VELEBA, Adam, Petr BUREŠ, Lubomír ADAMEC, Petr ŠMARDA, Ivana LIPNEROVÁ and Lucie HOROVÁ. Genome size and genomic GC content evolution in the miniature genome-sized family Lentibulariaceae. New Phytologist. Blackwell Science, 2014, vol. 203, No 1, p. 22-28. ISSN 0028-646X. Available from: https://dx.doi.org/10.1111/nph.12790.
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Basic information
Original name Genome size and genomic GC content evolution in the miniature genome-sized family Lentibulariaceae
Authors VELEBA, Adam (203 Czech Republic, guarantor, belonging to the institution), Petr BUREŠ (203 Czech Republic, belonging to the institution), Lubomír ADAMEC (203 Czech Republic), Petr ŠMARDA (203 Czech Republic, belonging to the institution), Ivana LIPNEROVÁ (203 Czech Republic, belonging to the institution) and Lucie HOROVÁ (203 Czech Republic, belonging to the institution).
Edition New Phytologist, Blackwell Science, 2014, 0028-646X.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10611 Plant sciences, botany
Country of publisher United States of America
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 7.672
RIV identification code RIV/00216224:14310/14:00073584
Organization unit Faculty of Science
Doi http://dx.doi.org/10.1111/nph.12790
UT WoS 000336970200006
Keywords in English Lentibulariaceae; genome size evolution; genome miniaturization; genomic DNA base composition; GC content; flow cytometry; carnivorous plants; genomic models
Tags AKR
Tags International impact, Reviewed
Changed by Changed by: prof. RNDr. Petr Bureš, Ph.D., učo 2635. Changed: 13/3/2018 10:43.
Abstract
• Lentibulariaceae contains species with the smallest genome size in tracheophytes, yet data are available only for 8% of its species. This prevents understanding of the history of miniaturization events and their possible reasons. Nothing is known about the variation of genomic DNA base composition. • Genome size and genomic GC content were analyzed with flow cytometry in 119 Lentibulariaceae species. The evolution of both parameters and their correspondence with several ecological traits was tested by sequence-based phylogeny. • Genome size ranged from 1C=73 to 1C=1471 Mbp, with 19 species found to be smaller than Arabidopsis. Miniaturizations have a long history in Utricularia; they also accompany the evolution of Genlisea and two species of Pinguicula. The absence of correlation between genomic parameters and ecological variables suggests that the driving forces of miniaturization are of intrinsic nature. Genome size dynamics associates with extreme variation of GC contents (34.0%–45.1%), being the highest among tracheophyte families. The extremely low GC contents, however, must clearly have evolved with contributions from processes other than sole DNA removal. • The extreme dynamics of Lentibulariaceae genomes provides a unique opportunity for studying genome miniaturization and GC content variation. Hopefully, our study will facilitate the selection of proper model species.
Links
GAP506/11/0890, research and development projectName: Evoluce kompozice DNA bazí u vyšších rostlin (Acronym: GCobsah)
Investor: Czech Science Foundation
GA13-29362S, research and development projectName: Evoluce holocentrických chromosomů (Acronym: EvoHolo)
Investor: Czech Science Foundation
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