Meiotic gene conversion
Mitotic and meiotic gene conversion of Ty elements and other insertions in Saccharomyces cerevisiae.
... Our conclusions from this study are: (1) meiotic gene conversion of T y insertions at some loci tend to duplicate the T y element, (2) mitotic gene conversion events i[r] ...
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MEIOTIC GENE CONVERSION MUTANTS IN SACCHAROMYCES CEREVISIAE. I. ISOLATION AND CHARACTERIZATION OF pms1-1 AND pms1-2
... T h e three exceptional tetrads probably repre- sent examples of phenotypic overlap (see MATERIALS AND METHODS) or gene conversions. Thus, the mutator phenotype probabl[r] ...
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Length and distribution of meiotic gene conversion tracts and crossovers in Saccharomyces cerevisiae.
... Sal1 or NdeI site relative to that for the NcoI site. For these reasons, we suggest that conversion tracts identified as being associated with a crossover are not [r] ...
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Meiotic Gene Conversion and Crossing Over Between Dispersed Homologous Sequences Occurs Frequently in Saccharomyces cerevisiae
... Location affects the frequency of allelic meiotic recombination: To assess the effect of flanking se- quences on allelic meiotic recombination between leu2-K and leu2[r] ...
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Meiotic gene conversion tract length distribution within the rosy locus of Drosophila melanogaster.
... Employing extensive coconversion data for selected and unselected sites of known molecular location in the rosy locus of Drosophila melanogaster, we determine the p[r] ...
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CYS3, a Hotspot of Meiotic Recombination in Saccharomyces cerevisiae: Effects of Heterozygosity and Mismatch Repair Functions on Gene Conversion and Recombination Intermediates
... examined meiotic recombination at the CYS3 ...of meiotic gene conversion, with a putative 59–39 polarity gradient of conversion ...in meiotic recombination, we performed a ...
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Activation of an Alternative, Rec12 (Spo11)-Independent Pathway of Fission Yeast Meiotic Recombination in the Absence of a DNA Flap Endonuclease
... Three previous studies more directly implicate ss le- sions as initiators of recombination. First, high-frequency meiotic gene conversion at the mat1 locus of S. pombe depends on the presence of a ...
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The Drosophila meiotic recombination gene mei-9 encodes a homologue of the yeast excision repair protein Rad1.
... [mutations in radl6do not affect the level of meiotic gene conversion (SCHMIDT et al. 1987); however, their effects on meiotic exchange have not been reported.] The finding [r] ...
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HOP1: a yeast meiotic pairing gene.
... The data presented in this re- port demonstrate that hopl mutants are indeed defec- tive in both meiotic gene conversion and reciprocal exchange between homologs, but that[r] ...
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A Role for DNA Polymerase δ in Gene Conversion and Crossing Over During Meiosis in Saccharomyces cerevisiae
... in meiotic gene conversion identified a novel allele of the POL3 ...of meiotic gene conversion tracts and a decrease in crossing ...
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GENE CONVERSION OF CYSTEINE MUTANTS IN NEUROSPORA
... In such a situation, only a small fraction of the double switches would be so placed as to completely extirpate the mutant region of cys-t, while the removal of cys-c would be [r] ...
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The mac1 Gene: Controlling the Commitment to the Meiotic Pathway in Maize
... The multiple MMCs in each mutant ovule developed from archesporial cells derived directly from multiple hypodermal cells: Sectioning of normal ovules early in their[r] ...
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Infrequent Co-conversion of Markers Flanking a Meiotic Recombination Initiation Site in Saccharomyces cerevisiae
... a meiotic culture of MJL2961, a rad50S strain homozygous for the insertion at ...from meiotic cells, using electrophoresis condi- tions and a probe (YCL075w) to reveal DSBs on the left arm of chromosome ...
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Mechanisms of gene conversion in Saccharomyces cerevisiae.
... Distinction between conversion in GI and conversion in Gn; the homoallelic/heteroallelic test: T o paraphrase ESPOSITO (1978) in our context, the white sectors of the re[r] ...
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Understanding the contrasting spatial haplotype patterns of malaria protective β globin polymorphisms
... recent human evolution. Here we have shown that their differing selec- tive sweep patterns may be just as much a product of different demo- graphic conditions as they are of different mutation rates. Our results also ...
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Two Genes Required for Meiotic Recombination in Drosophila Are Expressed From a Dicistronic Message
... unidentified meiotic recombination gene, ...the meiotic recombination ...of meiotic recombination are epistatic to mutations in mei-41 and ...
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Genetic and molecular analysis of the SOE1 gene: a tRNA(3Glu) missense suppressor of yeast cdc8 mutations.
... In this report, we describe a genetic and molecular characterization of the SOEl suppressor and an analysis of the effect of cdc8 gene dosage on mitotic, meiotic and mit[r] ...
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Meiotic Recombination Between Paralogous RBCSB Genes on Sister Chromatids of Arabidopsis thaliana
... the meiotic recombination resolution sites: To confirm that the Luc ⫹ plants contained chime- ric RBCSB genes, chimeric RBCSB::LUC alleles were se- quenced from 25 independent Luc ⫹ lines representing all eight ...
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Phylogenetic Approaches for Quantifying Interlocus Gene Conversion
... Whereas gene duplication and loss events shape the evolutionary history of entire sequences in a multigene family, IGC events further partition the sequence sites of a multigene family into regions that have ...
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MOLECULAR ASPECTS OF GENETIC EXCHANGE AND GENE CONVERSION
... HURST, FOGEL and MORTIMER (1972) demonstrated that half of all conversion events are associated with crossing over. Amongst 549 conversions, 268 were recombinant for outs[r] ...
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