Helicobacter pylori str. 22311

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori str. 22311 is a Gram-negative, microaerophilic bacterium characterized by its spiral shape and single-cell arrangement. This strain thrives optimally at 37.0°C, which aligns with the typical human body temperature, suggesting its adaptation to a host-associated habitat. H. pylori is well-known for colonizing the gastric mucosa, where it can influence the host's gastrointestinal environment. Its microaerophilic nature indicates that it requires reduced oxygen levels for growth, which is consistent with its survival in the gastric niche where oxygen levels are lower than in the atmosphere. The unique morphology of H. pylori, particularly its spirilla shape, is thought to facilitate motility through the viscous gastric mucus, enabling the organism to reach and maintain its position in the gastric epithelium. Understanding the environmental adaptations of Helicobacter pylori str. 22311 provides insight into its potential interactions with the host's immune system and its role in gastric health and disease. The strain's specific growth conditions and cellular arrangement may influence its ecological dynamics within the host, highlighting the intricate relationships between microbial life and human physiology.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
Strain22311

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
Image of Helicobacter pylori str. 22311
Image source: Wikipedia/Wikimedia
Ecology, Host, and Life Cycle
Oxygen requirementsMicroaerophilic
Optimal temperature37
Temperature rangeMesophilic
HabitatHostAssociated
Biotic relationshipFree living
Host(s)Homo sapiens, Gallus gallus, Aves
Cell arrangementSingles
SporulationNot Available
Energy sourceNot Available
PathogenicityHuman

Genome Summary

Helicobacter pylori strain 22311 scaffold_9, whole genome shotgun

Gene Summary

Adenine Count

508646 bp

Thymine Count

501415 bp

Guanine Count

322689 bp

Cytosine Count

320075 bp

Genome Length

1652825 bp

Protein-coding Genes

1474 genes

Non-Coding Genes

43 genes

# of Chromosomes/Plasmids

1

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
phosphoesteraseBB428_04540Not AvailablePositive1550763 - 155180640110.4
dna-binding response regulatorBB428_04545Not AvailableNegative1552607 - 155327825439.6
metallophosphoesteraseBB428_04550Not AvailableNegative1553630 - 155474242327.0
acetate--coa ligaseBB428_04555Not AvailablePositive1554941 - 155692975002.4
ribosome maturation factorBB428_04560Not AvailableNegative1557040 - 155748016675.1
ribosome-binding factor aBB428_04565Not AvailableNegative1557473 - 155780812477.1
translation initiation factor if-2BB428_04570Not AvailableNegative1557808 - 1560651105565.0
hypothetical proteinBB428_04575Not AvailableNegative1560648 - 15608758667.82
homoserine kinaseBB428_04580Not AvailableNegative1560889 - 156177032658.0
hypothetical proteinBB428_04585Not AvailableNegative1561824 - 156229717770.4

Displaying genes 1421 – 1430 of 1517 in total

Metabolites

0 records
Metabolite IDMetabolite nameStructureCAS number
No metabolites foundTry different search terms or mass values.

Displaying 0 metabolites

Health Effects

Health ConditionRelationReference
Chronic gastric inflammationCausesPMC10226649
Gastric cancerCausesPMC10226649
Gastric ulcersCausesPMC10420633
Stomach carcinomaCausesPMC10420633
UlcersCausesPMC10420633
AdenocarcinomaCausesPMC10420633
Mucosa-associated lymphoid tissue lymphomaCausesPMC10420633
GerdCausesPMC10712878
GastritisCausesPMC10712878
Gastric cancerCausesPMC10732068

Displaying health effects 1 – 10 of 94 in total