Skip to content
Home
About Us
Resources
Profiles Metrics
Authors Directory
Institutions Directory
Top Authors
Top Institutions
Top Sponsors
AI Digest
Contact Us
Menu
Home
About Us
Resources
Profiles Metrics
Authors Directory
Institutions Directory
Top Authors
Top Institutions
Top Sponsors
AI Digest
Contact Us
Home
About Us
Resources
Profiles Metrics
Authors Directory
Institutions Directory
Top Authors
Top Institutions
Top Sponsors
AI Digest
Contact Us
Menu
Home
About Us
Resources
Profiles Metrics
Authors Directory
Institutions Directory
Top Authors
Top Institutions
Top Sponsors
AI Digest
Contact Us
Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
The Phaeodactylum genome reveals the evolutionary history of diatom genomes
Nature, Volume 456, No. 7219, Year 2008
Notification
URL copied to clipboard!
Description
Diatoms are photosynthetic secondary endosymbionts found throughout marine and freshwater environments, and are believed to be responsible for around one-fifth of the primary productivity on Earth. The genome sequence of the marine centric diatom Thalassiosira pseudonana was recently reported, revealing a wealth of information about diatom biology. Here we report the complete genome sequence of the pennate diatom Phaeodactylum tricornutum and compare it with that of T. pseudonana to clarify evolutionary origins, functional significance and ubiquity of these features throughout diatoms. In spite of the fact that the pennate and centric lineages have only been diverging for 90 million years, their genome structures are dramatically different and a substantial fraction of genes (<40%) are not shared by these representatives of the two lineages. Analysis of molecular divergence compared with yeasts and metazoans reveals rapid rates of gene diversification in diatoms. Contributing factors include selective gene family expansions, differential losses and gains of genes and introns, and differential mobilization of transposable elements. Most significantly, we document the presence of hundreds of genes from bacteria. More than 300 of these gene transfers are found in both diatoms, attesting to their ancient origins, and many are likely to provide novel possibilities for metabolite management and for perception of environmental signals. These findings go a long way towards explaining the incredible diversity and success of the diatoms in contemporary oceans. ©2008 Macmillan Publishers Limited. All rights reserved.
Authors & Co-Authors
Bowler, Chris P.
France, Roscoff
Adaptation et Diversité en Milieu Marin
Italy, Naples
Stazione Zoologica Anton Dohrn
Allen, Andrew E.
France, Roscoff
Adaptation et Diversité en Milieu Marin
United States, Rockville
J. Craig Venter Institute
Badger, Jonathan H.
United States, Rockville
J. Craig Venter Institute
Grimwood, Jane
United States, Palo Alto
Stanford University
Jabbari, Kamel
France, Roscoff
Adaptation et Diversité en Milieu Marin
Kuo, Alan
United States, Berkeley
U.s. Department of Energy Joint Genome Institute
Martens, Cindy
Belgium, Ghent
Vlaams Instituut Voor Biotechnologie
Maumus, Florian
France, Roscoff
Adaptation et Diversité en Milieu Marin
Otillar, Robert P.
United States, Berkeley
U.s. Department of Energy Joint Genome Institute
Salamov, Asaf A.
United States, Berkeley
U.s. Department of Energy Joint Genome Institute
Vandepoele, Klaas
Belgium, Ghent
Vlaams Instituut Voor Biotechnologie
Gruber, Ansgar
Germany, Konstanz
Universität Konstanz
Katinka, Michaël Doron
France, Evry
Génomique Métabolique
Mock, Thomas
United States, Seattle
University of Washington
United Kingdom, Norwich
University of East Anglia
Valentin, Klaus Ulrich
Germany, Bremerhaven
Alfred-wegener-institut Helmholtz-zentrum Für Polar- Und Meeresforschung
Brownlee, Colin
United Kingdom, Plymouth
Marine Biological Association
Detter, John Chris
United States, Berkeley
U.s. Department of Energy Joint Genome Institute
Falciatore, Angela
Italy, Naples
Stazione Zoologica Anton Dohrn
Jiroutová, Kateřina
Czech Republic, Ceske Budejovice
Jihočeská Univerzita V Českých Budějovicích
Joubert, Yolaine
France, Nantes
Institut Des Substances et Organismes de la Mer
Kroth, Peter G.
Germany, Konstanz
Universität Konstanz
LaRoche, Julie
Germany, Kiel
Geomar - Helmholtz-zentrum Für Ozeanforschung Kiel
Lindquist, Erika A.
United States, Berkeley
U.s. Department of Energy Joint Genome Institute
Martin-Jézéquel, Véronique
France, Nantes
Institut Des Substances et Organismes de la Mer
Lopez, Pascal Jean
France, Roscoff
Adaptation et Diversité en Milieu Marin
Lucas, Susan L.
United States, Berkeley
U.s. Department of Energy Joint Genome Institute
Médlin, Linda K.
Germany, Bremerhaven
Alfred-wegener-institut Helmholtz-zentrum Für Polar- Und Meeresforschung
United Kingdom, Plymouth
Marine Biological Association
Montsant, Anton
France, Roscoff
Adaptation et Diversité en Milieu Marin
Italy, Naples
Stazione Zoologica Anton Dohrn
Oborník, Miroslav
Czech Republic, Ceske Budejovice
Jihočeská Univerzita V Českých Budějovicích
Parker, Micaela Schnitzler
United States, Seattle
University of Washington
Petit, Jean Louis
France, Evry
Génomique Métabolique
Porcel, Betina M.
France, Evry
Génomique Métabolique
Rychlewski, Leszek
Unknown Affiliation
Schmutz, Jeremy
United States, Palo Alto
Stanford University
Stanley, Michele S.
United Kingdom, Oban
The Scottish Association for Marine Science
Vardi, Assaf
France, Roscoff
Adaptation et Diversité en Milieu Marin
United States, New Brunswick
Department of Marine and Coastal Sciences
Vyverman, Wim G.
Belgium, Ghent
Universiteit Gent
Wyrwicz, Lucjan Stanisław
Unknown Affiliation
Rokhsar, Daniel S.
United States, Berkeley
U.s. Department of Energy Joint Genome Institute
Weissenbach, Jean S.
France, Evry
Génomique Métabolique
Armbrust, E. Virginia
United States, Seattle
University of Washington
Green, Beverley R.
Canada, Vancouver
The University of British Columbia
Van de Peer, Y.
Belgium, Ghent
Vlaams Instituut Voor Biotechnologie
Grigoriev, Igor V.
United States, Berkeley
U.s. Department of Energy Joint Genome Institute
Statistics
Citations: 1,494
Authors: 44
Affiliations: 30
Identifiers
Doi:
10.1038/nature07410
ISSN:
14764679
Research Areas
Genetics And Genomics