Helicobacter pylori strain B40

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori strain B40 is a Gram-negative, microaerophilic bacterium characterized by its spirilla shape and presence of flagella. It is typically found in a host-associated habitat and can be classified as free-living. The strain exhibits a single cell arrangement and is non-motile, with an optimal growth temperature of 37°C, falling within the mesophilic temperature range. H. pylori strain B40 possesses one replicon and two membranes. This bacterium is notably pathogenic to humans and is associated with a range of gastrointestinal diseases. Its health effects include chronic gastric inflammation, gastric ulcers, and various forms of gastric cancer, such as adenocarcinoma and MALT lymphoma. Additionally, it contributes to conditions like GERD (gastroesophageal reflux disease) and functional dyspepsia, indicating its significant role in gastrointestinal pathology. Other hosts for this strain include various species within the classes Aves, Primates, and Mammalia, as well as Rodentia and Cricetinae, suggesting a broad ecological adaptability. The presence of H. pylori strain B40 in multiple hosts emphasizes its ecological versatility and potential for interspecies transmission. This adaptability may facilitate its survival and persistence in diverse environments, reflecting its evolutionary success as a pathogen. Understanding the specific interactions and health implications of H. pylori strain B40 can provide insights into managing related gastrointestinal diseases in various host populations.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
Strainstrain B40

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
Image of Helicobacter pylori strain B40
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 B40

Gene Summary

Adenine Count

Not Available

Thymine Count

Not Available

Guanine Count

Not Available

Cytosine Count

Not Available

Genome Length

Not Available

Protein-coding Genes

Not Available

Non-Coding Genes

Not Available

# of Chromosomes/Plasmids

1

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
restriction endonucleaseC2R53_03875Not AvailableNegative778553 - 78105498280.8
restriction endonuclease subunit sC2R53_03880Not AvailablePositive781080 - 78168822946.1
cag pathogenicity island proteinC2R53_03885Not AvailablePositive781903 - 7819983625.59
fad-dependent thymidylate synthaseC2R53_03890Not AvailableNegative782032 - 78265824022.8
glutamine--fructose-6-phosphate transaminase (isomerizing)C2R53_03895Not AvailableNegative782680 - 78447367200.0
duf2443 domain-containing proteinC2R53_03900Not AvailableNegative784474 - 7847139099.29
purine-nucleoside phosphorylaseC2R53_03905Not AvailableNegative784756 - 78529819996.2
chromosomal replication initiator protein dnaaC2R53_03910Not AvailablePositive785451 - 78682451841.4
Trna-pheNot AvailableNot AvailablePositive788505 - 788580Not Available
exodeoxyribonuclease iiiC2R53_03925Not AvailablePositive788682 - 78943429308.9

Displaying genes 731 – 740 of 1504 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