Xenorhabdus poinarii

General Information

Xenorhabdus poinarii is a fascinating bacterium primarily known for its symbiotic relationship with entomopathogenic nematodes, specifically Steinernema species. This relationship is particularly interesting because it plays a crucial role in the biological control of insect pests. The bacterium is carried by the nematodes and released into the insect host, where it produces a variety of toxins and enzymes that help in killing the insect and breaking down its tissues, providing nutrients for both the nematode and the bacterium. One of the most intriguing aspects of X. poinarii is its ability to produce a wide range of secondary metabolites, including antibiotics, which can inhibit the growth of competing microorganisms. This makes it a valuable organism for research into new antimicrobial compounds. Additionally, the bacterium's role in the nematode's lifecycle and its complex interactions with the insect host make it a model organism for studying symbiosis and pathogenicity. Moreover, X. poinarii has been studied for its potential in biotechnological applications, such as the development of bioinsecticides. Its ability to produce bioactive compounds that are effective against a variety of insect pests highlights its potential in sustainable agriculture. The bacterium's genome has been sequenced, providing insights into the genetic basis of its symbiotic and pathogenic traits, which could lead to the discovery of novel genes and pathways involved in these processes. In summary, Xenorhabdus poinarii is a remarkable bacterium with significant implications for biological pest control, antimicrobial research, and biotechnology. Its unique symbiotic relationship with nematodes and its ability to produce a diverse array of bioactive compounds make it a valuable subject of scientific study.

Xenorhabdus poinarii is a fascinating bacterium belonging to the family Enterobacteriaceae, primarily known for its symbiotic relationship with nematodes, particularly the genus Steinernema. This unique association allows X. poinarii to thrive in soil environments, where it plays a crucial role in the biological control of insect pests. The bacterium produces a range of bioactive compounds, including antibiotics and toxins, which are effective against various insect larvae. This characteristic makes it a valuable organism in the field of biopesticides, offering an environmentally friendly alternative to chemical pesticides. One of the most interesting aspects of X. poinarii is its ability to produce secondary metabolites that exhibit antimicrobial properties. These metabolites not only help in the nematode's parasitic lifecycle but also have potential applications in pharmaceutical research. The study of these compounds could lead to the discovery of new antibiotics, which is particularly important in the context of rising antibiotic resistance. Additionally, X. poinarii has been the subject of research for its potential use in integrated pest management (IPM) strategies. By understanding its interactions with nematodes and its ecological role, researchers aim to harness its capabilities for sustainable agriculture. This bacterium exemplifies the intricate relationships within ecosystems and highlights the importance of microbial diversity in agricultural practices. Overall, Xenorhabdus poinarii stands out not only for its biological significance but also for its potential contributions to both agriculture and medicine.

Taxonomy

Superkingdom: Bacteria

Phylum: Pseudomonadota

Class: Gammaproteobacteria

Order: Enterobacterales

Family: Morganellaceae

Genus: Xenorhabdus

Species: Xenorhabdus poinarii

NCBI ID

40577

Genome Info

FTP Path:
ftp.ncbi.nlm.nih.gov/genomes/all/GCA/016/648/035/GCA_016648035.1_ASM1664803v1

File for sequence-based predictions:
GCA_016648035.1_ASM1664803v1_genomic.fasta

Descriptions

Clinical Implications and Relevance

Source: gpt-4o-mini-2024-07-18

The bacterium Xenorhabdus poinarii is a member of the family Enterobacteriaceae and is primarily known for its association with entomopathogenic nematodes, particularly in the genus Steinernema. This organism has garnered attention due to its potential role in biocontrol of insect pests, which can indirectly influence human health by reducing the need for chemical pesticides. However, its clinical implications are not as extensively documented as those of other pathogenic bacteria. In terms of pathogenicity, Xenorhabdus poinarii produces a variety of bioactive compounds, including toxins and enzymes, which can affect the physiology of host insects. While it is not typically associated with human infections, its close relatives in the Xenorhabdus genus have been implicated in opportunistic infections in immunocompromised individuals. This raises concerns about the potential for infections in vulnerable populations, although specific cases involving X. poinarii are rare. The organism's antimicrobial resistance profile is not well-characterized, but its ability to produce antimicrobial compounds suggests that it may possess mechanisms to evade immune responses in its insect hosts. This characteristic could be of interest in the development of novel therapeutic agents or probiotics, although research in this area is still in its infancy. Overall, while Xenorhabdus poinarii is primarily studied for its ecological role and potential in pest management, its interactions with human health, particularly in the context of infections and immune evasion, warrant further investigation to fully understand its clinical relevance.

Industrial Application

Source: gpt-4o-mini-2024-07-18

The bacterium Xenorhabdus poinarii has shown significant potential in various industrial applications, particularly in the fields of biotechnology and waste management. This microorganism is known for its role in the biodegradation of organic pollutants, making it a valuable asset in the treatment of contaminated environments. Its ability to break down complex organic compounds can be harnessed in waste treatment processes, where it contributes to the detoxification of hazardous waste materials. In the realm of biofuel production, Xenorhabdus poinarii can be utilized in fermentation processes to convert biomass into biofuels. The metabolic pathways of this bacterium allow it to efficiently ferment various substrates, potentially leading to the production of bioethanol or biogas, thus contributing to sustainable energy solutions. Moreover, Xenorhabdus poinarii has been explored for its pharmaceutical development capabilities. It produces a range of bioactive compounds, including antimicrobial agents, which can be developed into new drugs. The enzymatic activity of this microorganism is particularly noteworthy, as it can produce enzymes that are useful in various industrial processes, including enzyme production for biocatalysis in chemical manufacturing. Overall, the diverse applications of Xenorhabdus poinarii in biotechnology, waste management, biofuel production, and pharmaceutical development highlight its importance as a versatile microorganism in modern industry.

