Helicobacter pylori strain 22341

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori strain 22341 is a Gram-negative bacterium characterized by its microaerophilic oxygen requirement and spiral (spirilla) shape. This strain is found in a host-associated habitat, primarily inhabiting the gastrointestinal tracts of various hosts, including Homo sapiens, Gallus gallus, Aves, Primates, Mammalia, Amoeba, Rodentia, Cricetinae, and Thais. It possesses a single replicon and is surrounded by two membranes, typical of Gram-negative bacteria. Strain 22341 is non-motile but has flagella, which may contribute to its ability to colonize the gastric mucosa. It thrives optimally at 37°C, within a mesophilic temperature range. The bacterium has been implicated in a variety of health effects, including chronic gastric inflammation, gastric ulcers, and various forms of gastric cancer, such as gastric carcinoma and mucosa-associated lymphoid tissue lymphoma. Additionally, it is associated with gastroesophageal reflux disease (GERD), peptic ulcer disease, and functional dyspepsia, among other gastrointestinal diseases. The pathogenicity of Helicobacter pylori strain 22341 in humans highlights its role in chronic gastric conditions and potential carcinogenic effects, making it a significant organism in medical microbiology. The ecological insight gained from studying this strain underscores the complex interactions between host and pathogen, emphasizing the importance of understanding H. pylori's role in gastrointestinal health and disease. Its presence can lead to a range of symptomatic and asymptomatic conditions, indicating its adaptability and impact on human health.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
Strainstrain 22341

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
Image of Helicobacter pylori strain 22341
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 22341


Gene Summary

Adenine Count

519106 bp

Thymine Count

508711 bp

Guanine Count

324979 bp

Cytosine Count

330861 bp

Genome Length

1683657 bp

Protein-coding Genes

1474 genes

Non-Coding Genes

42 genes

# of Chromosomes/Plasmids

1

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
23s ribosomal rnaNot AvailableNot AvailablePositive300 - 3187Not Available
16s ribosomal rnaNot AvailableNot AvailablePositive494 - 2003Not Available
hypothetical proteinBB415_00005Not AvailableNegative218 - 51410929.8
hypothetical proteinBB415_00010Not AvailableNegative533 - 184051085.6
dna recombination protein recnBB415_00015Not AvailableNegative1843 - 341159362.9
5s ribosomal rnaNot AvailableNot AvailablePositive3424 - 3541Not Available
nad(+) kinaseBB415_00020Not AvailableNegative3431 - 428531605.2
hypothetical proteinBB415_00025Not AvailablePositive4471 - 519926795.7
hypothetical proteinBB415_00030Not AvailableNegative5210 - 680862692.9
alanine dehydrogenaseBB415_00035Not AvailableNegative7061 - 820341033.0

Displaying genes 1 – 10 of 1516 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 66 in total