Helicobacter pylori strain B444A

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori strain B444A is a Gram-negative bacterium characterized by its spirilla shape and occurrence as single cells. This microbe thrives optimally at a temperature of 37.0°C, which aligns with the typical conditions found in the human gastric environment, where it is predominantly associated with its host. As a microaerophilic organism, H. pylori strain B444A requires reduced levels of oxygen for growth, adapting to the low-oxygen conditions within the stomach lining. The strain's Gram-negative cell wall structure contributes to its resilience and ability to colonize the acidic gastric niche. Its spiral morphology is thought to facilitate motility, allowing it to navigate through the viscous mucus layer of the stomach to reach epithelial surfaces. While the specific pathogenicity of strain B444A is not detailed here, the general attributes of H. pylori suggest a potential role in gastric colonization and associated gastrointestinal conditions. Ecologically, H. pylori strain B444A exemplifies the intricate relationships between microbial life and host organisms, highlighting its adaptation to a highly specialized niche within the human body. This adaptation not only underscores the significance of microaerophilic conditions in sustaining such organisms but also emphasizes the evolutionary pressures that shape the survival strategies of host-associated microbes in varying environments.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
StrainNo strain

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
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
PathogenicityHuman

Genome Summary

Helicobacter pylori strain B444A

Accession NumberQDJQ00000000.1

Gene Summary

Adenine Count

Not Available

Thymine Count

Not Available

Guanine Count

Not Available

Cytosine Count

Not Available

Genome Length

Not Available

Protein-coding Genes

Not Available

Non-Coding Genes

Not Available

# of Chromosomes/Plasmids

1

Genes

NameLocus TagUniProtStrandCoordinatesMolecular Weight
hypothetical proteinDDP43_00100Not Available+13145 - 1397231851.0
competence protein combDDP43_00105Not Available+14117 - 1439810526.4
competence protein combDDP43_00110Not Available+14398 - 1466110020.6
transporterDDP43_00115Not Available+14663 - 1702690086.5
Ncrna_class:rnase_p_rnaNot AvailableNot Available+16061 - 16376Not Available
hypothetical proteinDDP43_00125Not Available+17278 - 1868753516.1
5s ribosomal rnaNot AvailableNot Available+17818 - 17935Not Available
23s ribosomal rnaNot AvailableNot Available+18165 - 21052Not Available
chemotaxis protein chevDDP43_00130Not Available+18788 - 1975336590.2
carboxynorspermidine decarboxylaseDDP43_00135Not Available+19750 - 2096745694.9

Displaying genes 21 – 30 of 1547 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