Christiangramia forsetii (DSM 17595, CGMCC 1.15422, KT0803)

Name: Christiangramia forsetii (DSM 17595, CGMCC 1.15422, KT0803)
Creator: BacDive
License: http://creativecommons.org/licenses/by/4.0/

BacDive ID 24046

Type strain

Strain Designation KT0803

Culture col. no. DSM 17595 CGMCC 1.15422 KT0803

NCBI tax ID(s) 411153

Special Collections DSMZ Literature strains North Sea Microbiome

History <- R. Amann, Max-Planck-Inst. Marine Microbiology, Bremen, Germany <- H. Eilers, Max-Planck-Inst. Marine Microbiology, Bremen, Germany; KT0803

Links

Christiangramia forsetii KT0803 is an obligate aerobe, chemoorganotroph, Gram-negative bacterium that forms circular colonies and has a orange–yellow pigmentation.

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

Name and taxonomic classification

SI-ID 401300

DSM 17595

@ref 20215

Last LPSN update 2026-02-09 11:23:52

Domain Bacteria

Phylum Bacteroidota

Class Flavobacteriia

Order Flavobacteriales

Family Flavobacteriaceae

Genus Christiangramia

Species Christiangramia forsetii

Full scientific name Christiangramia forsetii (Panschin et al. 2017) Deshmukh and Oren 2023

Synonyms (1)

Gramella forsetii

Morphology

Cell morphology

@ref	Gram stain	Cell length	Cell width	Cell shape	Confidence
25239	negative	1.5-3.0 µm	0.6-0.8 µm	rod-shaped
125439	negative				95.6
125438					92.25
125438	negative				99

Colony morphology

@ref	Colony color	Colony shape
25239	orange-yellow	circular

Pigmentation

@ref	Production	Color	Name
25239		orange–yellow	carotenoid pigment
25239			flexirubin type pigments

Culture and growth conditions

Culture medium

@ref	Name	Growth	Medium link	Composition
25239	HaHa medium
21083	BACTO MARINE BROTH (DIFCO 2216) (DSMZ Medium 514)		Medium recipe at MediaDive	Name: BACTO MARINE BROTH (DIFCO 2216) (DSMZ Medium 514) Composition: NaCl 19.45 g/l MgCl2 5.9 g/l Bacto peptone 5.0 g/l Na2SO4 3.24 g/l CaCl2 1.8 g/l Yeast extract 1.0 g/l KCl 0.55 g/l NaHCO3 0.16 g/l Fe(III) citrate 0.1 g/l KBr 0.08 g/l SrCl2 0.034 g/l H3BO3 0.022 g/l Na2HPO4 0.008 g/l Na-silicate 0.004 g/l NaF 0.0024 g/l (NH4)NO3 0.0016 g/l Distilled water

Culture temp

@ref	Growth	Type	Temperature (°C)
21083	positive	growth	25
25239	positive	optimum	22.0-25.0
25239	positive	growth	2.0-30.0

Culture pH

@ref	Ability	Type	PH
25239	positive	optimum	7.5
25239	positive	growth	6.0-8.3

Physiology and metabolism

Oxygen tolerance

@ref	Oxygen tolerance	Confidence
25239	obligate aerobe
125439	obligate aerobe	92.4

Nutrition type

@ref	Type
25239	chemoorganotroph
25239	heterotroph

Spore formation

@ref	Spore formation	Confidence
25239
125438		91.833

Halophily

@ref	Salt	Growth	Tested relation	Concentration
25239	NaCl		optimum	2.0-3.0 %
25239	NaCl	positive	growth	0.13-6.0 %(w/v)

