Helicobacter pylori Hp A-20

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori Hp A-20 is a Gram-negative, microaerophilic bacterium characterized by its spirilla shape and presence of flagella. It exists as single cells and is classified as mesophilic, with an optimal growth temperature of 37°C, indicating its adaptation to the human body, where it typically resides. This bacterium is host-associated, highlighting its relationship with human hosts. Its biotic relationship is categorized as free-living, which suggests that while it primarily exists within the host, it can survive outside of it under specific conditions. H. pylori possesses a single replicon and is notable for having two membranes, a characteristic feature of Gram-negative organisms. The presence of flagella contributes to its motility, allowing H. pylori to navigate through the viscous environment of the gastric mucus. This mobility is crucial for its colonization and persistence in the gastric niche. An ecological insight into H. pylori Hp A-20 is its adaptation to a microaerophilic environment, reflecting its evolutionary strategy to thrive in the low-oxygen conditions found in the stomach. This adaptation not only aids in its survival but also plays a significant role in its pathogenicity, as it can contribute to conditions such as gastritis and peptic ulcers in human hosts. Understanding these traits can aid in developing targeted therapeutic strategies against H. pylori infections.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
StrainHp A-20

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
Image of Helicobacter pylori Hp A-20
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 Hp A-20


Gene Summary

Adenine Count

505906 bp

Thymine Count

512134 bp

Guanine Count

326444 bp

Cytosine Count

330116 bp

Genome Length

1674600 bp

Protein-coding Genes

1671 genes

Non-Coding Genes

77 genes

# of Chromosomes/Plasmids

1

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
zn-metallopeptidase, m23 familyHPHPA20_0031P44693Positive31382 - 3232035706.4
hypothetical proteinHPHPA20_0032Not AvailablePositive32347 - 3264910736.1
transcription-repair coupling factorHPHPA20_0033Q9ZJ57Positive32653 - 35658113487.0
ubiquinol-cytochrome c reductase, iron-sulfur subunitHPHPA20_0034P51130Positive35784 - 3628718298.2
cytochrome bHPHPA20_0035P05418Positive36298 - 3753647672.6
ubiquinol cytochrome c oxidoreductase, cytochrome c subunitHPHPA20_0036Not AvailablePositive37533 - 3839031712.4
hypothetical proteinHPHPA20_0037Not AvailableNegative38714 - 3924420707.5
hypothetical proteinHPHPA20_0038Not AvailableNegative39244 - 4034742305.0
hypothetical proteinHPHPA20_0039Not AvailablePositive40524 - 406464397.39
cell division protein/peptidoglycan synthetaseHPHPA20_0040P08149Negative40683 - 4253069528.7

Displaying genes 71 – 80 of 1748 in total

Pathways

0 pathways

No pathways found

No metabolic pathways have been associated with this bacterium yet.

Metabolites

94 records
Metabolite IDMetabolite nameStructureCAS number
BASm0000237(R)-4'-phosphopantothenateC9H18NO8PChemical structure of (R)-4'-phosphopantothenateNot available
Average299.2149Da
Monoisotopic299.0770031Da
BASm00002512-dehydropantoateC6H9O4Chemical structure of 2-dehydropantoateNot available
Average145.1333Da
Monoisotopic145.050083776Da
BASm0000377(S)-malateC4H4O5Chemical structure of (S)-malateNot available
Average132.0716Da
Monoisotopic132.005873238Da
BASm0000387(6R)-5,10-methylene-5,6,7,8-tetrahydrofolateC20H21N7O6Chemical structure of (6R)-5,10-methylene-5,6,7,8-tetrahydrofolateNot available
Average455.432Da
Monoisotopic455.1564286Da
BASm0000401(S)-2-succinylamino-6-oxoheptanedioateC11H12NO8Chemical structure of (S)-2-succinylamino-6-oxoheptanedioateNot available
Average286.218Da
Monoisotopic286.0579371Da
BASm0000642S-adenosyl-4-methylsulfanyl-2-oxobutanoateC15H19N5O6SChemical structure of S-adenosyl-4-methylsulfanyl-2-oxobutanoateNot available
Average397.406Da
Monoisotopic397.105604055Da
BASm0001167triphosphateO10P3Chemical structure of triphosphate14127-68-5
Average252.9153Da
Monoisotopic252.8704308Da
BASm0001697(S)-4,5-dihydroxypentane-2,3-dioneC5H8O4Chemical structure of (S)-4,5-dihydroxypentane-2,3-dioneNot available
Average132.1146Da
Monoisotopic132.042258744Da
BASm0001717fumarateC4H2O4Chemical structure of fumarateNot available
Average114.0563Da
Monoisotopic113.9953086Da
BASm0001779orotateC5H3N2O4Chemical structure of orotateNot available
Average155.09Da
Monoisotopic155.0098302Da

Displaying 1–10 of 94 metabolites

Health Effects

No health effects information available for this bacterium.