Helicobacter pylori strain SV328_2

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori strain SV328_2 is a microaerophilic, Gram-negative bacterium characterized by its spirilla shape and presence of flagella, which allows for mobility in its host-associated habitat. It thrives optimally at 37°C within a mesophilic temperature range. The bacterium is notable for having a single replicon and two membranes, a feature typical of Gram-negative organisms. This strain is commonly found in a variety of hosts, including Homo sapiens, Gallus gallus, and various other mammals and birds. Its biotic relationship is classified as free-living, suggesting that it can exist independently of its host under certain conditions. However, it predominantly engages with its hosts, contributing to a range of significant health issues. Helicobacter pylori strain SV328_2 is associated with chronic gastric inflammation and various gastrointestinal diseases, including gastric ulcers, duodenal ulcers, and gastric cancer. The pathogenicity of this strain is particularly relevant to human health, as it can lead to severe conditions such as adenocarcinoma and mucosa-associated lymphoid tissue (MALT) lymphoma. Other health effects include functional dyspepsia and chronic gastritis, indicating a broad impact on gastrointestinal well-being. The presence of this bacterium in the gastrointestinal tract highlights its ecological role in both disease and possibly in shaping the microbiome of its hosts. Understanding its pathogenic mechanisms may provide insights into preventative strategies against gastric-related disorders.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
Strainstrain SV328_2

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
Image of Helicobacter pylori strain SV328_2
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 SV328_2 SV328_contig58, whole genome

Gene Summary

Adenine Count

503554 bp

Thymine Count

498244 bp

Guanine Count

322145 bp

Cytosine Count

315561 bp

Genome Length

1639757 bp

Protein-coding Genes

1484 genes

Non-Coding Genes

42 genes

# of Chromosomes/Plasmids

1

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
nadh-quinone oxidoreductase subunit nBZK21_00405Not AvailableNegative64128 - 6560055196.5
nadh-quinone oxidoreductase subunit mBZK21_00410Not AvailableNegative65587 - 6712556953.8
nadh-quinone oxidoreductase subunit lBZK21_00415Not AvailableNegative67129 - 6896768235.3
nadh-quinone oxidoreductase subunit kBZK21_00420Not AvailableNegative68970 - 6927211010.1
nadh:ubiquinone oxidoreductase subunit jBZK21_00425Not AvailableNegative69269 - 6981719794.8
nadh-quinone oxidoreductase subunit iBZK21_00430Not AvailableNegative69810 - 7047224727.2
nadh-quinone oxidoreductase subunit hBZK21_00435Not AvailableNegative70483 - 7147236347.5
nadh dehydrogenaseBZK21_00440Not AvailableNegative71469 - 7400394041.1
hypothetical proteinBZK21_00445Not AvailableNegative74000 - 7498636934.5
hypothetical proteinBZK21_00450Not AvailableNegative74989 - 752198926.87

Displaying genes 81 – 90 of 1526 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