The genome of the fire ant Solenopsis invicta
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The genome of the fire ant Solenopsis invicta. / Wurm, Yannick; Wang, John; Riba-Grognuz, Oksana; Corona, Miguel; Nygaard, Sanne; Hunt, Brendan G; Ingram, Krista K; Falquet, Laurent; Nipitwattanaphon, Mingkwan; Gotzek, Dietrich; Dijkstra, Michiel B; Oettler, Jan; Comtesse, Fabien; Shih, Cheng-Jen; Wu, Wen-Jer; Yang, Chin-Cheng; Thomas, Jerome; Beaudoing, Emmanuel; Pradervand, Sylvain; Flegel, Volker; Cook, Erin D; Fabbretti, Roberto; Stockinger, Heinz; Long, Li; Farmerie, William G; Oakey, Jane; Boomsma, Jacobus J; Pamilo, Pekka; Yi, Soojin V; Heinze, Jürgen; Goodisman, Michael A D; Farinelli, Laurent; Harshman, Keith; Hulo, Nicolas; Cerutti, Lorenzo; Xenarios, Ioannis; Shoemaker, Dewayne; Keller, Laurent.
In: Proceedings of the National Academy of Sciences of the United States of America, Vol. 108, No. 14, 2011, p. 5679-84.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - The genome of the fire ant Solenopsis invicta
AU - Wurm, Yannick
AU - Wang, John
AU - Riba-Grognuz, Oksana
AU - Corona, Miguel
AU - Nygaard, Sanne
AU - Hunt, Brendan G
AU - Ingram, Krista K
AU - Falquet, Laurent
AU - Nipitwattanaphon, Mingkwan
AU - Gotzek, Dietrich
AU - Dijkstra, Michiel B
AU - Oettler, Jan
AU - Comtesse, Fabien
AU - Shih, Cheng-Jen
AU - Wu, Wen-Jer
AU - Yang, Chin-Cheng
AU - Thomas, Jerome
AU - Beaudoing, Emmanuel
AU - Pradervand, Sylvain
AU - Flegel, Volker
AU - Cook, Erin D
AU - Fabbretti, Roberto
AU - Stockinger, Heinz
AU - Long, Li
AU - Farmerie, William G
AU - Oakey, Jane
AU - Boomsma, Jacobus J
AU - Pamilo, Pekka
AU - Yi, Soojin V
AU - Heinze, Jürgen
AU - Goodisman, Michael A D
AU - Farinelli, Laurent
AU - Harshman, Keith
AU - Hulo, Nicolas
AU - Cerutti, Lorenzo
AU - Xenarios, Ioannis
AU - Shoemaker, Dewayne
AU - Keller, Laurent
PY - 2011
Y1 - 2011
N2 - Ants have evolved very complex societies and are key ecosystem members. Some ants, such as the fire ant Solenopsis invicta, are also major pests. Here, we present a draft genome of S. invicta, assembled from Roche 454 and Illumina sequencing reads obtained from a focal haploid male and his brothers. We used comparative genomic methods to obtain insight into the unique features of the S. invicta genome. For example, we found that this genome harbors four adjacent copies of vitellogenin. A phylogenetic analysis revealed that an ancestral vitellogenin gene first underwent a duplication that was followed by possibly independent duplications of each of the daughter vitellogenins. The vitellogenin genes have undergone subfunctionalization with queen- and worker-specific expression, possibly reflecting differential selection acting on the queen and worker castes. Additionally, we identified more than 400 putative olfactory receptors of which at least 297 are intact. This represents the largest repertoire reported so far in insects. S. invicta also harbors an expansion of a specific family of lipid-processing genes, two putative orthologs to the transformer/feminizer sex differentiation gene, a functional DNA methylation system, and a single putative telomerase ortholog. EST data indicate that this S. invicta telomerase ortholog has at least four spliceforms that differ in their use of two sets of mutually exclusive exons. Some of these and other unique aspects of the fire ant genome are likely linked to the complex social behavior of this species.
AB - Ants have evolved very complex societies and are key ecosystem members. Some ants, such as the fire ant Solenopsis invicta, are also major pests. Here, we present a draft genome of S. invicta, assembled from Roche 454 and Illumina sequencing reads obtained from a focal haploid male and his brothers. We used comparative genomic methods to obtain insight into the unique features of the S. invicta genome. For example, we found that this genome harbors four adjacent copies of vitellogenin. A phylogenetic analysis revealed that an ancestral vitellogenin gene first underwent a duplication that was followed by possibly independent duplications of each of the daughter vitellogenins. The vitellogenin genes have undergone subfunctionalization with queen- and worker-specific expression, possibly reflecting differential selection acting on the queen and worker castes. Additionally, we identified more than 400 putative olfactory receptors of which at least 297 are intact. This represents the largest repertoire reported so far in insects. S. invicta also harbors an expansion of a specific family of lipid-processing genes, two putative orthologs to the transformer/feminizer sex differentiation gene, a functional DNA methylation system, and a single putative telomerase ortholog. EST data indicate that this S. invicta telomerase ortholog has at least four spliceforms that differ in their use of two sets of mutually exclusive exons. Some of these and other unique aspects of the fire ant genome are likely linked to the complex social behavior of this species.
KW - Animals
KW - Ants
KW - Base Sequence
KW - Computational Biology
KW - DNA Methylation
KW - Evolution, Molecular
KW - Expressed Sequence Tags
KW - Genome, Insect
KW - Genomics
KW - Hierarchy, Social
KW - Male
KW - Molecular Sequence Data
KW - Phylogeny
KW - Receptors, Odorant
KW - Sequence Analysis, DNA
KW - Vitellogenins
U2 - 10.1073/pnas.1009690108
DO - 10.1073/pnas.1009690108
M3 - Journal article
C2 - 21282665
VL - 108
SP - 5679
EP - 5684
JO - Proceedings of the National Academy of Sciences of the United States of America
JF - Proceedings of the National Academy of Sciences of the United States of America
SN - 0027-8424
IS - 14
ER -
ID: 33796023