Cite this strain

Bacillus circulans (CIP 51.21)

Name: Bacillus circulans (CIP 51.21)
Creator: BacDive
License: http://creativecommons.org/licenses/by/4.0/

BacDive ID 135496

Type strain

Culture col. no. CIP 51.21

NCBI tax ID(s) 1397

Special Collections CIP

History 1951, H. Proom, Wellcome Res. Lab., Beckenham, UK: strain CN 2720, Bacillus circulans CIP <- 1951, H. Proom, Wellcome Res. Lab., Beckenham, UK: strain CN 2720, Bacillus circulans

Links

Bacillus circulans CIP 51.21 is a facultative anaerobe, spore-forming, Gram-positive bacterium of the family Bacillaceae.

spore-forming Gram-positive motile rod-shaped facultative anaerobe Bacteria

Name and taxonomic classification

SI-ID 67345

CIP 51.21

@ref 20215

Last LPSN update 2026-02-09 11:32:26

Domain Bacteria

Phylum Bacillota

Class Bacilli

Order Caryophanales

Family Bacillaceae

Genus Bacillus

Species Bacillus circulans

Full scientific name Bacillus circulans Jordan 1890 (Approved Lists 1980)

Synonyms (1)

Niallia circulans

BacDive ID	Other strains from **Bacillus circulans** (15)	Type strain
134969	B. circulans CIP 102802
135272	B. circulans CIP 53.60
135487	B. circulans CIP 106423, MAS 2
136102	B. circulans 491.86, CIP 102490
136599	B. circulans CIP A36
137248	B. circulans Mousset, CIP A49
138638	B. circulans NRS-760, CIP 52.76, ATCC 8384
143697	B. circulans CCUG 21053
145474	B. circulans CCUG 28639
148109	B. circulans CCUG 34825
148136	B. circulans CCUG 34885
148765	B. circulans CCUG 35915 A
152333	B. circulans CCUG 46461
153454	B. circulans CCUG 49659
155064	B. circulans CCUG 56355

Morphology

Cell morphology

@ref	Gram stain	Cell shape	Motility
34630	positive	rod-shaped

Colony morphology

Culture and growth conditions

Culture medium

@ref	Name	Growth	Composition	Medium link
34630	MEDIUM 3 - Columbia agar		Columbia agar (39.000 g);distilled water (1000.000 ml)
34630	CIP Medium 3			Medium recipe at CIP

Culture temp

@ref	Growth	Type	Temperature (°C)
34630	positive	growth	30
34630	positive	growth	22-45
34630	negative	growth	10
34630	negative	growth	55

Culture pH

@ref	Ability	Type	PH
34630	positive	growth	6

Physiology and metabolism

Oxygen tolerance

34630

Oxygen tolerancefacultative anaerobe

Spore formation

34630

Spore formationyes

Halophily

@ref	Salt	Growth	Tested relation	Concentration
34630	NaCl	positive	growth	0-6 %
34630	NaCl		growth	8 %
34630	NaCl		growth	10 %