Metabolite utilization

@ref	Chebi-ID	Metabolite	Utilization activity	Kind of utilization tested
25239	37671 ChEBI	1,3-beta-d-glucan	+	hydrolysis
25239	28644 ChEBI	2-oxopentanoate	-	respiration
25239	37054 ChEBI	3-hydroxybutyrate	+	respiration
25239	18240 ChEBI	4-hydroxy-L-proline	+	respiration
25239	16724 ChEBI	4-hydroxybutyrate	+	assimilation
25239	16724 ChEBI	4-hydroxybutyrate	+	respiration
25239	18101 ChEBI	4-hydroxyphenylacetic acid	-	respiration
25239	30089 ChEBI	acetate	+	assimilation
25239	30089 ChEBI	acetate	+	respiration
25239	2509 ChEBI	agar	-	hydrolysis
25239	58187 ChEBI	alginate	+	hydrolysis
25239	40585 ChEBI	alpha-cyclodextrin	+	assimilation
25239	40585 ChEBI	alpha-cyclodextrin	+	respiration
25239	36219 ChEBI	alpha-lactose	+	respiration
25239	22605 ChEBI	arabinitol	-	builds acid from
25239	28427 ChEBI	arabinoxylan	-	hydrolysis
25239	495055 ChEBI	beta-cyclodextrin	+	assimilation
25239	3435 ChEBI	carrageenan	-	hydrolysis
25239	17057 ChEBI	cellobiose	+	assimilation
25239	17057 ChEBI	cellobiose	+	builds acid from
25239	17057 ChEBI	cellobiose	+	respiration
25239	62968 ChEBI	cellulose	-	hydrolysis
25239	17029 ChEBI	chitin	-	hydrolysis
25239	16261 ChEBI	chitosan	-	hydrolysis
25239	16947 ChEBI	citrate	-	builds acid from
25239	16947 ChEBI	citrate	+	assimilation
25239	15824 ChEBI	D-fructose	+	assimilation
25239	15824 ChEBI	D-fructose	+	respiration
25239	15824 ChEBI	D-fructose	+	builds acid from
25239	12936 ChEBI	D-galactose	+	assimilation
25239	8391 ChEBI	D-gluconate	+	respiration
25239	17784 ChEBI	D-glucosaminic acid	+	respiration
25239	17634 ChEBI	D-glucose	+	assimilation
25239	17634 ChEBI	D-glucose	+	builds acid from
25239	14314 ChEBI	D-glucose 6-phosphate	+	respiration
25239	15748 ChEBI	D-glucuronate	+	respiration
25239	62318 ChEBI	D-lyxose	-	builds acid from
25239	16899 ChEBI	D-mannitol	-	assimilation
25239	16899 ChEBI	D-mannitol	+	builds acid from
25239	16024 ChEBI	D-mannose	-	builds acid from
25239	16024 ChEBI	D-mannose	+	assimilation
25239	16024 ChEBI	D-mannose	+	respiration
25239	16024 ChEBI	D-mannose	+	builds acid from
25239	16988 ChEBI	D-ribose	-	builds acid from
25239	17924 ChEBI	D-sorbitol	-	assimilation
25239	17924 ChEBI	D-sorbitol	-	builds acid from
25239	16443 ChEBI	D-tagatose	-	builds acid from
25239	23652 ChEBI	dextrin	-	respiration
25239	23652 ChEBI	dextrin	+	assimilation
25239	16991 ChEBI	dna	+	hydrolysis
25239	4853 ChEBI	esculin	+	hydrolysis
25239	15740 ChEBI	formate	+	respiration
25239	33984 ChEBI	fucose	-	builds acid from
25239	37165 ChEBI	galactan	+	hydrolysis
25239	16813 ChEBI	galactitol	-	builds acid from
25239	27680 ChEBI	galactomannan	-	hydrolysis
25239	28260 ChEBI	galactose	+	builds acid from
25239	16865 ChEBI	gamma-aminobutyric acid	+	respiration
25239	5291 ChEBI	gelatin	+	hydrolysis
25239	28066 ChEBI	gentiobiose	-	builds acid from
25239	28066 ChEBI	gentiobiose	+	respiration
