Helicobacter pylori str. 22311

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori str. 22311 is a Gram-negative, microaerophilic bacterium characterized by its spiral shape and single-cell arrangement. This strain thrives optimally at 37.0°C, which aligns with the typical human body temperature, suggesting its adaptation to a host-associated habitat. H. pylori is well-known for colonizing the gastric mucosa, where it can influence the host's gastrointestinal environment. Its microaerophilic nature indicates that it requires reduced oxygen levels for growth, which is consistent with its survival in the gastric niche where oxygen levels are lower than in the atmosphere. The unique morphology of H. pylori, particularly its spirilla shape, is thought to facilitate motility through the viscous gastric mucus, enabling the organism to reach and maintain its position in the gastric epithelium. Understanding the environmental adaptations of Helicobacter pylori str. 22311 provides insight into its potential interactions with the host's immune system and its role in gastric health and disease. The strain's specific growth conditions and cellular arrangement may influence its ecological dynamics within the host, highlighting the intricate relationships between microbial life and human physiology.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
Strain22311

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
Image of Helicobacter pylori str. 22311
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 22311 scaffold_9, whole genome shotgun

Gene Summary

Adenine Count

508646 bp

Thymine Count

501415 bp

Guanine Count

322689 bp

Cytosine Count

320075 bp

Genome Length

1652825 bp

Protein-coding Genes

1474 genes

Non-Coding Genes

43 genes

# of Chromosomes/Plasmids

1

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
nadh dehydrogenaseBB428_05990Not AvailablePositive459263 - 46182795471.1
nadh-quinone oxidoreductase subunit hBB428_05995Not AvailablePositive461824 - 46281336331.5
nadh-quinone oxidoreductase subunit iBB428_06000Not AvailablePositive462824 - 46348624716.2
nadh:ubiquinone oxidoreductase subunit jBB428_06005Not AvailablePositive463479 - 46402719796.8
nadh-quinone oxidoreductase subunit kBB428_06010Not AvailablePositive464024 - 46432610996.0
nadh-quinone oxidoreductase subunit lBB428_06015Not AvailablePositive464329 - 46616768171.2
nadh-quinone oxidoreductase subunit mBB428_06020Not AvailablePositive466171 - 46770956955.8
nadh-quinone oxidoreductase subunit nBB428_06025Not AvailablePositive467696 - 46917455381.8
flagellar proteinBB428_06030Not AvailablePositive469194 - 47156991034.3
phospho-sugar mutaseBB428_06035Not AvailablePositive471570 - 47294951752.2

Displaying genes 431 – 440 of 1517 in total

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