Metabolite utilization

@ref	Chebi-ID	Metabolite	Utilization activity	Kind of utilization tested
68371	27613 ChEBI	amygdalin	-	builds acid from	from API 50CH acid
68371	18305 ChEBI	arbutin	-	builds acid from	from API 50CH acid
68371	17057 ChEBI	cellobiose	-	builds acid from	from API 50CH acid
34630	16947 ChEBI	citrate	-	carbon source
68371	17108 ChEBI	D-arabinose	-	builds acid from	from API 50CH acid
68371	18333 ChEBI	D-arabitol	-	builds acid from	from API 50CH acid
68371	15824 ChEBI	D-fructose	-	builds acid from	from API 50CH acid
68371	28847 ChEBI	D-fucose	-	builds acid from	from API 50CH acid
68371	12936 ChEBI	D-galactose	-	builds acid from	from API 50CH acid
68371	17634 ChEBI	D-glucose	-	builds acid from	from API 50CH acid
68371	62318 ChEBI	D-lyxose	-	builds acid from	from API 50CH acid
68371	16899 ChEBI	D-mannitol	-	builds acid from	from API 50CH acid
68371	16024 ChEBI	D-mannose	-	builds acid from	from API 50CH acid
68371	16988 ChEBI	D-ribose	-	builds acid from	from API 50CH acid
68371	17924 ChEBI	D-sorbitol	-	builds acid from	from API 50CH acid
68371	16443 ChEBI	D-tagatose	-	builds acid from	from API 50CH acid
68371	65327 ChEBI	D-xylose	-	builds acid from	from API 50CH acid
68371	17113 ChEBI	erythritol	-	builds acid from	from API 50CH acid
34630	4853 ChEBI	esculin	+	hydrolysis
68371	4853 ChEBI	esculin	+	builds acid from	from API 50CH acid
68371	16813 ChEBI	galactitol	-	builds acid from	from API 50CH acid
68371	28066 ChEBI	gentiobiose	-	builds acid from	from API 50CH acid
68371	24265 ChEBI	gluconate	+	builds acid from	from API 50CH acid
68371	17754 ChEBI	glycerol	-	builds acid from	from API 50CH acid
68371	28087 ChEBI	glycogen	-	builds acid from	from API 50CH acid
34630	606565 ChEBI	hippurate	+	hydrolysis
68371	15443 ChEBI	inulin	-	builds acid from	from API 50CH acid
68371	30849 ChEBI	L-arabinose	-	builds acid from	from API 50CH acid
68371	18403 ChEBI	L-arabitol	-	builds acid from	from API 50CH acid
68371	18287 ChEBI	L-fucose	-	builds acid from	from API 50CH acid
68371	62345 ChEBI	L-rhamnose	-	builds acid from	from API 50CH acid
68371	17266 ChEBI	L-sorbose	-	builds acid from	from API 50CH acid
68371	65328 ChEBI	L-xylose	-	builds acid from	from API 50CH acid
68371	17716 ChEBI	lactose	-	builds acid from	from API 50CH acid
68371	17306 ChEBI	maltose	-	builds acid from	from API 50CH acid
68371	6731 ChEBI	melezitose	-	builds acid from	from API 50CH acid
68371	28053 ChEBI	melibiose	-	builds acid from	from API 50CH acid
68371	320061 ChEBI	methyl alpha-D-glucopyranoside	-	builds acid from	from API 50CH acid
68371	43943 ChEBI	methyl alpha-D-mannoside	-	builds acid from	from API 50CH acid
68371	74863 ChEBI	methyl beta-D-xylopyranoside	-	builds acid from	from API 50CH acid
68371	17268 ChEBI	myo-inositol	-	builds acid from	from API 50CH acid
68371	59640 ChEBI	N-acetylglucosamine	-	builds acid from	from API 50CH acid
34630	17632 ChEBI	nitrate	+	reduction
34630	17632 ChEBI	nitrate	+	respiration
34630	16301 ChEBI	nitrite	-	reduction
68371		Potassium 2-ketogluconate	-	builds acid from	from API 50CH acid
68371		Potassium 5-ketogluconate	+	builds acid from	from API 50CH acid
68371	16634 ChEBI	raffinose	-	builds acid from	from API 50CH acid
68371	15963 ChEBI	ribitol	-	builds acid from	from API 50CH acid
68371	17814 ChEBI	salicin	-	builds acid from	from API 50CH acid
68371	28017 ChEBI	starch	-	builds acid from	from API 50CH acid
68371	17992 ChEBI	sucrose	-	builds acid from	from API 50CH acid
68371	32528 ChEBI	turanose	-	builds acid from	from API 50CH acid
68371	17151 ChEBI	xylitol	-	builds acid from	from API 50CH acid

Metabolite production

@ref	Chebi-ID	Metabolite	Production
34630	35581 ChEBI	indole

Metabolite tests

@ref	Chebi-ID	Metabolite	Voges-proskauer-test	Methylred-test
34630	15688 ChEBI	acetoin	-
34630	17234 ChEBI	glucose		+

