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Fungal and yeast genetics research
Research Guide
What is Fungal and yeast genetics research?
Fungal and yeast genetics research is the study of genetic mechanisms, inheritance, and manipulation techniques in fungi and yeasts, primarily using Saccharomyces cerevisiae as a model eukaryotic organism.
Fungal and yeast genetics research encompasses over 107,177 published works focused on DNA manipulation, gene regulation, and genomic responses in yeasts like Saccharomyces cerevisiae. Key methods include shuttle vectors for efficient DNA transfer and PCR-based gene deletion systems that enable rapid chromosomal modifications without cloning. Microarray studies have cataloged cell cycle-regulated genes and environmental stress responses, providing comprehensive expression profiles.
Research Sub-Topics
Yeast Genetic Engineering Tools
This sub-topic covers the development and optimization of shuttle vectors, gene deletion systems, and PCR-based modification techniques for Saccharomyces cerevisiae. Researchers study efficient DNA manipulation methods to enable functional genomics and synthetic biology applications.
Yeast Protein-Protein Interaction Mapping
This sub-topic focuses on high-throughput methods like yeast two-hybrid systems and systematic proteome analyses to identify and characterize protein complexes. Researchers investigate network lethality, centrality, and functional organization of the yeast interactome.
Yeast Genomic Expression Profiling
This sub-topic encompasses microarray and RNA-seq studies of gene expression responses to environmental stresses and cell cycle regulation in yeast. Researchers analyze transcriptional programs to uncover regulatory mechanisms.
Yeast Proteome-Wide Analysis
This sub-topic involves multidimensional protein identification technology and systematic purification of protein complexes for proteome mapping. Researchers study global protein localization, interactions, and functions.
Fungal Mating Type Switching Mechanisms
This sub-topic examines epigenetic and genetic mechanisms of mating type switching in yeasts like Saccharomyces and other fungi. Researchers investigate HO endonuclease, SIR proteins, and recombination pathways.
Why It Matters
Fungal and yeast genetics research enables development of genetic tools for protein-protein interaction detection, as in Fields and Song (1989) who introduced a novel genetic system cited 6091 times, applied in mapping networks across eukaryotes. In pathogenic yeasts, recent work on parasexual reproduction in Candida species addresses mucosal and invasive infections, while expansion of the GRACE library identifies genes for temperature-dependent fitness in Candida albicans, critical for host survival at body temperature. Proteome analyses, such as Gavin et al. (2002) on yeast protein complexes (4748 citations), support metabolic engineering in non-conventional yeasts for bioenergy, as noted in advances from Lawrence Berkeley National Laboratory.
Reading Guide
Where to Start
"Methods in yeast genetics" by Sherman, Fink, and Hicks (1979) provides foundational protocols for yeast genetic manipulations, serving as an essential starting point with 7553 citations.
Key Papers Explained
Sikorski and Hieter (1989) introduced shuttle vectors and host strains for DNA manipulation, enabling Longtine et al. (1998) to develop PCR-based gene deletion modules for efficient chromosomal edits. Fields and Song (1989) built on these tools with the two-hybrid system for protein interactions, while Spellman et al. (1998) and Gasch et al. (2000) applied them to microarray analysis of cell cycle and stress responses. Washburn et al. (2001) and Gavin et al. (2002) extended to proteome-scale studies using multidimensional identification and complex purification.
Paper Timeline
Most-cited paper highlighted in red. Papers ordered chronologically.
Advanced Directions
Recent preprints focus on Candida albicans genetics, including GRACE library expansion for temperature fitness genes and parasexual reproduction controls. Genomic adaptation in pathogenic fungi like Trichosporonales and phase separation in cell fate are active areas, alongside tools like FunPipe for genomic pipelines.
Papers at a Glance
| # | Paper | Year | Venue | Citations | Open Access |
|---|---|---|---|---|---|
| 1 | A system of shuttle vectors and yeast host strains designed fo... | 1989 | Genetics | 8.7K | ✓ |
| 2 | Methods in yeast genetics | 1979 | Cold Spring Harbor Lab... | 7.6K | ✕ |
| 3 | A novel genetic system to detect protein–protein interactions | 1989 | Nature | 6.1K | ✕ |
| 4 | Additional modules for versatile and economical PCR-based gene... | 1998 | Yeast | 5.4K | ✕ |
| 5 | Lethality and centrality in protein networks | 2001 | Nature | 5.3K | ✓ |
| 6 | Methods in Yeast Genetics | 1988 | Bioelectrochemistry an... | 4.9K | ✕ |
| 7 | Genomic Expression Programs in the Response of Yeast Cells to ... | 2000 | Molecular Biology of t... | 4.9K | ✕ |
| 8 | Comprehensive Identification of Cell Cycle–regulated Genes of ... | 1998 | Molecular Biology of t... | 4.8K | ✕ |
| 9 | Large-scale analysis of the yeast proteome by multidimensional... | 2001 | Nature Biotechnology | 4.8K | ✕ |
| 10 | Functional organization of the yeast proteome by systematic an... | 2002 | Nature | 4.7K | ✓ |
In the News
Scientists find a weak spot in deadly fungus that shut down ...
The Arabian killifish larvae model was developed with support from an NC3Rs project grant as an alternative to using mouse and zebrafish models, which are commonly used to study interactions betwee...
Genetic switch between unicellularity and multicellularity in marine yeasts
20. Mitchison-Field, L. M. Y. et al. Unconventional cell division cycles from marine-derived yeasts.*Curr. Biol.***29**, 3439–3456 (2019).
