Psychrobacter sanguinis

General Information

Psychrobacter sanguinis is a fascinating microorganism that has garnered attention due to its unique adaptations to cold environments. This bacterium is part of the genus Psychrobacter, which is known for its ability to thrive in low-temperature habitats, making it a subject of interest in the study of extremophiles. One of the most intriguing aspects of P. sanguinis is its psychrophilic nature, meaning it can grow and reproduce at temperatures close to freezing. This characteristic makes it valuable for research into cold-adapted enzymes and proteins, which have potential applications in biotechnology and industry, such as in the development of cold-active enzymes for use in detergents and bioremediation processes. Another notable feature of Psychrobacter sanguinis is its ability to survive in environments with varying salinity levels. This adaptability suggests that it possesses unique osmoregulatory mechanisms, which could provide insights into microbial survival strategies under stress conditions. Additionally, the study of P. sanguinis can contribute to our understanding of microbial ecology in polar and subpolar regions, where it is often isolated. From a medical perspective, Psychrobacter sanguinis has been isolated from human clinical samples, indicating its potential role as an opportunistic pathogen. This aspect underscores the importance of studying its pathogenic mechanisms and antibiotic resistance profiles, which could have implications for public health. In summary, Psychrobacter sanguinis is a microorganism of significant interest due to its cold-adaptation, osmoregulatory capabilities, and potential biotechnological applications. Its study not only enhances our understanding of life in extreme environments but also opens up possibilities for novel industrial and medical applications.

Psychrobacter sanguinis is a fascinating psychrophilic bacterium that thrives in cold environments, showcasing its remarkable adaptability to extreme conditions. This organism is primarily isolated from cold habitats, such as deep-sea environments and polar regions, which makes it a subject of interest for researchers studying life in extreme conditions. Its ability to grow at low temperatures not only highlights its unique metabolic pathways but also raises questions about the evolutionary adaptations that allow it to survive and flourish where most other organisms cannot. One of the most intriguing aspects of Psychrobacter sanguinis is its potential applications in biotechnology. The enzymes produced by this bacterium, particularly those that function optimally at low temperatures, are valuable for industrial processes that require cold-active enzymes. These enzymes can be utilized in various fields, including food preservation, bioremediation, and the development of novel biocatalysts that operate efficiently under mild conditions. Additionally, Psychrobacter sanguinis has been studied for its role in the microbial ecology of cold environments, contributing to our understanding of microbial diversity and community dynamics in extreme habitats. Its presence in these ecosystems can provide insights into nutrient cycling and the interactions between different microbial species in cold climates. Overall, Psychrobacter sanguinis stands out not only for its unique environmental adaptations but also for its potential contributions to science and industry, making it a valuable organism for ongoing research in microbiology and biotechnology.

Taxonomy

Superkingdom: Bacteria

Phylum: Pseudomonadota

Class: Gammaproteobacteria

Order: Moraxellales

Family: Moraxellaceae

Genus: Psychrobacter

Species: Psychrobacter sanguinis

NCBI ID

861445

Genome Info

FTP Path:
ftp.ncbi.nlm.nih.gov/genomes/all/GCA/020/736/705/GCA_020736705.1_ASM2073670v1

File for sequence-based predictions:
GCA_020736705.1_ASM2073670v1_genomic.fasta

Descriptions

Clinical Implications and Relevance

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

The microorganism Psychrobacter sanguinis is a gram-negative, non-spore-forming bacterium that is part of the normal flora of the human body, particularly in the oral cavity and respiratory tract. While it is generally considered a commensal organism, it has been associated with various clinical implications, particularly in immunocompromised patients. Infections caused by Psychrobacter sanguinis are rare but can occur, leading to bacteremia and endocarditis, especially in individuals with pre-existing heart conditions. The organism's ability to thrive at low temperatures suggests a potential role in infections in cooler environments or in patients with specific vulnerabilities. One of the notable aspects of Psychrobacter sanguinis is its potential for antimicrobial resistance. It has been documented to exhibit resistance to multiple classes of antibiotics, which complicates treatment options for infections. This resistance is particularly concerning in hospital settings where the organism may be isolated from patients with nosocomial infections. In terms of immune evasion, Psychrobacter sanguinis may employ various strategies to avoid detection and clearance by the host immune system, although specific mechanisms are not fully elucidated. Its presence in biofilms, particularly in dental plaque, may also contribute to its persistence and pathogenic potential. While Psychrobacter sanguinis is not commonly targeted for therapeutic applications, understanding its role in human health and disease is crucial, especially in the context of opportunistic infections in vulnerable populations. Further research is needed to fully elucidate its clinical significance and potential as a pathogen.

Habitat and Ecological Niches

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

Psychrobacter sanguinis is a psychrophilic bacterium commonly found in cold environments such as polar regions, deep-sea habitats, and glacial ice. This microorganism thrives in extreme cold conditions, often at temperatures below 5°C, making it a key player in the cryosphere biome. Its ability to metabolize at low temperatures allows it to occupy ecological niches where few other organisms can survive, contributing to the microbial diversity of these habitats. In the marine environment, Psychrobacter sanguinis is often associated with sea ice and cold seawater, where it plays a significant role in nutrient cycling and organic matter decomposition. This bacterium can utilize a variety of substrates, including organic compounds released from phytoplankton, thus participating in the food web and supporting higher trophic levels. Additionally, Psychrobacter sanguinis exhibits notable symbiotic relationships with other microorganisms, contributing to the overall health and stability of its ecosystem. Its presence can influence the metabolic activities of surrounding microbial communities, enhancing nutrient availability and promoting biodiversity. Overall, Psychrobacter sanguinis is an essential component of polar ecosystems and cold marine environments, showcasing remarkable adaptations that allow it to thrive in conditions that are inhospitable to many other life forms.

Industrial Application

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

The microorganism Psychrobacter sanguinis has shown significant potential in various industrial applications due to its unique characteristics and metabolic capabilities. One of the primary areas of interest is in biotechnology, where Psychrobacter sanguinis is utilized in fermentation processes to produce valuable metabolites at low temperatures, making it suitable for cold-adapted bioprocesses. This is particularly advantageous in regions where energy costs for heating are high, allowing for more sustainable production methods. In the realm of waste management, Psychrobacter sanguinis has been studied for its ability to degrade organic pollutants in cold environments. Its enzymatic activity enables it to break down complex compounds, contributing to biodegradation processes that can help in the treatment of wastewater and the remediation of contaminated sites. Furthermore, this microorganism has potential applications in biofuel production. Its metabolic pathways can be harnessed to convert biomass into biofuels through fermentation, providing an alternative to fossil fuels and promoting renewable energy sources. In pharmaceutical development, Psychrobacter sanguinis may serve as a source of novel enzymes that can be used in drug synthesis or as biocatalysts in various chemical reactions. The cold-adapted enzymes produced by this organism are particularly valuable in processes that require mild conditions, reducing the energy footprint of pharmaceutical manufacturing. Overall, Psychrobacter sanguinis represents a versatile microorganism with promising applications across multiple industries, particularly in areas that prioritize sustainability and efficiency.

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

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