Mating-type loci
Genomic and Population Analyses of the Mating Type Loci in Coccidioides Species Reveal Evidence for Sexual Reproduction and Gene Acquisition
... Strains. Coccidioides strains from a variety of sources were analyzed for the presence of mating type loci. Details of the 436 strains are listed in Table S1 in the supplemental material. A total of ...
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Evolutionary Dynamics of Mating-Type Loci of Mycosphaerella spp. Occurring on Banana
... fused mating- type loci from genomic DNA isolated from other Mycospha- erella species occurring on banana, ...these loci is restricted to a monophyletic clade of Mycosphaerella ...fusion ...
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Mating Type Loci of Sporisorium reilianum: Novel Pattern with Three a and Multiple b Specificities
... the mating type loci were SRZ1 (a1b1), SRZ2 (a2b2), SRZ3 (a1b2) SRZ4 (a2b1), SRZCXII2 (a3b1), SRZCXI1 (a3b2), SRZCXI2 (a3b3), SRZSAW11 (a1b4), and SRZSAW21 ...
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Morphology, taxonomy and mating-type loci in natural populations of Volvox carteri in Taiwan
... female type was composed of 13 Taiwanese strains and Eve, which shared the presence of five female-spe- cific genes and MAT3f and the absence of two male- specific genes and male types of two sex-based divergent ...
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DNA Sequence Characterization and Molecular Evolution of MAT1 and MAT2 Mating-Type Loci of the Self-Compatible Ascomycete Mold Neosartorya fischeri
... from phylogenetic studies of the section Fumigati, combined with results from later genome analyses, suggest that ho- mothallism is the ancestral state of the section Fumigati and the aspergilli as a whole (13, 14). ...
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SUM1, AN APPARENT POSITIVE REGULATOR OF THE CRYPTIC MATING-TYPE LOCI IN SACCHAROMYCES CEREVISIAE
... specifically affects the activity or expression of the a1 gene product. Accordingly, in the a a a marl suml strain, the expression of all cassettes may be reduced [r] ...
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The clr1 locus regulates the expression of the cryptic mating-type loci of fission yeast.
... chromosome ZZ and localized the mutated locus be- tween adel and top1 (Table 2; Figure 4). clrl mutations allow transcription of the cryptic loci: Mating and meiosis is[r] ...
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A SUPPRESSOR OF MATING-TYPE LOCUS MUTATIONS IN SACCHAROMYCES CEREVISIAE: EVIDENCE FOR AND IDENTIFICATION OF CRYPTIC MATING-TYPE LOCI
... The ability of sirl-I to supply all functions necessary for mating and sporulation and its effects in a cells are explained by proposing that sirl-I allows expression o[r] ...
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Mutations in rik1, clr2, clr3 and clr4 genes asymmetrically derepress the silent mating-type loci in fission yeast.
... A gray iodine staining phenotype of clr mutants: Cells of hgo strains frequently switch their mating-type by transposition of P and M genes from the silent mating-typ[r] ...
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The Pheromone Cell Signaling Components of the Ustilago a Mating-Type Loci Determine Intercompatibility Between Species
... hordei a1 locus harbors at least one additional gene, the pheromone gene Uhmfal, and we show that this gene and the Uhpral gene code for cell signaling compo- nents t[r] ...
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Genetic mapping and non-Mendelian segregation of mating type loci in the oomycete, Phytophthora infestans.
... Thirteen loci linked to the A1 and A2 mating types were initially identified by bulked segregant analysis using random amplified polymorphic DNA markers (RAPDs) and subsequently[r] ...
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Hyperactivation of the Silencing Proteins, Sir2p and Sir3p, Causes Chromosome Loss
... Overexpression of SIR2 or SZR.3 is toxic: Deletion of SIR2, SIR.3, or SIR4 leads to an identical phenotype in which the silent mating type loci are fully derepressed, [r] ...
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Telomere-mediated plasmid segregation in Saccharomyces cerevisiae involves gene products required for transcriptional repression at silencers and telomeres.
... Sir2, Sir3 and Sir4 are required for the transcriptional repression of genes located at the silent mating type loci ( H M L and H M R ) and at telomeres (telomere pos[r] ...
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Three Mating Type-Like Loci in Candida glabrata
... clear whether the hybridizable MTLa1 transcript identified in Northern blots or the 5⬘-RACE product represents the trans- latable mRNA. Interestingly, MATa1, the homolog of MTLa1, has no known function in haploid a cells ...
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Identification of the species Parastagonospora dactylidis on poaceous plants in Iran
... Today, there are many deficiencies and problems of morphological taxonomy that have been solved using molecular techniques. Because of the overlapping observed in the morphological systematic studies within the genus, ...
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A Unique Class of Conditional sir2 Mutants Displays Distinct Silencing Defects in Saccharomyces cerevisiae
... HM loci are distinct in that they at least three loci are subject to silencing: telomeres, the normally appear completely ...silent mating-type loci (HMR and HML, the HM loci), ...
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Evolution of the Bipolar Mating System of the Mushroom Coprinellus disseminatus From Its Tetrapolar Ancestors Involves Loss of Mating-Type-Specific Pheromone Receptor Function
... the mating-type genes allows a reassessment of the manner in which a bipolar mating system might evolve from a tetrapolar ...mutant mating types of ...B mating type of ...A ...
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Integrative Activity of Mating Loci, Environmentally Responsive Genes, and Secondary Metabolism Pathways during Sexual Development of Chaetomium globosum
... on mating activity in fungi has primarily focused on mating-type genes and their evolution ...two mating types are required for successful crossing and subsequent sexual development ...of ...
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MATING TYPE DETERMINATION IN VARIETY 8, TETRAHYMENA PYRIFORMIS
... Excluding the rare appearance of unexpected offspring of mating type I1 and selfers, the breeding results presented support strongly the hypothesis that mating type is ordinarily d[r] ...
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MUTANTS OF SEXUAL MATURITY IN PARAMECIUM CAUDATUM SELECTED BY ERYTHROMYCIN RESISTANCE
... If such progeny have a dominant early mature gene, the cells from the mating-type V cytoplasmic parent would show mating reactivity as mating type VI in a few fissions afte[r] ...
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