Helicobacter pylori A45

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori A45 is a microaerophilic, Gram-negative bacterium characterized by its spirilla shape and presence of flagella. This organism is typically found in host-associated environments, establishing a biotic relationship that allows it to thrive in the gastric mucosa of mammals. Its optimal growth temperature is 37°C, placing it within the mesophilic temperature range. H. pylori A45 exhibits a unique cellular arrangement, existing as single cells rather than in clusters or filaments. It possesses two replicons, suggesting a complex genomic organization that may contribute to its adaptability and survival in the host environment. The bacterium is equipped with two membranes, a characteristic feature of Gram-negative bacteria, which plays a crucial role in its interactions with the host immune system. Despite being free-living, H. pylori A45's microaerophilic nature indicates that it requires low levels of oxygen for optimal growth, which aligns with its habitat in the oxygen-restricted environment of the stomach. The presence of flagella allows for motility, although the organism is described as not being mobile in the provided traits. The ecological significance of H. pylori A45 lies in its association with gastric health and disease. As a common inhabitant of the human stomach, it can influence the gastric microbiome and has been linked to various gastrointestinal conditions. Understanding the traits of H. pylori A45 enhances our knowledge of its role in host interactions and the complex dynamics of microbial communities within the gastric milieu.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
StrainA45

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
Image of Helicobacter pylori A45
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 A45 chromosome, complete genome.

Gene Summary

Adenine Count

512350 bp

Thymine Count

507400 bp

Guanine Count

319299 bp

Cytosine Count

323688 bp

Genome Length

1662737 bp

Protein-coding Genes

1552 genes

Non-Coding Genes

45 genes

# of Chromosomes/Plasmids

2

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
nicotinate (nicotinamide) nucleotide adenylyltransferaseC528_RS07400Not AvailableNegative1558089 - 155860419565.2
nickel-responsive transcriptional regulator nikrC528_RS07405Not AvailableNegative1558597 - 155904317149.3
tonb-system energizer exbbC528_RS07410Not AvailablePositive1559361 - 155979815865.0
tonb system transport protein exbdC528_RS07415Not AvailablePositive1559795 - 156018414376.4
tonb family proteinC528_RS07420Not AvailablePositive1560150 - 156100131405.7
saba family sialic acid-binding adhesinC528_RS07425Not AvailablePositive1561185 - 156327575386.4
terc family proteinC528_RS07430Not AvailableNegative1563409 - 156413727092.7
magnesium/cobalt transporter coraC528_RS07435Not AvailableNegative1564144 - 156510037107.6
phosphoglycerate kinaseC528_RS07440Not AvailableNegative1565116 - 156632444746.3
type i glyceraldehyde-3-phosphate dehydrogenaseC528_RS07445Not AvailableNegative1566340 - 156733236049.4

Displaying genes 1491 – 1500 of 1608 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.