Helicobacter pylori strain 26695-dR

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori strain 26695-dR is a microaerophilic, Gram-negative bacterium characterized by its spirilla shape and presence of flagella. This strain exhibits a single-cell arrangement and is classified as mesophilic, with an optimal growth temperature of 37°C. It possesses a unique biological structure comprising two membranes and a single replicon. This bacterium is primarily host-associated, with a wide range of potential hosts including Homo sapiens, Gallus gallus, various Aves, Primates, Mammalia, Amoeba, Rodentia, and Cricetinae. It has a free-living biotic relationship, indicating that it can exist independently in its host environment. Helicobacter pylori strain 26695-dR is notably pathogenic to humans, contributing to several gastrointestinal diseases. It is associated with chronic gastric inflammation, gastric ulcers, and various forms of gastric cancer, including gastric adenocarcinoma and mucosa-associated lymphoid tissue lymphoma. The pathogenic effects extend to conditions such as gastroesophageal reflux disease (GERD), chronic gastritis, and functional dyspepsia. The presence of this bacterium can lead to asymptomatic mucosal inflammatory responses and other serious gastrointestinal disorders. In summary, Helicobacter pylori strain 26695-dR's ability to persist in various hosts and its association with significant health issues highlight its ecological role within the human microbiome and its implications for gastrointestinal health. Understanding its pathogenic mechanisms can provide insights into the prevention and treatment of related diseases.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
Strainstrain 26695-dR

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
Image of Helicobacter pylori strain 26695-dR
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 26695-dR


Gene Summary

Adenine Count

505352 bp

Thymine Count

513178 bp

Guanine Count

321031 bp

Cytosine Count

326910 bp

Genome Length

1666471 bp

Protein-coding Genes

1558 genes

Non-Coding Genes

45 genes

# of Chromosomes/Plasmids

1

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
Ncrna_class:srp_rnaNot AvailableNot AvailablePositive16598 - 16695Not Available
cog3014 family proteinC2840_RS00115Not AvailablePositive16869 - 1820950926.6
chemotaxis protein chev1C2840_RS00120Not AvailablePositive18317 - 1928236589.3
carboxynorspermidine decarboxylaseC2840_RS00125Not AvailablePositive19279 - 2049645894.0
lipid a 1-phosphatase lpxeC2840_RS00130Not AvailableNegative20506 - 2103919556.6
phosphoethanolamine--lipid a transferase eptaC2840_RS00135Not AvailableNegative21089 - 2265458861.9
hop family adhesin labaC2840_RS00145Not AvailableNegative23261 - 2539677668.9
citrate synthaseC2840_RS00155Not AvailableNegative26014 - 2729448352.8
isocitrate dehydrogenase (nadp(+))C2840_RS00160Not AvailablePositive27493 - 2877047533.8
duf1523 family proteinC2840_RS00165Not AvailablePositive28843 - 2937020409.0

Displaying genes 21 – 30 of 1603 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