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How pleiotropy influences evolution of protein sequence remains unclear. The male-specific lethal (MSL) complex in Drosophila mediates dosage compensation by 2-fold upregulation of the X chromosome in males.
Aimei Dai+4 more
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Partial dosage compensation in Strepsiptera, a sister group of beetles. [PDF]
Sex chromosomes have evolved independently in many different taxa, and so have mechanisms to compensate for expression differences on sex chromosomes in males and females. Different clades have evolved vastly different ways to achieve dosage compensation,
Bachtrog, Doris, Mahajan, Shivani
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Dosage compensation in birds [PDF]
The Z and W sex chromosomes of birds have evolved independently from the mammalian X and Y chromosomes [1]. Unlike mammals, female birds are heterogametic (ZW), while males are homogametic (ZZ).
Bird, A P+4 more
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Expansion of GA Dinucleotide Repeats Increases the Density of CLAMP Binding Sites on the X-Chromosome to Promote Drosophila Dosage Compensation. [PDF]
Dosage compensation is an essential process that equalizes transcript levels of X-linked genes between sexes by forming a domain of coordinated gene expression.
Guray Kuzu+14 more
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Background In animals with XY sex chromosomes, X-linked genes from a single X chromosome in males are imbalanced relative to autosomal genes. To minimize the impact of genic imbalance in male Drosophila, there is a dosage compensation complex (MSL) that ...
Hangnoh Lee, Brian Oliver
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Compensation of Dosage-Sensitive Genes on the Chicken Z Chromosome. [PDF]
In many diploid species, sex determination is linked to a pair of sex chromosomes that evolved from a pair of autosomes. In these organisms, the degeneration of the sex-limited Y or W chromosome causes a reduction in gene dose in the heterogametic sex ...
Dessimoz, C.+3 more
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X-to-autosome expression and msl-2 transcript abundance correlate among Drosophila melanogaster somatic tissues [PDF]
In Drosophila melanogaster, the male-specific lethal (MSL) complex has been studied extensively for its role in upregulating male X-linked genes. Recent advances in high-throughput technologies have improved our understanding of how the MSL complex ...
Steven P. Vensko II, Eric A. Stone
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Incomplete sex chromosome dosage compensation in the Indian meal moth, Plodia interpunctella, based on de novo transcriptome assembly. [PDF]
Journal ArticleResearch Support, Non-U.S. Gov'tMales and females experience differences in gene dose for loci in the nonrecombining region of heteromorphic sex chromosomes. If not compensated, this leads to expression imbalances, with the homogametic sex
Harrison, PW, Mank, JE, Wedell, Nina
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Dosage compensation: X-repress yourself [PDF]
Dosage compensation in Caenorhabditis elegans involves the sex-specific recruitment to the X chromosome of a protein complex, the nature of which suggests that there are mechanistic links between chromosome segregation and global transcriptional ...
Riggs+16 more
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Dosage compensation equalizes X-linked expression between XY males and XX females. In male fruit flies, expression levels of the X-chromosome are increased approximately two-fold to compensate for their single X chromosome. In testis, dosage compensation
Evan Witt+4 more
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