Enzymes

@ref	Value	Activity	Ec
68382	acid phosphatase	+	3.1.3.2	from API zym
34630	alcohol dehydrogenase	-	1.1.1.1
68382	alkaline phosphatase	+	3.1.3.1	from API zym
68382	alpha-chymotrypsin	-	3.4.21.1	from API zym
68382	alpha-fucosidase	-	3.2.1.51	from API zym
68382	alpha-galactosidase	+	3.2.1.22	from API zym
68382	alpha-glucosidase	+	3.2.1.20	from API zym
68382	alpha-mannosidase	-	3.2.1.24	from API zym
34630	amylase	+
68382	beta-galactosidase	+	3.2.1.23	from API zym
34630	beta-galactosidase	+	3.2.1.23
68382	beta-glucosidase	+	3.2.1.21	from API zym
68382	beta-glucuronidase	-	3.2.1.31	from API zym
34630	caseinase	-	3.4.21.50
34630	catalase	+	1.11.1.6
68382	cystine arylamidase	+	3.4.11.3	from API zym
34630	DNase	+
68382	esterase (C 4)	+		from API zym
68382	esterase lipase (C 8)	+		from API zym
34630	gamma-glutamyltransferase	-	2.3.2.2
34630	gelatinase	-
34630	lecithinase	-
68382	leucine arylamidase	+	3.4.11.1	from API zym
34630	lipase	-
68382	lipase (C 14)	-		from API zym
34630	lysine decarboxylase	-	4.1.1.18
68382	N-acetyl-beta-glucosaminidase	+	3.2.1.52	from API zym
68382	naphthol-AS-BI-phosphohydrolase	-		from API zym
34630	ornithine decarboxylase	-	4.1.1.17
34630	oxidase	+
68382	trypsin	-	3.4.21.4	from API zym
34630	tween esterase	+
34630	urease	-	3.5.1.5
68382	valine arylamidase	-		from API zym

