Helicobacter pylori SouthAfrica50

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori SouthAfrica50 is a Gram-negative, spiral-shaped bacterium characterized by its microaerophilic oxygen requirement and solitary cell arrangement. This strain thrives optimally at 37.0°C, aligning with the average human body temperature, which suggests its adaptation to a host-associated habitat. H. pylori is well-known for colonizing the gastric mucosa of humans, where it engages in complex interactions with the host's immune system. The microaerophilic nature of H. pylori indicates its preference for environments with reduced oxygen levels, which is typical of the gastric niche. This ecological adaptation may also influence its survival strategies and metabolic pathways, as the bacterium needs to balance its respiratory demands under low-oxygen conditions. The isolation of the SouthAfrica50 strain highlights the geographical diversity of H. pylori, with implications for understanding the genetic variation and potential environmental adaptations of this microbe in different populations. This strain could provide valuable insights into the evolutionary dynamics of H. pylori and its interactions with various hosts, particularly in the context of differing dietary and environmental factors prevalent in South Africa. Understanding such diversity may contribute to the broader knowledge of H. pylori's role in human health and disease.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
StrainSouthAfrica50

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
Image of Helicobacter pylori SouthAfrica50
Image source: Wikipedia/Wikimedia
Ecology, Host, and Life Cycle
Oxygen requirementsMicroaerophilic
Optimal temperature37
Temperature rangeMesophilic
HabitatHostAssociated
Biotic relationshipFree living
Host(s)Not Available
Cell arrangementSingles
SporulationNot Available
Energy sourceNot Available
PathogenicityNot Available

Genome Summary

Helicobacter pylori SouthAfrica50


Gene Summary

Adenine Count

493282 bp

Thymine Count

488922 bp

Guanine Count

309943 bp

Cytosine Count

308021 bp

Genome Length

1600214 bp

Protein-coding Genes

1895 genes

Non-Coding Genes

43 genes

# of Chromosomes/Plasmids

1

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
outer membrane family proteinHPSA50_0150Not AvailablePositive113466 - 11419426831.6
hypothetical proteinHPSA50_0151Not AvailableNegative114204 - 11460815506.5
hypothetical proteinHPSA50_0152Not AvailableNegative114620 - 11528526099.0
hypothetical proteinHPSA50_0153Not AvailableNegative115498 - 11592016447.5
zinc-binding dehydrogenase family proteinHPSA50_0154Not AvailableNegative116058 - 11715540381.1
s-adenosyl-l-homocysteine hydrolase, nad binding domain proteinHPSA50_0155Not AvailableNegative117418 - 11828431004.2
alanine dehydrogenase/pnt, n-terminal domain proteinHPSA50_0156Not AvailableNegative118275 - 11855910231.4
arginaseHPSA50_0157Not AvailablePositive118769 - 11973736987.9
hypothetical proteinHPSA50_0158Not AvailableNegative119804 - 1199475759.35
hypothetical proteinHPSA50_0159Not AvailablePositive120034 - 1201474340.36

Displaying genes 151 – 160 of 1938 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

No health effects information available for this bacterium.