Helicobacter pylori SouthAfrica7

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori SouthAfrica7 is a Gram-negative, microaerophilic bacterium characterized by its spirilla shape and single-cell arrangement. This strain is optimally active at a temperature of 37.0°C, which aligns with its association with host environments, such as the human gastric epithelium. As a member of the Helicobacter genus, H. pylori SouthAfrica7 is adapted to survive under low oxygen conditions, a trait that enables it to colonize the acidic environment of the stomach effectively. Its microaerophilic nature suggests a specific requirement for reduced oxygen levels, which may influence its metabolic processes and interactions with the host's immune responses. Given its habitat and physiological characteristics, H. pylori SouthAfrica7 may play a role in the complex interactions within the gastric microbiome. Its presence in this niche highlights the importance of studying specific strains in understanding the diversity and functionality of microbial communities associated with human health and disease. The adaptation of H. pylori SouthAfrica7 to both the acidic gastric environment and microaerophilic conditions provides insight into the evolutionary pressures that shape the survival strategies of gastrointestinal microbes.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
StrainSouthAfrica7

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
Image of Helicobacter pylori SouthAfrica7
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 SouthAfrica7, complete sequence.

Gene Summary

Adenine Count

505947 bp

Thymine Count

511241 bp

Guanine Count

317511 bp

Cytosine Count

319213 bp

Genome Length

1653913 bp

Protein-coding Genes

1528 genes

Non-Coding Genes

45 genes

# of Chromosomes/Plasmids

2

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
hop family outer membrane protein hopm/hopnHPSA_RS01125Not AvailableNegative229773 - 23185476119.4
sulp family inorganic anion transporterHPSA_RS01130Not AvailablePositive232109 - 23326641233.5
Trna-asnNot AvailableNot AvailablePositive233301 - 233375Not Available
outer membrane beta-barrel proteinHPSA_RS01140Not AvailableNegative233504 - 23495553189.2
3-deoxy-manno-octulosonate cytidylyltransferaseHPSA_RS01145Not AvailableNegative235148 - 23587927304.2
dsba family proteinHPSA_RS01150Not AvailablePositive235985 - 23677629293.7
upf0323 family lipoproteinHPSA_RS01155Not AvailablePositive236792 - 23744223065.0
glutathionylspermidine synthase family proteinHPSA_RS01160Not AvailablePositive237467 - 23863945452.9
hypothetical proteinHPSA_RS01165Not AvailablePositive238636 - 23915720026.4
tetratricopeptide repeat proteinHPSA_RS01170Not AvailableNegative239782 - 24084939352.0

Displaying genes 221 – 230 of 1604 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.