Acinetobacter lwoffii

General Information

Acinetobacter lwoffii is a fascinating microorganism that has garnered significant interest in the scientific community due to its remarkable adaptability and diverse metabolic capabilities. This bacterium is part of the Acinetobacter genus, which is known for its ability to survive in a wide range of environments, from soil and water to hospital settings. One of the most intriguing aspects of A. lwoffii is its potential role in bioremediation. It has been shown to degrade various pollutants, including hydrocarbons and heavy metals, making it a valuable candidate for cleaning up contaminated environments. Additionally, A. lwoffii has been studied for its antibiotic resistance mechanisms. While not as notorious as Acinetobacter baumannii, A. lwoffii still exhibits resistance to multiple antibiotics, which poses challenges for treatment but also provides a model for understanding resistance pathways. This resistance is often mediated by genetic elements such as plasmids and transposons, which can be transferred between bacteria, highlighting the importance of studying this organism in the context of horizontal gene transfer. From a clinical perspective, A. lwoffii is generally considered less pathogenic compared to other Acinetobacter species. However, it can still cause infections, particularly in immunocompromised individuals. Its ability to persist in hospital environments and form biofilms on medical devices underscores the need for effective infection control measures. In summary, Acinetobacter lwoffii is a microorganism of significant interest due to its environmental resilience, bioremediation potential, and role in antibiotic resistance research. Its study not only enhances our understanding of microbial ecology and evolution but also informs strategies for managing infections and environmental contamination.

Acinetobacter lwoffii is a notable member of the genus Acinetobacter, which is known for its environmental versatility and ability to thrive in diverse habitats, including soil, water, and human-associated environments. This organism is particularly interesting due to its resilience and adaptability, which allow it to survive in various conditions, including those with limited nutrients. One of the unique aspects of A. lwoffii is its potential role in bioremediation. It has been studied for its ability to degrade various pollutants, making it a candidate for use in cleaning up contaminated environments. This characteristic highlights its value in environmental microbiology and biotechnology. Additionally, A. lwoffii is often found in clinical settings, where it can be part of the normal flora of the human skin and mucous membranes. However, it has also been implicated in opportunistic infections, particularly in immunocompromised individuals. This dual role as both a commensal and a potential pathogen makes it a subject of interest in medical research, particularly in understanding its mechanisms of pathogenicity and resistance to antibiotics. Furthermore, the organism's genetic plasticity allows it to acquire resistance genes, which is a significant concern in the context of public health. Research into A. lwoffii can provide insights into the broader issues of antibiotic resistance and the evolution of pathogenic traits in bacteria. Overall, Acinetobacter lwoffii serves as a valuable model for studying microbial ecology, environmental applications, and clinical implications.

Taxonomy

Superkingdom: Bacteria

Phylum: Pseudomonadota

Class: Gammaproteobacteria

Order: Moraxellales

Family: Moraxellaceae

Genus: Acinetobacter

Species: Acinetobacter lwoffii

NCBI ID

28090

Genome Info

FTP Path:
ftp.ncbi.nlm.nih.gov/genomes/all/GCA/019/343/495/GCA_019343495.1_ASM1934349v1

File for sequence-based predictions:
GCA_019343495.1_ASM1934349v1_genomic.fasta

Descriptions

Clinical Implications and Relevance

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

The organism Acinetobacter lwoffii is a non-fermentative, gram-negative bacterium that is part of the normal flora of human skin and mucosal surfaces. While it is generally considered a commensal organism, it has been associated with various clinical implications, particularly in immunocompromised patients. Infections caused by A. lwoffii can occur, especially in hospital settings, where it may act as an opportunistic pathogen. It has been implicated in nosocomial infections, including pneumonia, bloodstream infections, and wound infections, particularly in patients with underlying health conditions or those with invasive devices. One of the significant concerns regarding A. lwoffii is its potential for antimicrobial resistance. This organism has shown resistance to multiple classes of antibiotics, including beta-lactams and aminoglycosides, which complicates treatment options. The mechanisms of resistance often involve the production of beta-lactamases and efflux pumps, which can lead to treatment failures in infected patients. In terms of immune evasion, A. lwoffii can modulate the host's immune response through various strategies, including the production of biofilms that protect it from phagocytosis and antibiotic action. This ability to form biofilms is particularly concerning in the context of medical devices, where it can lead to persistent infections. Despite its pathogenic potential, A. lwoffii has also been studied for its possible medical applications. Some research suggests that certain strains may have probiotic properties, contributing to gut health and potentially offering benefits in the prevention of gastrointestinal infections. However, more research is needed to fully understand these applications and their implications for human health. Overall, while A. lwoffii is primarily a commensal organism, its role as an opportunistic pathogen and its associated resistance mechanisms highlight its clinical relevance in healthcare settings.

Habitat and Ecological Niches

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

Acinetobacter lwoffii is a versatile bacterium commonly found in a variety of habitats and environments. This microorganism is primarily associated with urban and agricultural settings, where it thrives in soil and water environments. It is often isolated from hospital settings, particularly in clinical samples, indicating its adaptability to human-associated biomes. Soil is a significant habitat for Acinetobacter lwoffii, where it plays a crucial role in nutrient cycling and organic matter decomposition. Its presence in agricultural soils can enhance soil health by contributing to the microbial diversity and aiding in the breakdown of organic materials. In aquatic environments, Acinetobacter lwoffii can be found in both freshwater and marine ecosystems. It is known to survive in polluted waters, where it can contribute to the degradation of pollutants, showcasing its potential in bioremediation processes. This bacterium exhibits notable interactions with its surroundings, including symbiotic relationships with plants. It can promote plant growth by enhancing nutrient availability and may also provide protection against certain pathogens. Furthermore, Acinetobacter lwoffii is recognized for its ability to form biofilms, which allows it to adhere to surfaces in various environments, including medical devices, thus playing a role in both beneficial and detrimental contexts. Overall, Acinetobacter lwoffii is an adaptable organism that thrives in diverse biomes, contributing to ecological balance and demonstrating significant interactions within its environments.

Industrial Application

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

The microorganism Acinetobacter lwoffii has shown significant potential in various industrial applications across multiple sectors. One of the most notable areas is in biotechnology, where A. lwoffii is utilized for its ability to produce enzymes that can be harnessed in biocatalysis processes. These enzymes are particularly valuable in the synthesis of pharmaceuticals and other chemical compounds, enhancing the efficiency and specificity of reactions. In the realm of waste management, A. lwoffii has demonstrated capabilities in biodegradation of pollutants, particularly in the degradation of hydrocarbons and other organic contaminants. This makes it a candidate for use in bioremediation strategies aimed at cleaning up oil spills and other environmental pollutants, thereby contributing to sustainable waste management practices. Furthermore, A. lwoffii has been explored for its role in biofuel production. Its metabolic pathways can be leveraged in the fermentation of biomass to produce bioethanol, providing an alternative energy source that is more environmentally friendly compared to fossil fuels. The organism's ability to thrive in various conditions makes it a robust option for industrial fermentation processes. In pharmaceutical development, A. lwoffii has been studied for its potential in the production of antimicrobial compounds. Its natural resistance mechanisms can be investigated to develop new antibiotics, addressing the growing concern of antibiotic resistance in pathogens. Overall, Acinetobacter lwoffii presents a versatile profile with applications in fermentation, biodegradation, and enzyme production, making it a valuable organism in the pursuit of innovative solutions across biotechnology, waste management, biofuel production, and pharmaceuticals.

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

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