Pathway annotation

Computationally determined by

@ref	pathway	enzyme coverage	annotated reactions
66794	adipate degradation	100	2 of 2
66794	coenzyme A metabolism	100	4 of 4
66794	formaldehyde oxidation	100	3 of 3
66794	vitamin K metabolism	100	5 of 5
66794	ribulose monophosphate pathway	100	2 of 2
66794	pentose phosphate pathway	100	11 of 11
66794	cis-vaccenate biosynthesis	100	2 of 2
66794	threonine metabolism	100	10 of 10
66794	aspartate and asparagine metabolism	100	9 of 9
66794	palmitate biosynthesis	100	22 of 22
66794	methylglyoxal degradation	100	5 of 5
66794	sulfopterin metabolism	100	4 of 4
66794	teichoic acid biosynthesis	100	1 of 1
66794	folate polyglutamylation	100	1 of 1
66794	starch degradation	100	10 of 10
66794	anapleurotic synthesis of oxalacetate	100	1 of 1
66794	suberin monomers biosynthesis	100	2 of 2
66794	CDP-diacylglycerol biosynthesis	100	2 of 2
66794	UDP-GlcNAc biosynthesis	100	3 of 3
66794	tetrahydrofolate metabolism	92.86	13 of 14
66794	vitamin B1 metabolism	92.31	12 of 13
66794	Entner Doudoroff pathway	90	9 of 10
66794	purine metabolism	89.36	84 of 94
66794	valine metabolism	88.89	8 of 9
66794	CO2 fixation in Crenarchaeota	88.89	8 of 9
66794	chorismate metabolism	88.89	8 of 9
66794	molybdenum cofactor biosynthesis	88.89	8 of 9
66794	ketogluconate metabolism	87.5	7 of 8
66794	C4 and CAM-carbon fixation	87.5	7 of 8
66794	degradation of sugar alcohols	87.5	14 of 16
66794	flavin biosynthesis	86.67	13 of 15
66794	photosynthesis	85.71	12 of 14
66794	pyrimidine metabolism	84.44	38 of 45
66794	NAD metabolism	83.33	15 of 18
66794	glycolate and glyoxylate degradation	83.33	5 of 6
66794	cellulose degradation	80	4 of 5
66794	lipoate biosynthesis	80	4 of 5
66794	glycine betaine biosynthesis	80	4 of 5
66794	3-chlorocatechol degradation	80	4 of 5
66794	peptidoglycan biosynthesis	80	12 of 15
66794	glycogen metabolism	80	4 of 5
66794	heme metabolism	78.57	11 of 14
66794	serine metabolism	77.78	7 of 9
66794	allantoin degradation	77.78	7 of 9
66794	d-mannose degradation	77.78	7 of 9
66794	methionine metabolism	76.92	20 of 26
66794	phenylalanine metabolism	76.92	10 of 13
66794	glycolysis	76.47	13 of 17
66794	glutamate and glutamine metabolism	75	21 of 28
66794	ppGpp biosynthesis	75	3 of 4
66794	6-hydroxymethyl-dihydropterin diphosphate biosynthesis	75	6 of 8
66794	glycogen biosynthesis	75	3 of 4
66794	CMP-KDO biosynthesis	75	3 of 4
66794	dTDPLrhamnose biosynthesis	75	6 of 8
66794	acetate fermentation	75	3 of 4
66794	isoleucine metabolism	75	6 of 8
66794	gluconeogenesis	75	6 of 8
66794	non-pathway related	73.68	28 of 38
66794	vitamin B6 metabolism	72.73	8 of 11
66794	reductive acetyl coenzyme A pathway	71.43	5 of 7
66794	propanol degradation	71.43	5 of 7
66794	cardiolipin biosynthesis	71.43	5 of 7
66794	propionate fermentation	70	7 of 10
66794	myo-inositol biosynthesis	70	7 of 10
66794	leucine metabolism	69.23	9 of 13
66794	octane oxidation	66.67	2 of 3
66794	enterobactin biosynthesis	66.67	2 of 3
66794	acetoin degradation	66.67	2 of 3
66794	L-lactaldehyde degradation	66.67	2 of 3
66794	cyanate degradation	66.67	2 of 3
66794	alanine metabolism	65.52	19 of 29
66794	oxidative phosphorylation	64.84	59 of 91
66794	degradation of sugar acids	64	16 of 25
66794	d-xylose degradation	63.64	7 of 11
66794	proline metabolism	63.64	7 of 11
66794	arginine metabolism	62.5	15 of 24
66794	urea cycle	61.54	8 of 13
66794	lipid metabolism	61.29	19 of 31
66794	degradation of hexoses	61.11	11 of 18
66794	cysteine metabolism	61.11	11 of 18
66794	degradation of pentoses	60.71	17 of 28
66794	tryptophan metabolism	60.53	23 of 38
66794	phenylacetate degradation (aerobic)	60	3 of 5
66794	metabolism of amino sugars and derivatives	60	3 of 5
66794	factor 420 biosynthesis	60	3 of 5
66794	ascorbate metabolism	59.09	13 of 22
66794	histidine metabolism	58.62	17 of 29
66794	isoprenoid biosynthesis	57.69	15 of 26
66794	glutathione metabolism	57.14	8 of 14
66794	citric acid cycle	57.14	8 of 14
66794	polyamine pathway	52.17	12 of 23
66794	selenocysteine biosynthesis	50	3 of 6
66794	phenylmercury acetate degradation	50	1 of 2
66794	degradation of aromatic, nitrogen containing compounds	50	6 of 12
66794	lysine metabolism	50	21 of 42
66794	kanosamine biosynthesis II	50	1 of 2
66794	quinate degradation	50	1 of 2
66794	pantothenate biosynthesis	50	3 of 6
66794	sphingosine metabolism	50	3 of 6
66794	butanoate fermentation	50	2 of 4
66794	aminopropanol phosphate biosynthesis	50	1 of 2
66794	glycine metabolism	50	5 of 10
66794	ethanol fermentation	50	1 of 2
66794	mannosylglycerate biosynthesis	50	1 of 2
66794	sulfate reduction	46.15	6 of 13
66794	phosphatidylethanolamine bioynthesis	46.15	6 of 13
66794	phenylpropanoid biosynthesis	46.15	6 of 13
66794	metabolism of disaccharids	45.45	5 of 11
66794	4-hydroxymandelate degradation	44.44	4 of 9
66794	ginsenoside metabolism	43.75	7 of 16
66794	ubiquinone biosynthesis	42.86	3 of 7
66794	mevalonate metabolism	42.86	3 of 7
66794	tyrosine metabolism	42.86	6 of 14
66794	coenzyme M biosynthesis	40	4 of 10
66794	arachidonate biosynthesis	40	2 of 5
66794	4-hydroxyphenylacetate degradation	40	4 of 10
66794	phenol degradation	40	8 of 20
66794	arachidonic acid metabolism	38.89	7 of 18
66794	androgen and estrogen metabolism	37.5	6 of 16
66794	vitamin B12 metabolism	35.29	12 of 34
66794	lipid A biosynthesis	33.33	3 of 9
66794	acetyl CoA biosynthesis	33.33	1 of 3
66794	IAA biosynthesis	33.33	1 of 3
66794	(5R)-carbapenem carboxylate biosynthesis	33.33	1 of 3
66794	sulfoquinovose degradation	33.33	1 of 3
66794	bile acid biosynthesis, neutral pathway	29.41	5 of 17
66794	cholesterol biosynthesis	27.27	3 of 11
66794	catecholamine biosynthesis	25	1 of 4
66794	lactate fermentation	25	1 of 4
66794	cyclohexanol degradation	25	1 of 4
66794	toluene degradation	25	1 of 4
66794	biotin biosynthesis	25	1 of 4
66794	carnitine metabolism	25	2 of 8

