Multiple chromosomal rearrangements in a hybrid zone between Littorina saxatilis ecotypes

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Multiple chromosomal rearrangements in a hybrid zone between Littorina saxatilis ecotypes. / Faria, Rui; Chaube, Pragya; Morales, Hernán E.; Larsson, Tomas; Lemmon, Alan R.; Lemmon, Emily Moriarty; Rafajlović, Marina; Panova, Marina; Ravinet, Mark; Johannesson, Kerstin; Westram, Anja M.; Butlin, Roger K.

In: Molecular Ecology, 01.12.2018.

Research output: Contribution to journal › Journal article › Research › peer-review

Harvard

Faria, R, Chaube, P, Morales, HE, Larsson, T, Lemmon, AR, Lemmon, EM, Rafajlović, M, Panova, M, Ravinet, M, Johannesson, K, Westram, AM & Butlin, RK 2018, 'Multiple chromosomal rearrangements in a hybrid zone between Littorina saxatilis ecotypes', Molecular Ecology. https://doi.org/10.1111/mec.14972

APA

Faria, R., Chaube, P., Morales, H. E., Larsson, T., Lemmon, A. R., Lemmon, E. M., Rafajlović, M., Panova, M., Ravinet, M., Johannesson, K., Westram, A. M., & Butlin, R. K. (2018). Multiple chromosomal rearrangements in a hybrid zone between Littorina saxatilis ecotypes. Molecular Ecology. https://doi.org/10.1111/mec.14972

Vancouver

Faria R, Chaube P, Morales HE, Larsson T, Lemmon AR, Lemmon EM et al. Multiple chromosomal rearrangements in a hybrid zone between Littorina saxatilis ecotypes. Molecular Ecology. 2018 Dec 1. https://doi.org/10.1111/mec.14972

Author

Faria, Rui ; Chaube, Pragya ; Morales, Hernán E. ; Larsson, Tomas ; Lemmon, Alan R. ; Lemmon, Emily Moriarty ; Rafajlović, Marina ; Panova, Marina ; Ravinet, Mark ; Johannesson, Kerstin ; Westram, Anja M. ; Butlin, Roger K. / Multiple chromosomal rearrangements in a hybrid zone between Littorina saxatilis ecotypes. In: Molecular Ecology. 2018.

Bibtex

@article{24e0fc5521174d098a6cc8cd913989a4,
title = "Multiple chromosomal rearrangements in a hybrid zone between Littorina saxatilis ecotypes",
abstract = "Both classical and recent studies suggest that chromosomal inversion polymorphisms are important in adaptation and speciation. However, biases in discovery and reporting of inversions make it difficult to assess their prevalence and biological importance. Here, we use an approach based on linkage disequilibrium among markers genotyped for samples collected across a transect between contrasting habitats to detect chromosomal rearrangements de novo. We report 17 polymorphic rearrangements in a single locality for the coastal marine snail, Littorina saxatilis. Patterns of diversity in the field and of recombination in controlled crosses provide strong evidence that at least the majority of these rearrangements are inversions. Most show clinal changes in frequency between habitats, suggestive of divergent selection, but only one appears to be fixed for different arrangements in the two habitats. Consistent with widespread evidence for balancing selection on inversion polymorphisms, we argue that a combination of heterosis and divergent selection can explain the observed patterns and should be considered in other systems spanning environmental gradients.",
author = "Rui Faria and Pragya Chaube and Morales, {Hern{\'a}n E.} and Tomas Larsson and Lemmon, {Alan R.} and Lemmon, {Emily Moriarty} and Marina Rafajlovi{\'c} and Marina Panova and Mark Ravinet and Kerstin Johannesson and Westram, {Anja M.} and Butlin, {Roger K.}",
year = "2018",
month = dec,
day = "1",
doi = "10.1111/mec.14972",
language = "Udefineret/Ukendt",
journal = "Molecular Ecology",
issn = "0962-1083",
publisher = "Wiley-Blackwell",

}

RIS

TY - JOUR

T1 - Multiple chromosomal rearrangements in a hybrid zone between Littorina saxatilis ecotypes

AU - Faria, Rui

AU - Chaube, Pragya

AU - Morales, Hernán E.

AU - Larsson, Tomas

AU - Lemmon, Alan R.

AU - Lemmon, Emily Moriarty

AU - Rafajlović, Marina

AU - Panova, Marina

AU - Ravinet, Mark

AU - Johannesson, Kerstin

AU - Westram, Anja M.

AU - Butlin, Roger K.

PY - 2018/12/1

Y1 - 2018/12/1

N2 - Both classical and recent studies suggest that chromosomal inversion polymorphisms are important in adaptation and speciation. However, biases in discovery and reporting of inversions make it difficult to assess their prevalence and biological importance. Here, we use an approach based on linkage disequilibrium among markers genotyped for samples collected across a transect between contrasting habitats to detect chromosomal rearrangements de novo. We report 17 polymorphic rearrangements in a single locality for the coastal marine snail, Littorina saxatilis. Patterns of diversity in the field and of recombination in controlled crosses provide strong evidence that at least the majority of these rearrangements are inversions. Most show clinal changes in frequency between habitats, suggestive of divergent selection, but only one appears to be fixed for different arrangements in the two habitats. Consistent with widespread evidence for balancing selection on inversion polymorphisms, we argue that a combination of heterosis and divergent selection can explain the observed patterns and should be considered in other systems spanning environmental gradients.

AB - Both classical and recent studies suggest that chromosomal inversion polymorphisms are important in adaptation and speciation. However, biases in discovery and reporting of inversions make it difficult to assess their prevalence and biological importance. Here, we use an approach based on linkage disequilibrium among markers genotyped for samples collected across a transect between contrasting habitats to detect chromosomal rearrangements de novo. We report 17 polymorphic rearrangements in a single locality for the coastal marine snail, Littorina saxatilis. Patterns of diversity in the field and of recombination in controlled crosses provide strong evidence that at least the majority of these rearrangements are inversions. Most show clinal changes in frequency between habitats, suggestive of divergent selection, but only one appears to be fixed for different arrangements in the two habitats. Consistent with widespread evidence for balancing selection on inversion polymorphisms, we argue that a combination of heterosis and divergent selection can explain the observed patterns and should be considered in other systems spanning environmental gradients.

U2 - 10.1111/mec.14972

DO - 10.1111/mec.14972

M3 - Tidsskriftartikel

JO - Molecular Ecology

JF - Molecular Ecology

SN - 0962-1083

ER -

ID: 246094872