25239	24265 ChEBI	gluconate	-	builds acid from
25239	17754 ChEBI	glycerol	+	assimilation
25239	17754 ChEBI	glycerol	+	builds acid from
25239	28087 ChEBI	glycogen	+	respiration
25239	28087 ChEBI	glycogen	+	builds acid from
25239	73784 ChEBI	glycyl-l-glutamate	+	respiration
25239	85249 ChEBI	hydroxyethylcellulose	-	hydrolysis
25239	17596 ChEBI	inosine	+	respiration
25239	30849 ChEBI	L-arabinose	+	assimilation
25239	30849 ChEBI	L-arabinose	+	builds acid from
25239	17196 ChEBI	L-asparagine	-	assimilation
25239	17196 ChEBI	L-asparagine	-	respiration
25239	29985 ChEBI	L-glutamate	+	respiration
25239	62345 ChEBI	L-rhamnose	-	assimilation
25239	62345 ChEBI	L-rhamnose	-	builds acid from
25239	62345 ChEBI	L-rhamnose	+	respiration
25239	24996 ChEBI	lactate	+	assimilation
25239	17716 ChEBI	lactose	+	assimilation
25239	17716 ChEBI	lactose	+	builds acid from
25239	6359 ChEBI	lactulose	+	respiration
25239	6364 ChEBI	laminarin	+	hydrolysis
25239	17306 ChEBI	maltose	+	assimilation
25239	17306 ChEBI	maltose	+	builds acid from
25239	28053 ChEBI	melibiose	-	builds acid from
25239	28053 ChEBI	melibiose	+	assimilation
25239	28053 ChEBI	melibiose	+	respiration
25239	51850 ChEBI	methyl pyruvate	-	respiration
25239	75146 ChEBI	monomethyl succinate	+	respiration
25239	17268 ChEBI	myo-inositol	-	builds acid from
25239	17268 ChEBI	myo-inositol	+	assimilation
25239	17268 ChEBI	myo-inositol	+	respiration
25239	28037 ChEBI	N-acetylgalactosamine	+	respiration
25239	506227 ChEBI	N-acetylglucosamine	-	builds acid from
25239	506227 ChEBI	N-acetylglucosamine	+	assimilation
25239	17632 ChEBI	nitrate	-	reduction
25239	16301 ChEBI	nitrite	-	reduction
25239	17309 ChEBI	pectin	-	hydrolysis
25239	16634 ChEBI	raffinose	+	assimilation
25239	16634 ChEBI	raffinose	+	builds acid from
25239	15963 ChEBI	ribitol	-	builds acid from
25239	15963 ChEBI	ribitol	+	respiration
25239	41865 ChEBI	sebacic acid	-	respiration
25239	27922 ChEBI	sorbose	-	builds acid from
25239	28017 ChEBI	starch	+	hydrolysis
25239	143136 ChEBI	succinamate	+	respiration
25239	30031 ChEBI	succinate	-	assimilation
25239	30031 ChEBI	succinate	+	respiration
25239	17992 ChEBI	sucrose	-	builds acid from
25239	17992 ChEBI	sucrose	+	assimilation
25239	17992 ChEBI	sucrose	+	respiration
25239	17992 ChEBI	sucrose	+	builds acid from
25239	17748 ChEBI	thymidine	+	respiration
25239	27082 ChEBI	trehalose	+	assimilation
25239	27082 ChEBI	trehalose	+	respiration
25239	27082 ChEBI	trehalose	+	builds acid from
25239	27897 ChEBI	tryptophan	-	energy source
25239	32528 ChEBI	turanose	+	builds acid from
25239	32528 ChEBI	turanose	+	respiration
25239	53423 ChEBI	tween 40	+	hydrolysis
25239	53423 ChEBI	tween 40	+	respiration
25239	53426 ChEBI	tween 80	-	hydrolysis
25239	53426 ChEBI	tween 80	+	respiration
25239	37166 ChEBI	xylan	-	hydrolysis
25239	18222 ChEBI	xylose	-	builds acid from

