Helicobacter pylori strain 22393

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori strain 22393 is a Gram-negative, microaerophilic bacterium characterized by its spirilla shape and the presence of flagella. This species is predominantly found in association with hosts, particularly Homo sapiens, but is also identified in various other hosts including Gallus gallus, Aves, Primates, Mammalia, Amoeba, Rodentia, and Cricetinae. It has a single replicon and two membranes, thriving optimally at 37°C within a mesophilic temperature range. Strain 22393 is linked to several significant health concerns, such as chronic gastric inflammation, gastric ulcers, and various forms of gastric cancer, including adenocarcinoma and mucosa-associated lymphoid tissue (MALT) lymphoma. Other associated conditions include gastroesophageal reflux disease (GERD), dyspepsia, functional dyspepsia, and atrophic gastritis, underscoring its role in gastrointestinal diseases. The pathogenic effects of H. pylori, particularly in humans, highlight its capacity to provoke an asymptomatic mucosal inflammatory response that can lead to severe health outcomes like gastric carcinoma and acute gastric ulcers. The ecological insight from H. pylori strain 22393's biotic relationships indicates that it can be free-living in various host environments, suggesting a complex interplay with host immune responses and potential adaptations that allow it to persist in the gastric niche. Understanding these dynamics may inform strategies for managing the health implications associated with this bacterium.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
Strainstrain 22393

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
Image of Helicobacter pylori strain 22393
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 22393 scaffold_99, whole genome shotgun

Gene Summary

Adenine Count

535746 bp

Thymine Count

536914 bp

Guanine Count

344738 bp

Cytosine Count

337843 bp

Genome Length

1755241 bp

Protein-coding Genes

1555 genes

Non-Coding Genes

44 genes

# of Chromosomes/Plasmids

1

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
glycine--trna ligase subunit betaBB394_07210Not AvailableNegative933142 - 93524780612.8
hypothetical proteinBB394_07215Not AvailablePositive935360 - 93641839453.9
phosphoglycerate mutase (2,3-diphosphoglycerate-independent)BB394_07220Not AvailablePositive936431 - 93790654792.9
asparaginyl/glutamyl-trna amidotransferase subunit cBB394_07225Not AvailablePositive937921 - 93820210751.8
adenosylmethionine--8-amino-7-oxononanoate transaminaseBB394_07230Not AvailableNegative938298 - 93961749757.5
peptidylprolyl isomeraseBB394_07235Not AvailablePositive939747 - 94121056469.8
cell division protein ftsaBB394_07240Not AvailablePositive941225 - 94270654758.1
cell division protein ftszBB394_07245Not AvailablePositive942837 - 94399440777.6
hypothetical proteinBB394_07255Not AvailableNegative945227 - 94576020427.8
mechanosensitive ion channel proteinBB394_07260Not AvailableNegative945926 - 94675030416.6

Displaying genes 871 – 880 of 1599 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