Helicobacter pylori strain B23+S27R2:R48

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori strain B23+S27R2:R48 is a microaerophilic, Gram-negative bacterium characterized by its spirilla shape and presence of flagella, which facilitates its movement in host-associated environments. This strain is notable for its singular replicon and double membrane structure, typical of many bacteria in its class. It thrives optimally at 37°C, placing it in the mesophilic temperature range. This bacterium is primarily associated with various hosts, including Homo sapiens (humans), Gallus gallus (chickens), Aves (birds), Primates, Mammalia, Amoeba, Rodentia, and Cricetinae. It is predominantly free-living but is recognized for its significant pathogenic potential in humans, contributing to a range of gastrointestinal diseases. Health effects linked to H. pylori strain B23+S27R2:R48 include chronic gastric inflammation, various forms of gastric cancer, gastric ulcers, and other gastrointestinal disorders such as functional dyspepsia and GERD. The strain's association with serious conditions like gastric adenocarcinoma and MALT lymphoma highlights its role in chronic infections and cancer development. Its ability to induce asymptomatic mucosal inflammatory responses suggests a complex interaction with host immune systems, where it may persist without immediate symptoms, complicating diagnosis and treatment. Understanding the pathogenicity of H. pylori strain B23+S27R2:R48 is crucial in addressing its health impacts and managing related diseases effectively.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
Strainstrain B23+S27R2:R48

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
Image of Helicobacter pylori strain B23+S27R2:R48
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 B23+S27R2:R48

Gene Summary

Adenine Count

462919 bp

Thymine Count

462196 bp

Guanine Count

297638 bp

Cytosine Count

301769 bp

Genome Length

1524717 bp

Protein-coding Genes

1481 genes

Non-Coding Genes

39 genes

# of Chromosomes/Plasmids

1

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
carboxylating nicotinate-nucleotide diphosphorylaseC2R44_04745Not AvailableNegative909525 - 91034630716.3
quinolinate synthase nadaC2R44_04750Not AvailableNegative910346 - 91135637843.7
phosphatidylserine decarboxylaseC2R44_04755Not AvailableNegative911346 - 91214930183.5
helix-turn-helix domain-containing proteinC2R44_04760Not AvailableNegative912143 - 91264919720.8
hypothetical proteinC2R44_04765Not AvailableNegative912662 - 91321321338.2
4-hydroxybenzoate polyprenyltransferaseC2R44_04770Not AvailableNegative913149 - 91403332809.2
competence proteinC2R44_04775Not AvailableNegative914062 - 91529147082.0
replicative dna helicaseC2R44_04780Not AvailableNegative915372 - 91683855625.6
bifunctional adp-dependent nad(p)h-hydrate dehydratase/nad(p)h-hydrate epimeraseC2R44_04785Not AvailableNegative916849 - 91824951026.5
sensor histidine kinaseC2R44_04790Not AvailableNegative918252 - 91945446248.9

Displaying genes 891 – 900 of 1520 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