API zym

@ref	Control	Alkaline phosphatase	Esterase (C 4)	2-naphtyl caprylateEsterase Lipase (C 8)	Lipase (C 14)	L-leucyl-2-naphthylamideLeucine arylamidase	L-valyl-2-naphthylamideValine arylamidase	L-cystyl-2-naphthylamideCystine arylamidase	Trypsin	alpha- Chymotrypsin	Acid phosphatase	Naphthol-AS-BI-phosphateNaphthol-AS-BI-phosphohydrolase	alpha- Galactosidase	beta- Galactosidase	beta- Glucuronidase	alpha- Glucosidase	beta- Glucosidase	N-acetyl-beta- glucosaminidase	alpha- Mannosidase	alpha- Fucosidase
34630	-	+	+	+	-	+	-	+	-	-	+	-	+	+	-	+	+	+	-	-

API 50CHac

@ref	ControlQ	GLY	ERY	DARA	LARA	RIB	DXYL	LXYL	ADO	MDX	GAL	GLU	FRU	MNE	SBE	RHA	DUL	INO	MAN	SOR	MDM	MDG	NAG	AMY	ARB	ESC	SAL	CEL	MAL	LAC	MEL	SAC	TRE	INU	MLZ	RAF	AMD	GLYG	XLT	GEN	TUR	LYX	TAG	DFUC	LFUC	DARL	LARL	GNT	2KG	5KG
34630	not determinedn.d.	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	+	-	-	-	-	-	-	+/-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	+	-	+