Antibiotic resistance

@ref	ChEBI	Metabolite	Sensitivity conc.	Resistance conc.
25239	28971	ampicillin	10 µg/mL
25239	48923	erythromycin		15 µg/mL
25239	28077	rifampicin	5.0-30.0 µg/mL
25239	17076	streptomycin		10.0-50.0 µg/mL
25239	27902	tetracycline		30 µg/mL
25239	28001	vancomycin		30 µg/mL

Metabolite production

@ref	Chebi-ID	Metabolite	Production
25239	35581 ChEBI	indole

Metabolite tests

@ref	Chebi-ID	Metabolite	Indole test
25239	35581 ChEBI	indole	-

Enzymes

@ref	Value	Activity	Ec
25239	acid phosphatase	+	3.1.3.2
25239	alkaline phosphatase	+	3.1.3.1
25239	alpha-chymotrypsin	-	3.4.21.1
25239	alpha-fucosidase	-	3.2.1.51
25239	alpha-galactosidase	-	3.2.1.22
25239	alpha-glucosidase	+	3.2.1.20
25239	alpha-mannosidase	-	3.2.1.24
25239	beta-galactosidase	-	3.2.1.23
25239	beta-glucosidase	-	3.2.1.21
25239	beta-glucuronidase	-	3.2.1.31
25239	catalase	+	1.11.1.6
25239	cystine arylamidase	+	3.4.11.3
25239	cytochrome oxidase	+	1.9.3.1
25239	esterase (C 4)	+
25239	esterase Lipase (C 8)	+
25239	leucine arylamidase	+	3.4.11.1
25239	lipase (C 14)	+
25239	N-acetyl-beta-glucosaminidase	+	3.2.1.52
25239	naphthol-AS-BI-phosphohydrolase	+
25239	trypsin	-	3.4.21.4
25239	tryptophan deaminase	-	4.1.99.1
25239	valine arylamidase	+

Fatty acid profile

Metadata FA analysis

@ref

25239

Fatty acid	Percentage	ECL
C15:0 iso	15.2
C17:0 iso 3OH	10.2
C16:1ω7c	8.1
iso-C17:1ω7c	7.2
iso-C15:0 2-OH	6.8
C15:0	6.4
C15:0 anteiso	5.9
C17:1ω6c	5.5
Unknown (ECL) 13.566	3.7	14
C17:0 2OH	3.6
C15:0 2OH	3.2
anteiso-C17:1ω8c	3.2
C15:1ω6c	2.9
C16:0 iso 3OH	2.3
C16:0 iso	2.1
C15:0 iso 3OH	1.9
C17:1ω8c	1.9
C16:1 iso H	1.6

Isolation, sampling and environmental information

Isolation source categories

Cat1	Cat2	Cat3
#Environmental	#Aquatic	#Marine
#Environmental	#Aquatic	#Surface water

Isolation

@ref	Sample type	Sampling date	Geographic location	Country	Country ISO 3 Code	Continent	Latitude	Longitude	Enrichment culture	Enrichment culture composition	Enrichment culture temperature
21083	coastal eutrophic surface seawater		North Sea, near the island of Helgoland, Station "Kabeltonne" (54° 09' N 7° 52' E, at a depth of 1 m)	Germany	DEU	Europe	54.15	7.8666 54.15/7.8666
25239	coastal eutrophic surface waters (1 m depth)	August 1999	North Sea, near the island of Helgoland, Station "Kabeltonne" (54° 09' N 7° 52' E, at a depth of 1 m)	Germany	DEU	Europe	54	7 54/7	agar plates	artificial seawater after Schut et al. [15], supplemented with a mixture of amino acids, carbohydrates, alcohols and carboxylic acids	25

Taxonmaps

69479

Global distribution of 16S sequence AF235117 (>99% sequence identity) for Gramella forsetii from Microbeatlas

Aquatic Samples	95
Soil Samples	6
Animal Samples	3
Plant Samples
Total Samples	104

Interaction and safety

Risk assessment

@ref	Biosafety level	Biosafety level comment
21083	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	ASM6034v1 assembly for Christiangramia forsetii KT0803	complete	GCA_000060345	411154.11	639633025	411154	99
66792	ASM1464277v1 assembly for Christiangramia forsetii CGMCC 1.15422	scaffold	GCA_014642775	411153.5	8066260955	411153	71.24

16S sequences

@ref	Description	Accession	Length	Database	NCBI tax ID
21083	Christiangramia forsetii KT0803 16S ribosomal RNA gene, partial sequence	AF235117	1436		411154

GC content

@ref	GC-content (mol%)	Method
25239	36.6	genome sequence analysis
21083	36.6	sequence analysis

Genome-based predictions

Predictions

Predictions from Deep Learning for Genome Sequence Data. R package version 0.3.1 based on: Christiangramia forsetii KT0803
NCBI: GCA_000060345

@ref	Trait	Model	Prediction	Confidence in %	In training data
125439	spore_formation	BacteriaNetⓘ	no	74.00	no
125439	motility	BacteriaNetⓘ	no	66.10	no
125439	gram_stain	BacteriaNetⓘ	negative	95.60	no
125439	oxygen_tolerance	BacteriaNetⓘ	obligate aerobe	92.40	no

