Rhodococcus opacus

General Information

Rhodococcus opacus is a fascinating microorganism known for its remarkable metabolic versatility and biotechnological potential. One of the key characteristics of R. opacus is its ability to degrade a wide range of hydrophobic organic compounds, including hydrocarbons, making it a valuable agent in bioremediation efforts. This capability is particularly important for the cleanup of oil spills and other environmental contaminants. Another noteworthy feature of R. opacus is its capacity to accumulate large amounts of triacylglycerols (TAGs), which are energy-dense storage compounds. This trait has garnered significant interest in the field of biofuel production, as the TAGs can be converted into biodiesel. The organism's ability to thrive on various carbon sources, including lignocellulosic biomass, further enhances its potential as a sustainable biofuel producer. In addition to its environmental and industrial applications, R. opacus has been studied for its role in the synthesis of valuable biochemicals. It can produce a variety of secondary metabolites, including antibiotics and immunosuppressive agents, which have potential pharmaceutical applications. Overall, Rhodococcus opacus stands out due to its metabolic diversity, bioremediation capabilities, and biotechnological applications, making it a subject of extensive research and interest in multiple scientific fields.

Rhodococcus opacus is a fascinating bacterium known for its remarkable ability to degrade a wide range of environmental pollutants, particularly hydrocarbons. This characteristic makes it a valuable organism in bioremediation efforts, where it can be employed to clean up oil spills and other contaminated sites. Its metabolic versatility allows it to utilize various carbon sources, including aromatic compounds, which are often challenging for many microorganisms to degrade. One of the most interesting aspects of Rhodococcus opacus is its capacity to accumulate significant amounts of lipids, making it a potential candidate for biofuel production. This lipid accumulation can reach up to 70% of its dry weight under certain growth conditions, positioning it as a promising organism for sustainable energy solutions. Additionally, Rhodococcus opacus has been studied for its unique genetic and enzymatic pathways that facilitate the breakdown of complex organic molecules. This research can provide insights into the development of biocatalysts for industrial applications. The organism's ability to thrive in diverse environments, including soil and contaminated habitats, further underscores its ecological significance and adaptability. In summary, Rhodococcus opacus stands out due to its bioremediation potential, lipid accumulation for biofuels, and metabolic diversity, making it a subject of interest in environmental microbiology and biotechnology.

Taxonomy

Superkingdom: Bacteria

Phylum: Actinomycetota

Class: Actinomycetes

Order: Mycobacteriales

Family: Nocardiaceae

Genus: Rhodococcus

Species: Rhodococcus opacus

NCBI ID

37919

Genome Info

FTP Path:
ftp.ncbi.nlm.nih.gov/genomes/all/GCF/026/062/495/GCF_026062495.1_ASM2606249v1

File for sequence-based predictions:
GCF_026062495.1_ASM2606249v1_genomic.fasta

Descriptions

Clinical Implications and Relevance

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

The microorganism Rhodococcus opacus is a gram-positive bacterium that has garnered attention for its potential clinical implications. While primarily known for its role in bioremediation and biodegradation of environmental pollutants, Rhodococcus opacus has also been associated with human health concerns. Infections caused by this organism are rare but can occur, particularly in immunocompromised individuals. It has been documented in cases of pulmonary infections and cutaneous infections, highlighting its potential pathogenicity in vulnerable populations. One of the notable features of Rhodococcus opacus is its ability to exhibit antimicrobial resistance, particularly to beta-lactam antibiotics. This resistance can complicate treatment options for infections, necessitating the use of alternative therapeutic strategies. The organism's immune evasion strategies may include the production of biofilms and the ability to survive within macrophages, which can hinder the host's immune response. In addition to its pathogenic potential, Rhodococcus opacus is being explored for its beneficial applications, particularly in the field of probiotics and therapeutics. Its metabolic capabilities may be harnessed for the development of novel treatments or as a probiotic agent to promote gut health. However, further research is needed to fully understand its role in human health and disease, as well as its potential applications in medicine.

Habitat and Ecological Niches

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

Rhodococcus opacus is a versatile bacterium commonly found in a variety of terrestrial environments, particularly in soil and sediment ecosystems. This microorganism thrives in environments rich in organic matter, often associated with decaying plant material and other organic substrates. Its ability to degrade a wide range of organic compounds, including hydrocarbons, makes it a significant player in the bioremediation of contaminated sites, particularly those affected by petroleum products and other pollutants. In terms of ecological niches, Rhodococcus opacus is often found in nutrient-rich soils where it can engage in nutrient cycling. It plays a crucial role in the decomposition process, breaking down complex organic materials and contributing to soil health and fertility. This bacterium is also known for its ability to form biofilms, which enhances its survival in various environments and allows it to interact with other microorganisms. Additionally, Rhodococcus opacus exhibits notable symbiotic relationships with plants, where it can promote plant growth by enhancing nutrient availability. Its presence in the rhizosphere can lead to improved plant health and resilience against pathogens. Furthermore, this bacterium has shown adaptability to extreme conditions, such as high salinity and varying pH levels, which allows it to inhabit a diverse range of habitats. Overall, Rhodococcus opacus is an important microorganism in ecosystem functioning, contributing to both the degradation of pollutants and the enhancement of soil quality, making it a valuable organism in both natural and engineered environments.

Industrial Application

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

The microorganism Rhodococcus opacus has shown significant potential in various industrial applications due to its unique metabolic capabilities. One of the most notable areas is in biotechnology, where Rhodococcus opacus is utilized for its ability to degrade a wide range of organic compounds, making it valuable in biodegradation processes. This characteristic is particularly useful in the treatment of contaminated environments, such as oil spills, where the organism can break down hydrocarbons effectively. In the realm of waste management, Rhodococcus opacus has been employed in bioremediation efforts, where it helps to detoxify hazardous waste by metabolizing pollutants. Its robust enzymatic systems allow it to thrive in harsh conditions, making it an ideal candidate for cleaning up industrial waste sites. Another significant application is in biofuel production. Rhodococcus opacus is known for its ability to accumulate lipids, which can be converted into biodiesel. The organism's lipid biosynthesis pathways are of great interest for developing sustainable energy sources, as it can utilize various substrates, including waste oils and agricultural residues, in the fermentation process to produce biofuels. In the field of pharmaceutical development, Rhodococcus opacus has been explored for its potential in the production of valuable biochemicals and pharmaceuticals through enzyme production. The enzymes produced by this microorganism can catalyze reactions that are essential for synthesizing complex organic molecules, thus contributing to the pharmaceutical industry. Overall, Rhodococcus opacus stands out as a versatile microorganism with promising applications across multiple industries, particularly in biotechnology, waste management, biofuel production, and pharmaceutical development.

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

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