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


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
30s ribosomal protein s11BB394_00135Not AvailablePositive12635 - 1303014014.2
30s ribosomal protein s4BB394_00140Not AvailablePositive13040 - 1366623976.1
Ncrna_class:rnase_p_rnaNot AvailableNot AvailablePositive13065 - 13380Not Available
dna-directed rna polymerase subunit alphaBB394_00145Not AvailablePositive13678 - 1471238531.5
50s ribosomal protein l17BB394_00150Not AvailablePositive14712 - 1506213365.2
tryptophan synthase subunit alphaBB394_00160Not AvailableNegative16193 - 1698128633.8
tryptophan synthase subunit betaBB394_00165Not AvailableNegative16978 - 1815942565.4
bifunctional indole-3-glycerol phosphate synthase/phosphoribosylanthranilate isomeraseBB394_00170Not AvailableNegative18160 - 1951850724.2
5s ribosomal rnaNot AvailableNot AvailablePositive20128 - 20245Not Available
anthranilate phosphoribosyltransferaseBB394_00175Not AvailableNegative19511 - 2051836683.8

Displaying genes 31 – 40 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