Helicobacter pylori strain 22377

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori strain 22377 is a Gram-negative, microaerophilic bacterium characterized by its spiral shape and solitary cell arrangement. It thrives optimally at 37.0°C, which aligns with the typical human body temperature, underscoring its adaptation to a host-associated habitat. This strain is part of a genus known for its association with gastric environments, often colonizing the stomach lining of mammals, including humans. The microaerophilic nature of H. pylori strain 22377 suggests that it requires reduced levels of oxygen for optimal growth, a trait that allows it to thrive in the relatively low oxygen tension found in the gastric mucosa. This adaptation may play a crucial role in its survival and persistence in a highly acidic environment, where it can influence local pH levels and metabolic processes. The ability to exist as individual cells rather than in clusters may enhance its mobility within the gastric niche, allowing for more effective colonization and adaptation to the host's immune responses. Understanding the physiological traits of H. pylori strain 22377 may provide insights into its ecological interactions within the gastric microbiome, particularly regarding its role in maintaining gastric health and its potential implications in gastric pathologies. The unique combination of its microaerophilic nature and spirilla morphology suggests a specialized adaptation to life within a dynamic and challenging host environment.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
Strainstrain 22377

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
Image of Helicobacter pylori strain 22377
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 22377


Gene Summary

Adenine Count

512576 bp

Thymine Count

513525 bp

Guanine Count

329709 bp

Cytosine Count

324322 bp

Genome Length

1680132 bp

Protein-coding Genes

0 genes

Non-Coding Genes

0 genes

# of Chromosomes/Plasmids

1

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
Ncrna_class:srp_rnaNot AvailableNot AvailablePositive9065 - 9162Not Available
transporterBB400_00045Not AvailableNegative9203 - 1156690153.6
competence protein combBB400_00050Not AvailableNegative11568 - 1183110020.6
competence protein combBB400_00055Not AvailableNegative11831 - 1211210540.4
Ncrna_class:rnase_p_rnaNot AvailableNot AvailablePositive13040 - 13355Not Available
hypothetical proteinBB400_00060Not AvailableNegative12259 - 1308631769.9
atp-binding proteinBB400_00065Not AvailableNegative13179 - 1423140102.8
dna primaseBB400_00070Not AvailableNegative14228 - 1590763650.9
co-chaperone groesBB400_00075Not AvailablePositive16185 - 1654113003.7
chaperonin grolBB400_00080Not AvailablePositive16567 - 1820758274.6

Displaying genes 11 – 20 of 1540 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