Helicobacter pylori strain NCTC13345

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori strain NCTC13345 is a Gram-negative bacterium characterized by its spirilla shape and single-cell arrangement. This microbe thrives in microaerophilic conditions, requiring a reduced oxygen environment for optimal growth. It exhibits an optimal growth temperature of 37.0°C, which aligns with its habitat as a host-associated organism, commonly found in the gastric mucosa of humans and various animals. H. pylori is notable for its ability to survive in the acidic environment of the stomach, a trait that is facilitated by its unique morphology and metabolic adaptations. The organism’s spiral shape allows it to penetrate the viscous mucus lining of the stomach, thereby establishing a niche where it can evade the host's immune response and persist in a highly competitive environment. The microbe's microaerophilic nature suggests a specialized adaptation to its environment, where it can utilize the limited oxygen availability to its advantage. This characteristic, combined with its optimal growth temperature, underscores the importance of H. pylori in understanding gastric microbiota interactions and the potential roles of host-associated microbes in gastrointestinal health and disease. Further research into strain NCTC13345 may provide valuable insights into the ecological dynamics of H. pylori within the human microbiome and its implications for host physiology.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
Strainstrain NCTC13345

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
Image of Helicobacter pylori strain NCTC13345
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 NCTC13345


Gene Summary

Adenine Count

498292 bp

Thymine Count

505118 bp

Guanine Count

314033 bp

Cytosine Count

326872 bp

Genome Length

1644315 bp

Protein-coding Genes

1530 genes

Non-Coding Genes

45 genes

# of Chromosomes/Plasmids

1

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
chromosomal replication initiator protein dnaaEL256_RS00005Not AvailablePositive1 - 137451695.3
competence proteinEL256_RS00010Not AvailablePositive1603 - 304254684.3
Trna-pheNot AvailableNot AvailablePositive3045 - 3120Not Available
exodeoxyribonuclease iiiEL256_RS00020Not AvailablePositive3222 - 397429313.9
outer membrane proteinEL256_RS00025Not AvailableNegative3971 - 460624782.9
hypothetical proteinEL256_RS00030Not AvailableNegative4610 - 495713286.3
atp-dependent dna helicase recgEL256_RS00035Not AvailablePositive5039 - 691071489.0
site-specific dna-methyltransferaseEL256_RS00040Not AvailablePositive6961 - 833152362.4
site-specific dna-methyltransferaseEL256_RS00045Not AvailablePositive8328 - 891521962.5
type iii restriction-modification system endonucleaseEL256_RS00050Not AvailablePositive8918 - 11827111720.0

Displaying genes 1 – 10 of 1575 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

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 66 in total