Advances in genetic tools for metabolic engineering of non-conventional yeasts
* 1Center for Advanced Bioenergy and Bioproducts Innovation, Lawrence Berkeley National Laboratory, Berkeley, CA, United States
Connection among gut fungi, genetics and disease risk in ...
The U.S. National Institutes of Health and Penn State funded the research.
New startup Biophelion: Using fungi to produce ...
The impetus for the start-up came from the Federal Agency for Breakthrough Innovations SPRIND. The “Circular Biomanufacturing Challenge” organized by SPRIND is specifically designed to promote the ...
Code & Tools
`FunPipe`is a python library designed for efficient implementation of bioinformatic tools and pipelines for fungal genomic analysis. It contains wr...
`FunFlux` is a Snakemake workflow designed for the genome assembly and annotation of fungal short reads sequenced with Illumina technology. It also...
## Repository files navigation # Yeast-Project Prediction of _Saccharomyces cerevisiae_ fitness in different environments and cross-environment p...
MycoAI is a deep learning based (fungal ITS) taxonomic sequence classification development platform built upon the PyTorch framework. It was design...
A universal metabolic model knowledge database (pan-GEM) for current existing yeast species with genome sequence, based on which we will build the ...
Recent Preprints
Fungal genetics articles from across Nature Portfolio
Fungal genetics is the study of the mechanisms of heritable information in fungi. Yeasts and filamentous fungi are extensively used as model organisms for eukaryotic genetic research, including cel...
Genetic and environmental control of parasexual reproduction in the pathogenic Candida species
_Candida_ species are major yeast pathogens that cause both mucosal candidiasis and life-threatening invasive infections. Most _Candida_ species, including _Candida albicans_, have long been though...
Gene dosage and protein valency impact phase separation and fungal cell fate
Transcription factor (TF) networks play a central role in regulating cell fate across the tree of life, from bacteria to multicellular eukaryotes [ 1 – 3 ]. In microbial systems, transitions betwee...
Expansion of the functional genomics GRACE library reveals genes relevant for temperature-dependent fitness in Candida albicans
A small percentage of species in the fungal kingdom can cause devastating infections in humans, with**Candida albicans**reigning as a leading cause of systemic disease. One of the key virulence phe...
Genomic and physiological signatures of adaptation in pathogenic fungi
Emerging fungal pathogens have detrimental impacts on crops, animals, and humans. Despite the mounting threat of these emerging fungal pathogens, little is known about their transition from saprotr...
Latest Developments
Recent developments in fungal and yeast genetics research include advancements in genome editing and synthetic genetic circuits for microbial engineering (October 2025) (PMC), the discovery of parasex generating highly recombinant and more virulent *Candida albicans* progeny (January 2026) (Nature), and the characterization of epigenetic modifications such as symmetric DNA methylation in *Rhizopus microsporus* (April 2025) (Nature Communications). Additionally, research has explored the interaction of genetic variants activating latent metabolic pathways in yeast (August 2025) (Nature), and large-scale genome projects have expanded understanding of yeast genotype-phenotype relationships with nearly 1,086 genomes sequenced (October 2025) (Nature).
Sources
Frequently Asked Questions
What are shuttle vectors in yeast genetics?
Shuttle vectors are plasmids that replicate in both yeast and E. coli, designed for efficient DNA manipulation in Saccharomyces cerevisiae. Sikorski and Hieter (1989) created a system including YCp and transplacement vectors to generate strains with nonreverting auxotrophic mutations like his3 and trp1.
How does PCR-based gene deletion work in yeast?
PCR-based gene deletion uses primers with homology to target loci for one-step chromosomal replacement in Saccharomyces cerevisiae. Longtine et al. (1998) developed additional modules for versatile and economical modifications, cited 5434 times, without needing plasmid clones.
What is the yeast two-hybrid system?
The yeast two-hybrid system detects protein-protein interactions by linking DNA binding and activation domains. Fields and Song (1989) introduced this genetic system in Saccharomyces cerevisiae, enabling large-scale interaction mapping.
How were cell cycle genes identified in yeast?
Cell cycle-regulated genes in Saccharomyces cerevisiae were identified using DNA microarrays on synchronized cultures via α factor, elutriation, and cdc15 arrest. Spellman et al. (1998) cataloged periodic transcript levels, cited 4778 times.
What models exist for fungal genomic analysis?
FunPipe and FunFlux are python and Snakemake workflows for fungal genome assembly, annotation, and analysis from short reads. They include wrappers for popular tools and support decontamination and completeness validation.
Open Research Questions
- ? How do genetic and environmental factors control parasexual reproduction in pathogenic Candida species?
- ? What gene dosages and protein valencies drive phase separation influencing fungal cell fate?
- ? Which genes orchestrate thermal adaptation for virulence in Candida albicans at host temperatures?
- ? What genomic signatures mark transitions from saprotrophic to pathogenic lifestyles in Trichosporonales?
- ? Can genetic switches between unicellularity and multicellularity in marine yeasts be engineered for biotechnology?
Recent Trends
Field has grown to 107,177 works, with recent preprints emphasizing pathogenic yeasts: genetic control of parasexual reproduction in Candida , GRACE library revealing temperature fitness genes in C. albicans (2025), and adaptation signatures in Trichosporonales (2026).
2025News highlights genetic switches in marine yeasts for multicellularity and metabolic engineering tools for non-conventional yeasts from Lawrence Berkeley.
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