Medium recipe at MediaDive	Name: ACETIVIBRIO MEDIUM (DSMZ Medium 122) Composition: Cellulose 10.0 g/l (optional) Na2-ß-glycerophosphate x 5 H2O 6.0 g/l K2HPO4 5.5 g/l Cellobiose 5.0 g/l Yeast extract 4.5 g/l MgCl2 x 6 H2O 2.6 g/l KH2PO4 1.43 g/l (NH4)2SO4 1.3 g/l L-Glutathione 0.25 g/l CaCl2 x 2 H2O 0.13 g/l FeSO4 x 7 H2O 0.0011 g/l Sodium resazurin 0.0005 g/l Distilled water

Culture temp

@ref	Growth	Type	Temperature (°C)	Range
64545	positive	growth	45	thermophilic
68222	positive	optimum	45	thermophilic
68222	positive	growth	30-50

Culture pH

@ref	Ability	Type	PH
68222	positive	optimum	7.5
68222	positive	growth	6-8

Physiology and metabolism

Oxygen tolerance

@ref	Oxygen tolerance	Confidence
68222	anaerobe
125438	anaerobe	95.206
125439	anaerobe	98.9

Spore formation

@ref	Type of spore	Spore formation
68222	endospore

Halophily

@ref	Salt	Growth	Tested relation	Concentration
68222	NaCl	positive	growth	1.8 %(w/v)

Observation

@ref	Observation
68222	can adhere directly to cellulose fibre
68222	occur single or in pairs

Metabolite utilization

@ref	Chebi-ID	Metabolite	Utilization activity	Kind of utilization tested
68222	22599 ChEBI	arabinose	-	growth
68222	17057 ChEBI	cellobiose	+	growth
68222	62968 ChEBI	cellulose	+	growth
68222	28757 ChEBI	fructose	-	growth
68222	17234 ChEBI	glucose	-	growth
68222	17716 ChEBI	lactose	-	growth
68222	29864 ChEBI	mannitol	-	growth
68222	37684 ChEBI	mannose	-	growth
68222	33942 ChEBI	ribose	-	growth
68222	28017 ChEBI	starch	-	growth
68222	17992 ChEBI	sucrose	-	growth
68222	27082 ChEBI	trehalose	-	growth
68222	37166 ChEBI	xylan	-	growth
68222	18222 ChEBI	xylose	-	growth

Isolation, sampling and environmental information

Isolation source categories

Cat1	Cat2	Cat3
#Host	#Plants	#Herbaceous plants (Grass,Crops)
#Engineered	#Industrial	#Plant (Factory)
#Engineered	#Bioreactor	-
#Engineered	#Laboratory	-

Isolation

@ref	Sample type	Geographic location	Country	Country ISO 3 Code	Continent	Latitude	Longitude	Enrichment culture	Enrichment culture temperature
64545	lab scale biogas plant fed with maize silage	Freising	Germany	DEU	Europe
68222	lab-scale biogas fermenter	Freising	Germany	DEU	Europe	48.358	11.7175 48.358/11.7175	GR20	37

Taxonmaps

69479

Global distribution of 16S sequence MK138666 (>99% sequence identity) for Acetivibrio from Microbeatlas

Aquatic Samples	246
Soil Samples	255
Animal Samples	227
Plant Samples	103
Total Samples	831

Interaction and safety

Sequence information

Genome sequences

@ref	Description	Assembly level	INSDC accession	BV-BRC accession	IMG accession	NCBI tax ID	Score
68222	ASM410274v1 assembly for Acetivibrio mesophilus N2K1	contig	GCA_004102745	2487273.3	2880951795	2487273	60.14

16S sequences

@ref	Description	Accession	Length	Database	NCBI tax ID
64545	Acetivibrio mesophilus strain N2K1 16S ribosomal RNA gene, partial sequence	MK138666	1412		2487273

GC content

@ref	GC-content (mol%)	Method
64545	38.36	sequence analysis
68222	38.36	genome sequence analysis

Genome-based predictions

Predictions

Predictions from Deep Learning for Genome Sequence Data. R package version 0.3.1 based on: Acetivibrio mesophilus N2K1
NCBI: GCA_004102745

@ref	Trait	Model	Prediction	Confidence in %	In training data
125439	spore_formation	BacteriaNetⓘ	yes	85.00	no
125439	motility	BacteriaNetⓘ	yes	84.70	no
125439	gram_stain	BacteriaNetⓘ	variable	86.20	no
125439	oxygen_tolerance	BacteriaNetⓘ	anaerobe	98.90	no

Predictions from bacterial phenotypic traits through improved machine learning using high-quality, curated datasets based on: Hungateiclostridium sp. N2K1
PATRIC: 2487273.3

@ref	Trait	Model	Prediction	Confidence in %	In training data
125438	gram-positive	gram-positiveⓘ	yes	59.90	yes
125438	anaerobic	anaerobicⓘ	yes	95.21	no
125438	spore-forming	spore-formingⓘ	yes	83.61	yes
125438	aerobic	aerobicⓘ	no	96.02	yes
125438	thermophilic	thermophileⓘ	no	52.57	no
125438	flagellated	motile2+ⓘ	yes	80.78	no

Literature

Topic	Title	Authors	Journal	DOI	Year
	Discovery and Biosynthesis of Celluxanthenes, Antibacterial Arylpolyene Alkaloids From Diverse Cellulose-Degrading Anaerobic Bacteria.	Ishida K, Krabbe J, Meisinger PR, Shabuer G, Schieferdecker S, Cyrulies M, Tank C, Barnes E, Paetz C, Hertweck C.	Angew Chem Int Ed Engl	10.1002/anie.202503697	2025
Phylogeny	Hungateiclostridium mesophilum sp. nov., a mesophilic, cellulolytic and spore-forming bacterium isolated from a biogas fermenter fed with maize silage.	Rettenmaier R, Gerbaulet M, Liebl W, Zverlov VV	Int J Syst Evol Microbiol	10.1099/ijsem.0.003663	2019

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 )
#64545	Leibniz Institut DSMZ-Deutsche Sammlung von Mikroorganismen und Zellkulturen GmbH ; Curators of the DSMZ; DSM 107956
#68222	Regina Rettenmaier, Martin Gerbaulet, Wolfgang Liebl and Vladimir V. Zverlov: Hungateiclostridium mesophilum sp. nov., a mesophilic, cellulolytic and spore-forming bacterium isolated from a biogas fermenter fed with maize silage. IJSEM 69: 3567 - 3573 2019 ( DOI 10.1099/ijsem.0.003663 )
#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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Acetivibrio mesophilus (DSM 107956, CECT 9704, N2K1)

Name and taxonomic classification

Morphology

Cell morphology

Culture and growth conditions

Culture medium

Culture temp

Culture pH

Physiology and metabolism

Oxygen tolerance

Spore formation

Halophily

Observation

Metabolite utilization

Isolation, sampling and environmental information

Isolation source categories

Isolation

Taxonmaps

Interaction and safety

Sequence information

Genome sequences

Genome browser: GCA_004102745

16S sequences

GC content

Genome-based predictions

Predictions

Literature

Literature

References

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