Helicobacter pylori str. 45

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori strain 45 is a Gram-negative bacterium characterized by its spiral shape and single-cell arrangement. This microbe thrives optimally at 37.0 °C, which aligns with the typical human body temperature, indicating its adaptation to a host-associated habitat. H. pylori strain 45 exhibits microaerophilic oxygen requirements, suggesting that it prefers environments with lower oxygen levels than those found in the atmosphere, which is consistent with its colonization of the gastric mucosa in the stomach. The unique morphological and physiological traits of H. pylori strain 45 facilitate its survival and persistence in the harsh acidic environment of the stomach. Its curved shape allows for motility through the viscous gastric mucus, while its microaerophilic nature enables it to thrive in oxygen-restricted niches. By residing in the gastric environment, this strain likely plays a role in the complex microbial ecosystem of the human gut, where it may influence local pH levels and interact with other resident microorganisms. Understanding the specific adaptations of H. pylori strain 45 can provide insights into its ecological role and its potential impacts on gastrointestinal health.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
Strain45

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
Image of Helicobacter pylori str. 45
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 45 Contig55, whole genome shotgun

Gene Summary

Adenine Count

504266 bp

Thymine Count

500853 bp

Guanine Count

322607 bp

Cytosine Count

314892 bp

Genome Length

1642618 bp

Protein-coding Genes

1523 genes

Non-Coding Genes

41 genes

# of Chromosomes/Plasmids

1

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
motility accessory factorAM497_05700Not AvailableNegative1126302 - 112818572264.4
flagellin bAM497_05705Not AvailableNegative1128246 - 112979053885.3
dna topoisomerase iAM497_05710Not AvailablePositive1129956 - 113216683423.5
hypothetical proteinAM497_05715Not AvailablePositive1132159 - 113308534504.3
hypothetical proteinAM497_05720Not AvailableNegative1133233 - 113434242239.9
hypothetical proteinAM497_05725Not AvailableNegative1134621 - 113587147545.0
phosphoenolpyruvate synthaseAM497_05730Not AvailableNegative1135980 - 113840690824.9
hypothetical proteinAM497_05735Not AvailablePositive1138626 - 11387243491.26
threonyl-trna synthetaseAM497_05740Not AvailablePositive1138765 - 114060370293.9
translation initiation factor if-3AM497_05745Not AvailablePositive1140600 - 114121123305.2

Displaying genes 1111 – 1120 of 1564 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