Conservative route to genome compaction in a miniature annelid
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Conservative route to genome compaction in a miniature annelid. / Martín-Durán, José M.; Vellutini, Bruno C.; Marlétaz, Ferdinand; Cetrangolo, Viviana; Cvetesic, Nevena; Thiel, Daniel; Henriet, Simon; Grau-Bové, Xavier; Carrillo-Baltodano, Allan M.; Gu, Wenjia; Kerbl, Alexandra; Marquez, Yamile; Bekkouche, Nicolas; Chourrout, Daniel; Gómez-Skarmeta, Jose Luis; Irimia, Manuel; Lenhard, Boris; Worsaae, Katrine; Hejnol, Andreas.
In: Nature Ecology and Evolution, Vol. 5, No. 2, 2021, p. 231-242.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Conservative route to genome compaction in a miniature annelid
AU - Martín-Durán, José M.
AU - Vellutini, Bruno C.
AU - Marlétaz, Ferdinand
AU - Cetrangolo, Viviana
AU - Cvetesic, Nevena
AU - Thiel, Daniel
AU - Henriet, Simon
AU - Grau-Bové, Xavier
AU - Carrillo-Baltodano, Allan M.
AU - Gu, Wenjia
AU - Kerbl, Alexandra
AU - Marquez, Yamile
AU - Bekkouche, Nicolas
AU - Chourrout, Daniel
AU - Gómez-Skarmeta, Jose Luis
AU - Irimia, Manuel
AU - Lenhard, Boris
AU - Worsaae, Katrine
AU - Hejnol, Andreas
N1 - Publisher Correction: Conservative route to genome compaction in a miniature annelid DOI: 10.1038/s41559-020-01366-z
PY - 2021
Y1 - 2021
N2 - The causes and consequences of genome reduction in animals are unclear because our understanding of this process mostly relies on lineages with often exceptionally high rates of evolution. Here, we decode the compact 73.8-megabase genome of Dimorphilus gyrociliatus, a meiobenthic segmented worm. The D. gyrociliatus genome retains traits classically associated with larger and slower-evolving genomes, such as an ordered, intact Hox cluster, a generally conserved developmental toolkit and traces of ancestral bilaterian linkage. Unlike some other animals with small genomes, the analysis of the D. gyrociliatus epigenome revealed canonical features of genome regulation, excluding the presence of operons and trans-splicing. Instead, the gene-dense D. gyrociliatus genome presents a divergent Myc pathway, a key physiological regulator of growth, proliferation and genome stability in animals. Altogether, our results uncover a conservative route to genome compaction in annelids, reminiscent of that observed in the vertebrate Takifugu rubripes.
AB - The causes and consequences of genome reduction in animals are unclear because our understanding of this process mostly relies on lineages with often exceptionally high rates of evolution. Here, we decode the compact 73.8-megabase genome of Dimorphilus gyrociliatus, a meiobenthic segmented worm. The D. gyrociliatus genome retains traits classically associated with larger and slower-evolving genomes, such as an ordered, intact Hox cluster, a generally conserved developmental toolkit and traces of ancestral bilaterian linkage. Unlike some other animals with small genomes, the analysis of the D. gyrociliatus epigenome revealed canonical features of genome regulation, excluding the presence of operons and trans-splicing. Instead, the gene-dense D. gyrociliatus genome presents a divergent Myc pathway, a key physiological regulator of growth, proliferation and genome stability in animals. Altogether, our results uncover a conservative route to genome compaction in annelids, reminiscent of that observed in the vertebrate Takifugu rubripes.
UR - https://doi.org/10.1038/s41559-020-01366-z
U2 - 10.1038/s41559-020-01327-6
DO - 10.1038/s41559-020-01327-6
M3 - Journal article
C2 - 33199869
AN - SCOPUS:85096051868
VL - 5
SP - 231
EP - 242
JO - Nature Ecology & Evolution
JF - Nature Ecology & Evolution
SN - 2397-334X
IS - 2
ER -
ID: 252679447