Differential Gene Expression between Fungal Mating Types Is Associated with Sequence Degeneration [PDF]
Abstract Degenerative mutations in non-recombining regions, such as in sex chromosomes, may lead to differential expression between alleles if mutations occur stochastically in one or the other allele. Reduced allelic expression due to degeneration has indeed been suggested to occur in various sex-chromosome systems.
Michael E Hood +3 more
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Sexual reproduction is a ubiquitous, ancient eukaryotic trait. While most sexual organisms have to find a mating partner, species as diverse as animals, plants, and fungi have evolved the ability to reproduce sexually without requiring another individual.
Andrew Ryan Passer +11 more
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Genetic basis of self-incompatibility in the lichen-forming fungus Lobaria pulmonaria and skewed frequency distribution of mating-type idiomorphs: implications for conservation. [PDF]
Fungal populations that reproduce sexually are likely to be genetically more diverse and have a higher adaptive potential than asexually reproducing populations.
Garima Singh +4 more
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DNA loss at the Ceratocystis fimbriata mating locus results in self-sterility. [PDF]
Fungi have evolved a remarkable diversity of reproductive strategies. Some of these, most notably those of the model fungi, have been well studied but others are poorly understood.
P Markus Wilken +4 more
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Large regions of suppressed recombination having extended over time occur in many organisms around genes involved in mating compatibility (sex-determining or mating-type genes).
Tezenas, Emilie +3 more
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The mating-type chromosome in the filamentous ascomycete Neurospora tetrasperma represents a model for early evolution of sex chromosomes. [PDF]
We combined gene divergence data, classical genetics, and phylogenetics to study the evolution of the mating-type chromosome in the filamentous ascomycete Neurospora tetrasperma.
Audrius Menkis +3 more
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Shifting fungal reproductive mode by manipulation of mating type genes: obligatory heterothallism of Gibberella zeae [PDF]
SummaryFungi capable of sexual reproduction use heterothallic (self‐sterile) or homothallic (self‐fertile) mating strategies. In most ascomycetes, a single mating type locus, MAT, with two alternative forms (MAT1‐1 and MAT1‐2) called idiomorphs, controls mating ability.
Jungkwan, Lee +4 more
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The Cryptococcus neoformans STE11α gene is similar to other fungal mitogen‐activated protein kinase kinase kinase (MAPKKK) genes but is mating type specific [PDF]
Partial sequence analysis of the Cryptococcus neoformans MATα mating type locus revealed the presence of a gene with substantial sequence similarity to other fungal mitogen‐activated protein (MAP) kinase kinase kinase (MAPKKK) genes. The C. neoformans gene, designated STE11α, showed the highest degree of similarity to the Neurospora crassa nrc‐1 ...
D L, Clarke +4 more
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Autophagy Regulates Fungal Virulence and Sexual Reproduction in Cryptococcus neoformans
Autophagy (macroautophagy) is an evolutionarily conserved degradation pathway involved in bulk degradation of cytoplasmic organelles, old protein, and other macromolecules and nutrient recycling during starvation.
Su-Ting Jiang +10 more
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Virulence attributes and hyphal growth of C. neoformans are quantitative traits and the MATalpha allele enhances filamentation. [PDF]
Cryptococcus neoformans is a fungal human pathogen with a bipolar mating system. It undergoes a dimorphic transition from a unicellular yeast to hyphal filamentous growth during mating and monokaryotic fruiting. The traditional sexual cycle that leads to
Xiaorong Lin +3 more
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