Corynebacterium hansenii

General Information

Corynebacterium hansenii is a fascinating microorganism that belongs to the genus Corynebacterium. This genus is known for its diverse metabolic capabilities and its members are often found in a variety of environments, including soil, water, and as part of the normal flora of humans and animals. What makes Corynebacterium hansenii particularly interesting is its potential role in biotechnological applications and its unique metabolic pathways. One of the key characteristics of Corynebacterium hansenii is its ability to produce and secrete various enzymes that can be harnessed for industrial processes. These enzymes include proteases, lipases, and amylases, which are valuable in sectors such as food processing, pharmaceuticals, and biofuel production. The organism's metabolic versatility allows it to degrade complex organic compounds, making it a candidate for bioremediation efforts to clean up environmental pollutants. Another noteworthy feature of Corynebacterium hansenii is its potential use in the production of bioactive compounds. Researchers are exploring its ability to synthesize secondary metabolites that could have antimicrobial, antifungal, or anticancer properties. This makes Corynebacterium hansenii a subject of interest in the field of natural product discovery and drug development. From a genetic perspective, Corynebacterium hansenii has a relatively well-characterized genome, which provides insights into its metabolic pathways and regulatory mechanisms. This genetic information is invaluable for metabolic engineering efforts aimed at optimizing the production of desired compounds. In summary, Corynebacterium hansenii is a microorganism of significant interest due to its metabolic diversity, biotechnological potential, and genetic tractability. Its ability to produce industrially relevant enzymes and bioactive compounds positions it as a valuable resource for various scientific and industrial applications.

Corynebacterium hansenii is a fascinating bacterium primarily known for its role in the fermentation of dairy products, particularly in the production of certain cheeses. This organism is part of the diverse genus Corynebacterium, which is characterized by its club-shaped morphology and unique cell wall structure. What makes C. hansenii particularly interesting is its ability to thrive in high-salt environments, which is a trait that allows it to be utilized in the dairy industry where salt is often used as a preservative and flavor enhancer. Additionally, C. hansenii has been studied for its potential probiotic properties. Research indicates that it may contribute positively to gut health, making it a candidate for further exploration in the field of functional foods. The organism's metabolic pathways are also of interest, as they can produce various bioactive compounds that may have health benefits. Furthermore, C. hansenii has been investigated for its role in the development of flavor profiles in fermented products, showcasing its importance not only in food science but also in understanding microbial interactions during fermentation processes. Its unique adaptations to extreme environments and potential health benefits make Corynebacterium hansenii a valuable subject for ongoing research in microbiology and food technology.

Taxonomy

Superkingdom: Bacteria

Phylum: Actinomycetota

Class: Actinomycetes

Order: Mycobacteriales

Family: Corynebacteriaceae

Genus: Corynebacterium

Species: Corynebacterium hansenii

NCBI ID

394964

Genome Info

FTP Path:
ftp.ncbi.nlm.nih.gov/genomes/all/GCF/030/408/795/GCF_030408795.1_ASM3040879v1

File for sequence-based predictions:
GCF_030408795.1_ASM3040879v1_genomic.fasta

Descriptions

Clinical Implications and Relevance

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

The organism Corynebacterium hansenii is a member of the genus Corynebacterium, which includes several species known for their clinical significance. While C. hansenii is less commonly associated with human disease compared to other members of the genus, it has been implicated in certain clinical contexts. Clinical relevance primarily arises from its potential role as an opportunistic pathogen, particularly in immunocompromised individuals. It has been isolated from various clinical specimens, including wound infections and respiratory tract infections, although these cases are relatively rare. One of the notable aspects of C. hansenii is its ability to exhibit antimicrobial resistance, particularly to beta-lactam antibiotics. This resistance can complicate treatment options for infections caused by this organism, making it essential for clinicians to consider susceptibility testing when dealing with infections in susceptible populations. In terms of immune evasion strategies, C. hansenii may utilize mechanisms similar to other Corynebacterium species, such as the production of biofilms, which can protect it from host immune responses and antibiotic treatment. This characteristic can contribute to chronic infections, particularly in patients with underlying health conditions. While C. hansenii is not typically associated with large outbreaks, its presence in clinical settings underscores the importance of monitoring for opportunistic infections in vulnerable populations. Further research is needed to fully elucidate its pathogenic potential and the mechanisms underlying its clinical implications.

Habitat and Ecological Niches

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

Corynebacterium hansenii is a bacterium commonly associated with various microbial communities found in diverse environments, particularly in the human skin microbiome and mucosal surfaces. This organism thrives in environments that are rich in organic matter and moisture, making it well-suited for colonization in areas of the body that experience higher humidity and nutrient availability, such as the armpits and groin. Human Skin Microbiome: Within the human skin, Corynebacterium hansenii plays a crucial role in maintaining skin health by contributing to the balance of the skin microbiota. It helps in the breakdown of sweat and sebum, which can prevent the overgrowth of pathogenic bacteria. This interaction is a form of commensalism, where the bacterium benefits from the nutrients available on the skin while providing a protective effect against harmful microbes. Environmental Adaptation: Corynebacterium hansenii exhibits remarkable adaptability to varying pH levels and temperatures, which allows it to thrive in different skin microenvironments. Its ability to metabolize a range of substrates, including fatty acids and amino acids, enables it to survive in nutrient-variable conditions. In addition to its role on human skin, Corynebacterium hansenii has been isolated from soil and water environments, where it contributes to the decomposition of organic materials. This bacterium can also participate in nutrient cycling, particularly in the breakdown of complex organic compounds, thus playing a significant role in the ecosystem's health and sustainability. Overall, Corynebacterium hansenii exemplifies the intricate relationships microorganisms have with their environments, showcasing its importance in both human health and ecological balance.

Industrial Application

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

The microorganism Corynebacterium hansenii has shown significant potential in various industrial applications. One of the primary areas is in biotechnology, where it is utilized for the fermentation of various substrates to produce valuable metabolites. This organism is known for its ability to ferment sugars, which can be harnessed in the production of organic acids, amino acids, and other biochemicals that are essential in food and feed industries. In the realm of waste management, Corynebacterium hansenii has been studied for its capacity to degrade complex organic materials, making it a candidate for biodegradation processes. This capability can be particularly useful in treating wastewater and reducing the environmental impact of organic waste. Furthermore, the organism has potential applications in biofuel production. Its metabolic pathways can be engineered to enhance the production of biofuels, such as ethanol, through fermentation processes. This aligns with the growing demand for sustainable energy sources and the reduction of fossil fuel dependency. In pharmaceutical development, Corynebacterium hansenii is being explored for its ability to produce various bioactive compounds, which may have therapeutic properties. The organism's enzymatic activity can be harnessed to synthesize drugs or to serve as a model for drug development processes. Overall, Corynebacterium hansenii demonstrates a versatile profile that can be leveraged across multiple industries, particularly in biotechnology, waste management, biofuel production, and pharmaceutical development, making it a valuable microorganism in the quest for sustainable industrial practices.

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: 8

LLM predicted phenotypes: 5

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

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