Helicobacter pylori HUP-B14

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori HUP-B14 is a Gram-negative, microaerophilic bacterium characterized by its spiral shape (spirilla) and presence of flagella, which facilitate motility. This organism is typically found in a host-associated habitat, indicating a reliance on living hosts for survival and reproduction. HUP-B14 exhibits a unique cell arrangement, being observed as single cells rather than in clusters or chains. The optimal growth temperature for HUP-B14 is 37°C, placing it within the mesophilic temperature range, which is conducive to many pathogenic and symbiotic bacteria that thrive in warm-blooded hosts. Notably, this bacterium possesses two replicons, suggesting a complex genomic structure that may contribute to its adaptability and potential virulence. Despite being classified as free-living, HUP-B14 is intricately linked to its host environment, where it may play a role in various biotic interactions. The presence of two membranes is indicative of its Gram-negative classification, which is often associated with a robust outer membrane providing protection against environmental stressors. In terms of ecological insights, the microaerophilic nature of HUP-B14 suggests it occupies niches within the gastrointestinal tract where oxygen levels are low yet sufficient for its metabolic processes. This adaptation highlights the bacterium's role in the complex microbiome of its host, potentially influencing digestive health and disease states, such as gastritis or peptic ulcers. Understanding the traits of Helicobacter pylori HUP-B14 can provide valuable insights into its ecological and pathological significance in human health.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
StrainHUP-B14

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
Image of Helicobacter pylori HUP-B14
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 HUP-B14 plasmid pHPB14, complete sequence.

Gene Summary

Adenine Count

2084 bp

Thymine Count

3189 bp

Guanine Count

1627 bp

Cytosine Count

1404 bp

Genome Length

8304 bp

Protein-coding Genes

6 genes

Non-Coding Genes

0 genes

# of Chromosomes/Plasmids

2

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
iron-sulfur cluster assembly scaffold protein nifuHPB14_RS01095Not AvailablePositive219312 - 22029236254.7
duf3944 domain-containing proteinHPB14_RS01100Not AvailablePositive220449 - 2206818486.53
dna repair protein radaHPB14_RS01105Not AvailablePositive220798 - 22214449405.2
peptide-methionine (r)-s-oxide reductase msrbHPB14_RS01110Not AvailablePositive222267 - 22334641274.1
sulfite exporter taue/safe family proteinHPB14_RS01115Not AvailableNegative223736 - 22456929708.5
hop family outer membrane protein hopm/hopnHPB14_RS01120Not AvailableNegative224782 - 22686376032.3
sulp family inorganic anion transporterHPB14_RS01125Not AvailablePositive227118 - 22827541386.6
Trna-asnNot AvailableNot AvailablePositive228316 - 228390Not Available
hop family outer membrane protein hopaHPB14_RS01135Not AvailableNegative228519 - 22997052937.0
3-deoxy-manno-octulosonate cytidylyltransferaseHPB14_RS01140Not AvailableNegative230165 - 23089627493.6

Displaying genes 221 – 230 of 1549 in total

Pathways

0 pathways

No pathways found

No metabolic pathways have been associated with this bacterium yet.

Metabolites

4 records
Metabolite IDMetabolite nameStructureCAS number
BASm0001717fumarateC4H2O4Chemical structure of fumarateNot available
Average114.0563Da
Monoisotopic113.9953086Da
BASm0003346(2R)-2-phosphoglycerateC3H4O7PChemical structure of (2R)-2-phosphoglycerateNot available
Average183.033Da
Monoisotopic182.9711102Da
BASm0003389NADP(+)C21H25N7O17P3Chemical structure of NADP(+)Not available
Average740.386Da
Monoisotopic740.053624107Da
BASm0003701L-methionine (S)-S-oxideC5H11NO3SChemical structure of L-methionine (S)-S-oxide62697-73-8
Average165.21Da
Monoisotopic165.045964392Da

Displaying 1–4 of 4 metabolites

Health Effects

No health effects information available for this bacterium.