Helicobacter pylori strain B30

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori strain B30 is a Gram-negative bacterium characterized by its microaerophilic oxygen requirement and spirilla shape. It is notable for its habitat, being primarily host-associated, and it exists as singles without mobility but possesses flagella. The strain has a mesophilic temperature range, with an optimal growth temperature of 37°C, and contains a single replicon within its structure, which is encased by two membranes. This strain is associated with a variety of hosts, including Homo sapiens, Gallus gallus, various Aves, Primates, Mammalia, Amoeba, Rodentia, and Cricetinae. Its biotic relationship is classified as free-living, indicating a level of independence in its ecological interactions. Helicobacter pylori strain B30 is notably pathogenic in humans, linked to several significant health conditions. These include chronic gastric inflammation, gastric ulcers, and various forms of gastric cancer, such as adenocarcinoma and mucosa-associated lymphoid tissue lymphoma. The bacterium is implicated in numerous gastrointestinal diseases, including peptic ulcer disease and functional dyspepsia, as well as conditions like hypochlorhydria and atrophic gastritis. The presence of H. pylori strain B30 in the human stomach can lead to an asymptomatic mucosal inflammatory response, which may escalate to more severe health outcomes, including gastric carcinoma. This highlights the strain's role not only in chronic gastric conditions but also in the potential development of malignancies, emphasizing the importance of understanding its pathogenic mechanisms for effective management and treatment strategies in gastrointestinal health.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
Strainstrain B30

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
Image of Helicobacter pylori strain B30
Image source: Wikipedia/Wikimedia
Ecology, Host, and Life Cycle
Oxygen requirementsMicroaerophilic
Optimal temperature37
Temperature rangeMesophilic
HabitatHostAssociated
Biotic relationshipFree living
Host(s)Homo sapiens, Gallus gallus, Aves
Cell arrangementSingles
SporulationNot Available
Energy sourceNot Available
PathogenicityHuman

Genome Summary

Helicobacter pylori strain B30

Gene Summary

Adenine Count

481820 bp

Thymine Count

492839 bp

Guanine Count

311356 bp

Cytosine Count

311629 bp

Genome Length

1597644 bp

Protein-coding Genes

1430 genes

Non-Coding Genes

42 genes

# of Chromosomes/Plasmids

1

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
chromosomal replication initiator protein dnaaC2R49_04890Not AvailableNegative1002297 - 100366451468.0
purine-nucleoside phosphorylaseC2R49_04895Not AvailablePositive1003817 - 100435919921.2
duf2443 domain-containing proteinC2R49_04900Not AvailablePositive1004406 - 10046459100.27
glutamine--fructose-6-phosphate transaminase (isomerizing)C2R49_04905Not AvailablePositive1004646 - 100644267237.9
fad-dependent thymidylate synthaseC2R49_04910Not AvailablePositive1006464 - 100709024065.8
restriction endonuclease subunit rC2R49_04930Not AvailablePositive1010500 - 1013469115919.0
metal-dependent hydrolaseC2R49_04935Not AvailablePositive1013469 - 101417628153.6
ligand-gated channelC2R49_04940Not AvailableNegative1014266 - 101679194603.2
arginaseC2R49_04945Not AvailableNegative1017304 - 101827236844.7
alanine dehydrogenaseC2R49_04950Not AvailablePositive1018476 - 101961840982.0

Displaying genes 921 – 930 of 1472 in total

Pathways

0 pathways

No pathways found

No metabolic pathways have been associated with this bacterium yet.

Metabolites

0 records
Metabolite IDMetabolite nameStructureCAS number
No metabolites foundTry different search terms or mass values.

Displaying 0 metabolites

Health Effects

Health ConditionRelationReference
Chronic gastric inflammationCausesPMC10226649
Gastric cancerCausesPMC10226649
Gastric ulcersCausesPMC10420633
Stomach carcinomaCausesPMC10420633
UlcersCausesPMC10420633
AdenocarcinomaCausesPMC10420633
Mucosa-associated lymphoid tissue lymphomaCausesPMC10420633
GerdCausesPMC10712878
GastritisCausesPMC10712878
Gastric cancerCausesPMC10732068

Displaying health effects 1 – 10 of 94 in total