Predictions from bacterial phenotypic traits through improved machine learning using high-quality, curated datasets based on: Gramella forsetii KT0803 KT0803
NCBI: GCA_000060345.1

@ref	Trait	Model	Prediction	Confidence in %	In training data
125438	gram-positive	gram-positiveⓘ	no	99.00	yes
125438	anaerobic	anaerobicⓘ	no	99.15	yes
125438	aerobic	aerobicⓘ	yes	84.27	no
125438	spore-forming	spore-formingⓘ	no	91.83	yes
125438	thermophilic	thermophileⓘ	no	98.92	yes
125438	flagellated	motile2+ⓘ	no	92.25	no

Literature

Topic	Title	Authors	Journal	DOI	Year
Genetics	The limitations of draft assemblies for understanding prokaryotic adaptation and evolution.	Ricker N, Qian H, Fulthorpe RR	Genomics	10.1016/j.ygeno.2012.06.009	2012
Phylogeny	Phylogeny and molecular signatures (conserved proteins and indels) that are specific for the Bacteroidetes and Chlorobi species.	Gupta RS, Lorenzini E	BMC Evol Biol	10.1186/1471-2148-7-71	2007
Metabolism	Functional characterization of polysaccharide utilization loci in the marine Bacteroidetes 'Gramella forsetii' KT0803.	Kabisch A, Otto A, Konig S, Becher D, Albrecht D, Schuler M, Teeling H, Amann RI, Schweder T	ISME J	10.1038/ismej.2014.4	2014
Metabolism	Whole genome analysis of the marine Bacteroidetes'Gramella forsetii' reveals adaptations to degradation of polymeric organic matter.	Bauer M, Kube M, Teeling H, Richter M, Lombardot T, Allers E, Wurdemann CA, Quast C, Kuhl H, Knaust F, Woebken D, Bischof K, Mussmann M, Choudhuri JV, Meyer F, Reinhardt R, Amann RI, Glockner FO	Environ Microbiol	10.1111/j.1462-2920.2006.01152.x	2006
Phylogeny	Description of Gramella forsetii sp. nov., a marine Flavobacteriaceae isolated from North Sea water, and emended description of Gramella gaetbulicola Cho et al. 2011.	Panschin I, Becher M, Verbarg S, Sproer C, Rohde M, Schuler M, Amann RI, Harder J, Tindall BJ, Hahnke RL	Int J Syst Evol Microbiol	10.1099/ijsem.0.001700	2017
Phylogeny	Gramella sediminis sp. nov., isolated from a tidal flat of the Yellow Sea.	Niu HJ, Dong KS, Guan L, Sun LP, Wang Q, Zhang YJ, Li Y, Xia CQ, Pei CX	Int J Syst Evol Microbiol	10.1099/ijsem.0.005621	2022

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 )
#21083	Leibniz Institut DSMZ-Deutsche Sammlung von Mikroorganismen und Zellkulturen GmbH ; Curators of the DSMZ; DSM 17595
#25239	I. B. Panschin, Mareike,Verbarg, Susanne,Spröer, Cathrin,Rohde, Manfred,Schüler, Margarete,Amann, Rudolf I,Harder, Jens,Tindall, Brian J,Hahnke, Richard L: Description of Gramella forsetii sp. nov., a marine Flavobacteriaceae isolated from North Sea water, and emended description of Gramella gaetbulicola Cho et al. 2011. IJSEM 67: 697 - 703 2017 ( DOI 10.1099/ijsem.0.001700 , PubMed 27902319 )
#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) .
#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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Christiangramia forsetii (DSM 17595, CGMCC 1.15422, KT0803)

Name and taxonomic classification

Morphology

Cell morphology

Colony morphology

Pigmentation

Culture and growth conditions

Culture medium

Culture temp

Culture pH

Physiology and metabolism

Oxygen tolerance

Nutrition type

Spore formation

Halophily

Metabolite utilization

Antibiotic resistance

Metabolite production

Metabolite tests

Enzymes

Fatty acid profile

Isolation, sampling and environmental information

Isolation source categories

Isolation

Taxonmaps

Interaction and safety

Risk assessment

Sequence information

Genome sequences

Genome browser: GCA_000060345

16S sequences

GC content

Genome-based predictions

Predictions

Literature

Literature

References

BacDive

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