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
dihydropteroate synthaseDDP49_05995Not AvailablePositive1215207 - 121634943265.8
hypothetical proteinDDP49_06000Not AvailableNegative1216443 - 121690417353.2
eama/rhat family transporterDDP49_06005Not AvailablePositive1217270 - 121816632828.6
hypothetical proteinDDP49_06010Not AvailablePositive1218170 - 121941747605.0
duf507 domain-containing proteinDDP49_06015Not AvailablePositive1219496 - 122004722150.7
carbamoyl phosphate synthase small subunitDDP49_06020Not AvailablePositive1220047 - 122117441771.0
formamidaseDDP49_06025Not AvailablePositive1221340 - 122234437250.5
hypothetical proteinDDP49_06030Not AvailableNegative1222423 - 12226809488.6
hypothetical proteinDDP49_06035Not AvailableNegative1222826 - 122330217595.7
septum formation inhibitor mafDDP49_06040Not AvailableNegative1223424 - 122398721010.4

Displaying genes 1131 – 1140 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