Phenotypes and Predictions

The table shows the phenotypes and predictions. Cell colors indicate the class of the value. When literature-based data is available, a checkmark (✓) indicates a correct prediction, while an ✗ indicates an incorrect prediction.

Literature-based phenotypes: 9

LLM predicted phenotypes: 4

Phenotype	High-quality annotation	anthropic/claude-3.5-sonnet	anthropic/claude-3-haiku:beta	openai/gpt-4	openai/gpt-4	meta-llama/llama-3-8b-instruct:nitro	perplexity/llama-3-sonar-small-32k-chat	google/palm-2-chat-bison-32k	mistralai/mistral-7b-instruct	google/gemini-pro	google/gemma-7b-it	meta-llama/llama-3-70b-instruct:nitro	openai/gpt-4o	openai/gpt-4o	microsoft/phi-3-mini-128k-instruct	microsoft/phi-3-mini-128k-instruct	google/gemini-flash-1.5	google/gemini-flash-1.5	mistralai/mixtral-8x7b-instruct:nitro	mistralai/mixtral-8x7b-instruct:nitro	openai/gpt-3.5-turbo-0125	openai/gpt-3.5-turbo-0125	google/gemini-pro-1.5	google/gemini-pro-1.5	openchat/openchat-7b	openchat/openchat-7b	microsoft/wizardlm-2-8x22b	microsoft/wizardlm-2-8x22b
Motility	TRUE	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	false ✗	true ✓	true ✓	true ✓	true ✓	true ✓	false ✗	false ✗	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓
Gram staining	gram stain negative	gram stain negative ✓	gram stain negative ✓	N/A	gram stain negative ✓	gram stain negative ✓	gram stain negative ✓	gram stain negative ✓	gram stain negative ✓	gram stain negative ✓	gram stain negative ✓	gram stain negative ✓	N/A	gram stain negative ✓	N/A	gram stain negative ✓	N/A	gram stain negative ✓	N/A	gram stain negative ✓	N/A	gram stain negative ✓	N/A	gram stain negative ✓	N/A	gram stain negative ✓	N/A	gram stain negative ✓
Aerophilicity	aerobic	facultatively anaerobic ✗	N/A	facultatively anaerobic ✗	facultatively anaerobic ✗	aerotolerant ✗	N/A	N/A	N/A	N/A	N/A	N/A	facultatively anaerobic ✗	facultatively anaerobic ✗	aerotolerant ✗	aerotolerant ✗	N/A	N/A	facultatively anaerobic ✗	facultatively anaerobic ✗	facultatively anaerobic ✗	facultatively anaerobic ✗	facultatively anaerobic ✗	facultatively anaerobic ✗	N/A	N/A	N/A	N/A
Extreme environment tolerance	FALSE	false ✓	true ✗	false ✓	false ✓	true ✗	false ✓	false ✓	true ✗	false ✓	true ✗	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	true ✗	true ✗	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓
Biofilm formation	N/A	true	true	true	true	true	true	true	false	true	true	true	true	true	true	true	true	true	true	true	true	true	true	true	true	true	true	true
Animal pathogenicity	TRUE	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	false ✗	false ✗	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	false ✗	false ✗	false ✗	false ✗	true ✓	true ✓
Biosafety level	biosafety level 1	biosafety level 2 ✗	biosafety level 2 ✗	biosafety level 2 ✗	biosafety level 2 ✗	biosafety level 2 ✗	biosafety level 2 ✗	biosafety level 2 ✗	biosafety level 3 ✗	biosafety level 2 ✗	biosafety level 2 ✗	biosafety level 1 ✓	biosafety level 2 ✗	biosafety level 2 ✗	biosafety level 1 ✓	biosafety level 1 ✓	biosafety level 2 ✗	biosafety level 2 ✗	biosafety level 2 ✗	biosafety level 2 ✗	biosafety level 1 ✓	biosafety level 1 ✓	biosafety level 1 ✓	biosafety level 1 ✓	biosafety level 2 ✗	biosafety level 2 ✗	biosafety level 2 ✗	biosafety level 2 ✗
Health association	N/A	true	true	true	true	true	true	true	true	true	true	true	true	true	false	false	true	true	true	true	true	true	true	true	true	true	true	true
Host association	N/A	true	true	true	true	true	true	false	true	false	false	true	true	true	true	true	true	true	true	true	false	false	false	false	false	false	true	true
Plant pathogenicity	FALSE	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	true ✗	true ✗	true ✗	true ✗	true ✗	true ✗	false ✓	false ✓
Spore formation	FALSE	false ✓	false ✓	false ✓	false ✓	true ✗	true ✗	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	true ✗	true ✗	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓
Hemolysis	N/A	beta	beta	beta	beta	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	beta	beta	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Cell shape	bacillus	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	coccus ✗	coccus ✗	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓

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