Helicobacter pylori R32b

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori R32b is a Gram-negative, microaerophilic bacterium characterized by its spiral shape and solitary cell arrangement. This organism thrives optimally at a temperature of 37.0°C, which is consistent with its habitat as a host-associated microbe. Its unique morphology as a spirilla may facilitate its movement through the viscous environment of the gastric mucosa, where it typically resides. As a microaerophilic organism, H. pylori R32b requires a reduced oxygen concentration for optimal growth, which aligns with its ecological niche in the stomach, where oxygen levels are lower than in the atmosphere. The adaptation to a host-associated lifestyle suggests that this microbe has evolved specific mechanisms to survive and proliferate in the acidic conditions of the gastric environment, potentially influencing the host's health. Given its specialized habitat and metabolic requirements, H. pylori R32b may play a significant role in the microbial community of the gastrointestinal tract. Its ability to establish itself in a highly competitive and hostile environment underscores the intricate relationships between host organisms and their resident microbiota, highlighting the importance of understanding such microbes in the context of host health and disease dynamics.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
StrainR32b

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
Image of Helicobacter pylori R32b
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 R32b


Gene Summary

Adenine Count

480587 bp

Thymine Count

485646 bp

Guanine Count

300224 bp

Cytosine Count

316004 bp

Genome Length

1582461 bp

Protein-coding Genes

1607 genes

Non-Coding Genes

39 genes

# of Chromosomes/Plasmids

1

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
putative cag pathogenicity island proteinOUG_0311Not AvailableNegative291799 - 29251226860.6
putative cagi proteinOUG_0312Not AvailableNegative292509 - 29365441532.4
putative cag20OUG_0313Not AvailableNegative293665 - 29460933926.5
putative cag pathogenicity island proteinOUG_0314Not AvailableNegative294779 - 29521016059.2
putative cag22OUG_0315Not AvailableNegative295265 - 29607131851.6
type iv secretion/conjugal transfer atpase, virb4 family proteinOUG_0316Not AvailableNegative296073 - 299024111970.0
putative cag island proteinOUG_0317Not AvailableNegative299033 - 29965624011.1
putative membrane proteinOUG_0318Not AvailableNegative299658 - 30000512029.0
putative cag pathogenicity island protein bOUG_0319Not AvailableNegative300150 - 3002694834.95
cytotoxicity-associated immunodominant antigenOUG_0320Not AvailablePositive300810 - 304379132366.0

Displaying genes 311 – 320 of 1646 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.