Helicobacter pylori strain B464A

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori strain B464A is a microaerophilic, Gram-negative bacterium characterized by its spiral shape and presence of flagella. This strain is predominantly found in association with hosts, including Homo sapiens, Gallus gallus, and various other mammals and birds. It exists as single cells and has a mesophilic temperature range, with an optimal growth temperature of 37°C. The pathogenicity of H. pylori B464A is significant, as it is linked to various serious health conditions, including chronic gastric inflammation, gastric ulcers, and several forms of gastric cancer, such as adenocarcinoma and mucosa-associated lymphoid tissue lymphoma. In addition to these serious health implications, the bacterium can also lead to functional dyspepsia and other gastrointestinal diseases. H. pylori B464A's biotic relationships are primarily free-living, allowing it to thrive in the gastric environment of its hosts. The bacterium's ability to adapt and survive in the acidic conditions of the stomach contributes to its role in gastrointestinal pathologies. Its pathogenic effects underscore the importance of understanding H. pylori in the context of human health and disease, particularly regarding its association with gastric cancer and other serious gastrointestinal disorders. The presence of this strain in a variety of hosts indicates a broader ecological significance, suggesting that H. pylori may play a role in the microbial dynamics of gastric environments across different species.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
Strainstrain B464A

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
Image of Helicobacter pylori strain B464A
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 B464A scaffold_60, whole genome shotgun

Gene Summary

Adenine Count

502961 bp

Thymine Count

504933 bp

Guanine Count

317371 bp

Cytosine Count

323721 bp

Genome Length

1649000 bp

Protein-coding Genes

1506 genes

Non-Coding Genes

42 genes

# of Chromosomes/Plasmids

1

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
duf953 domain-containing proteinDDP49_07055Not AvailableNegative1407432 - 140774611684.2
pseudouridine synthaseDDP49_07060Not AvailableNegative1407812 - 140859130016.8
dna polymerase iii subunit alphaDDP49_07065Not AvailableNegative1408573 - 1412208138092.0
cytochrome c biogenesis protein ccsaDDP49_07070Not AvailablePositive1412356 - 141340838741.3
meta domain-containing proteinDDP49_07075Not AvailableNegative1413583 - 141410120509.3
hypothetical proteinDDP49_07080Not AvailableNegative1414189 - 141486624921.3
mce family proteinDDP49_07085Not AvailableNegative1414869 - 141568430420.9
abc transporter atp-binding proteinDDP49_07090Not AvailableNegative1415669 - 141645429253.7
abc transporterDDP49_07095Not AvailableNegative1416454 - 141758742424.8
outer membrane proteinDDP49_07100Not AvailablePositive1417721 - 141841626249.3

Displaying genes 1331 – 1340 of 1548 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