API biotype100

@ref	ControlQ	D-glucose as carbon sourceGLU	D-fructose as carbon sourceFRU	D-galactose as carbon sourceGAL	D-trehalose as carbon sourceTRE	D-mannose as carbon sourceMNE	L-sorbose as carbon sourceSBE	D-melibiose as carbon sourceMEL	sucrose as carbon sourceSAC	D-raffinose as carbon sourceRAF	maltotriose as carbon sourceMTE	maltose as carbon sourceMAL	lactose as carbon sourceLAC	lactulose as carbon sourceLTE	1-O-methyl-beta-galactopyranoside as carbon sourceMbGa	1-O-methyl-alpha-galactopyranoside as carbon sourceMaGa	D-cellobiose as carbon sourceCEL	gentiobiose as carbon sourceGEN	1-O-methyl-beta-D-glucopyranoside as carbon sourceMbGu	esculin as carbon sourceESC	D-ribose as carbon sourceRIB	L-arabinose as carbon sourceARA	D-xylose as carbon sourceXYL	palatinose as carbon sourcePLE	L-rhamnose as carbon sourceRHA	L-fucose as carbon sourceFUC	D-melezitose as carbon sourceMLZ	D-arabitol as carbon sourceDARL	L-arabitol as carbon sourceLARL	xylitol as carbon sourceXLT	dulcitol as carbon sourceDUL	D-tagatose as carbon sourceTAG	glycerol as carbon sourceGLY	myo-inositol as carbon sourceINO	D-mannitol as carbon sourceMAN	maltitol as carbon sourceMTL	D-turanose as carbon sourceTUR	D-sorbitol as carbon sourceSOR	adonitol as carbon sourceADO	hydroxyquinoline-beta-glucuronide as carbon sourceHBG	D-lyxose as carbon sourceLYX	i-erythritol as carbon sourceERY	1-O-methyl-alpha-D-glucoside as carbon sourceMDG	3-O-methyl-D-glucose as carbon source3MDG	D-saccharate as carbon sourceSAT	mucate as carbon sourceMUC	L-tartrate as carbon sourceLTAT	D-tartrate as carbon sourceDTAT	meso-tartrate as carbon sourceMTAT	D-malate as carbon sourceDMLT	L-malate as carbon sourceLMLT	cis-aconitate as carbon sourceCATE	trans-aconitate as carbon sourceTATE	tricarballylate as carbon sourceTTE	citrate as carbon sourceCIT	D-glucuronate as carbon sourceGRT	D-galacturonate as carbon sourceGAT	2-ketogluconate as carbon source2KG	5-ketogluconate as carbon source5KG	tryptophan as carbon sourceTRY	N-acetyl-D-glucosamine as carbon sourceNAG	D-gluconate as carbon sourceGNT	phenylacetate as carbon sourcePAC	protocatechuate as carbon sourcePAT	4-hydroxybenzoate as carbon sourcepOBE	quinate as carbon sourceQAT	gentisate as carbon sourceGTE	3-hydroxybenzoate as carbon sourcemOBE	benzoate as carbon sourceBAT	3-phenylpropionate as carbon sourcePPAT	m-coumarate as carbon sourceCMT	trigonelline as carbon sourceTGE	betaine as carbon sourceBET	putrescine as carbon sourcePCE	4-aminobutyrate as carbon sourceABT	histamine as carbon sourceHIN	DL-lactate as carbon sourceLAT	caprate as carbon sourceCAP	caprylate as carbon sourceCYT	L-histidine as carbon sourceHIS	succinate as carbon sourceSUC	fumarate as carbon sourceFUM	glutarate as carbon sourceGRE	DL-glycerate as carbon sourceGYT	5-aminovalerate as carbon sourceAVT	ethanolamine as carbon sourceETN	tryptamine as carbon sourceTTN	D-glucosamine as carbon sourceGLN	itaconate as carbon sourceITA	3-hydroxybutyrate as carbon source3OBU	L-aspartate as carbon sourceAPT	L-glutamate as carbon sourceGTT	L-proline as carbon sourcePRO	D-alanine as carbon sourceDALA	L-alanine as carbon sourceLALA	L-serine as carbon sourceSER	malonate as carbon sourceMNT	propionate as carbon sourcePROP	L-tyrosine as carbon sourceTYR	2-ketoglutarate as carbon source2KT
34630	not determinedn.d.	+	+	+	+	+	-	+	+	+	+	+	+	+	+	+	+	+	+	+	+	+	+	+	+	+	+	-	-	-	-	-	-	-	+	+	+	-	-	-	-	-	+	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	+	+	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	+	-	-	-	-	-	-	-	-	-	-	-	-

Isolation, sampling and environmental information

Interaction and safety

Risk assessment

@ref	Biosafety level	Biosafety level comment
34630	1	Risk group (French classification)

Sequence information

Genome-based predictions

Literature

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 )
#34630	Collection of Institut Pasteur ; Curators of the CIP; CIP 51.21
#66794	Antje Chang, Lisa Jeske, Sandra Ulbrich, Julia Hofmann, Julia Koblitz, Ida Schomburg, Meina Neumann-Schaal, Dieter Jahn, Dietmar Schomburg: BRENDA, the ELIXIR core data resource in 2021: new developments and updates. Nucleic Acids Res. 49: D498 - D508 2020 ( DOI 10.1093/nar/gkaa1025 , PubMed 33211880 )
#68371	Automatically annotated from API 50CH acid .
#68382	Automatically annotated from API zym .
#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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