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- W617256996 abstract "Sex chromosomes are useful for the study of how factors such as mutation, selection, recombination and effective population size affect diversity and divergence.A comparison of gametologous introns in seven different bird species revealed a complete lack of diversity on the female-specific W chromosome. In contrast, Z had at least one segregating site in all examined species. This can be explained by the lower mutation rate and lower effective population size of W but also suggests that selection affects diversity levels on the non-recombining W chromosome.In a diverse set of chicken breeds, the Z chromosome showed reduced diversity compared to autosomes and significant heterogeneity in levels of variation. High variance in male reproductive success, leading to a reduced Z chromosome effective population size, can partly explain this observation. In addition, we suggest that selective sweeps frequently act on the Z chromosome and are responsible for a significant part of the observed Z reduction. Differences in the mutation rate of Z and W chromosome sequences indicate that the time spent in male germ line is important for the mutation rate, but does not exclude a specifically reduced mutation rate on the Z chromosome. Estimates of mutation rate in autosomal, Z- and W-linked chicken and turkey sequences indicate a slight reduction in the rate on Z. However, due to rate heterogeneity among introns this reduction is not significant and we cannot exclude male biased mutation as the single cause of rate variation between the chromosomal classes.Analysis of indel mutation rates in avian and mammalian gametologous introns show frequent occurrence of indels on both W and Y, excluding meiotic recombination as the only source of this type of mutation. The different indel rate patterns in birds (Z>W) and mammals (X=Y) suggest that indels are caused by both replication and recombination." @default.
- W617256996 created "2016-06-24" @default.
- W617256996 creator A5086309232 @default.
- W617256996 date "2003-01-01" @default.
- W617256996 modified "2023-09-28" @default.
- W617256996 title "Mutation and Diversity in Avian Sex Chromosomes" @default.
- W617256996 cites W1482523807 @default.
- W617256996 cites W1492981151 @default.
- W617256996 cites W1495499445 @default.
- W617256996 cites W1495632409 @default.
- W617256996 cites W1499944371 @default.
- W617256996 cites W1502061430 @default.
- W617256996 cites W1502636436 @default.
- W617256996 cites W1510611530 @default.
- W617256996 cites W1517914487 @default.
- W617256996 cites W1523562895 @default.
- W617256996 cites W1562825769 @default.
- W617256996 cites W1566107011 @default.
- W617256996 cites W1606387712 @default.
- W617256996 cites W1615728431 @default.
- W617256996 cites W1759712244 @default.
- W617256996 cites W1805124894 @default.
- W617256996 cites W1863643864 @default.
- W617256996 cites W1900500601 @default.
- W617256996 cites W1925508000 @default.
- W617256996 cites W1937597933 @default.
- W617256996 cites W1939885667 @default.
- W617256996 cites W1947714123 @default.
- W617256996 cites W1960821792 @default.
- W617256996 cites W1964945206 @default.
- W617256996 cites W1965881002 @default.
- W617256996 cites W1966742570 @default.
- W617256996 cites W1968502290 @default.
- W617256996 cites W1975620241 @default.
- W617256996 cites W1975807879 @default.
- W617256996 cites W1976964926 @default.
- W617256996 cites W1977541555 @default.
- W617256996 cites W1978075940 @default.
- W617256996 cites W1979773309 @default.
- W617256996 cites W1984104678 @default.
- W617256996 cites W1984455464 @default.
- W617256996 cites W1984470203 @default.
- W617256996 cites W1988794993 @default.
- W617256996 cites W1993878841 @default.
- W617256996 cites W1994058871 @default.
- W617256996 cites W1995852362 @default.
- W617256996 cites W1998646180 @default.
- W617256996 cites W1999751852 @default.
- W617256996 cites W1999908089 @default.
- W617256996 cites W1999982742 @default.
- W617256996 cites W2001387854 @default.
- W617256996 cites W2002758933 @default.
- W617256996 cites W2005998812 @default.
- W617256996 cites W2007346530 @default.
- W617256996 cites W2011803031 @default.
- W617256996 cites W2013771645 @default.
- W617256996 cites W2014673667 @default.
- W617256996 cites W2015094302 @default.
- W617256996 cites W2017470782 @default.
- W617256996 cites W2020789006 @default.
- W617256996 cites W2021998028 @default.
- W617256996 cites W2023138117 @default.
- W617256996 cites W2023952586 @default.
- W617256996 cites W2024827846 @default.
- W617256996 cites W2025560072 @default.
- W617256996 cites W2026986697 @default.
- W617256996 cites W2027318023 @default.
- W617256996 cites W2028248904 @default.
- W617256996 cites W2028368615 @default.
- W617256996 cites W2029414361 @default.
- W617256996 cites W2029838345 @default.
- W617256996 cites W2034078054 @default.
- W617256996 cites W2034105248 @default.
- W617256996 cites W2035810455 @default.
- W617256996 cites W2036729517 @default.
- W617256996 cites W2040657452 @default.
- W617256996 cites W2041358828 @default.
- W617256996 cites W2041922986 @default.
- W617256996 cites W2041993291 @default.
- W617256996 cites W2042723151 @default.
- W617256996 cites W2042903453 @default.
- W617256996 cites W2043257286 @default.
- W617256996 cites W2043304289 @default.
- W617256996 cites W2043335903 @default.
- W617256996 cites W2044961839 @default.
- W617256996 cites W2047318027 @default.
- W617256996 cites W2048028231 @default.
- W617256996 cites W2049532708 @default.
- W617256996 cites W2050268966 @default.
- W617256996 cites W2050669549 @default.
- W617256996 cites W2056053108 @default.
- W617256996 cites W2059178206 @default.
- W617256996 cites W2059500939 @default.
- W617256996 cites W2059916543 @default.
- W617256996 cites W2060090281 @default.
- W617256996 cites W2060614906 @default.
- W617256996 cites W2061008984 @default.
- W617256996 cites W2062220010 @default.
- W617256996 cites W2062729271 @default.
- W617256996 cites W2062848785 @default.