Toward molecular trait-based ecology through integration of biogeochemical, geographical and metagenomic data
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Toward molecular trait-based ecology through integration of biogeochemical, geographical and metagenomic data. / Raes, Jeroen; Letunic, Ivica; Yamada, Takuji; Jensen, Lars Juhl; Bork, Peer.
In: Molecular Systems Biology, Vol. 7, 2011, p. 473.Research output: Contribution to journal › Journal article › peer-review
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TY - JOUR
T1 - Toward molecular trait-based ecology through integration of biogeochemical, geographical and metagenomic data
AU - Raes, Jeroen
AU - Letunic, Ivica
AU - Yamada, Takuji
AU - Jensen, Lars Juhl
AU - Bork, Peer
N1 - © 2011 EMBO and Macmillan Publishers Limited
PY - 2011
Y1 - 2011
N2 - Using metagenomic 'parts lists' to infer global patterns on microbial ecology remains a significant challenge. To deduce important ecological indicators such as environmental adaptation, molecular trait dispersal, diversity variation and primary production from the gene pool of an ecosystem, we integrated 25 ocean metagenomes with geographical, meteorological and geophysicochemical data. We find that climatic factors (temperature, sunlight) are the major determinants of the biomolecular repertoire of each sample and the main limiting factor on functional trait dispersal (absence of biogeographic provincialism). Molecular functional richness and diversity show a distinct latitudinal gradient peaking at 20° N and correlate with primary production. The latter can also be predicted from the molecular functional composition of an environmental sample. Together, our results show that the functional community composition derived from metagenomes is an important quantitative readout for molecular trait-based biogeography and ecology.
AB - Using metagenomic 'parts lists' to infer global patterns on microbial ecology remains a significant challenge. To deduce important ecological indicators such as environmental adaptation, molecular trait dispersal, diversity variation and primary production from the gene pool of an ecosystem, we integrated 25 ocean metagenomes with geographical, meteorological and geophysicochemical data. We find that climatic factors (temperature, sunlight) are the major determinants of the biomolecular repertoire of each sample and the main limiting factor on functional trait dispersal (absence of biogeographic provincialism). Molecular functional richness and diversity show a distinct latitudinal gradient peaking at 20° N and correlate with primary production. The latter can also be predicted from the molecular functional composition of an environmental sample. Together, our results show that the functional community composition derived from metagenomes is an important quantitative readout for molecular trait-based biogeography and ecology.
KW - Adaptation, Physiological
KW - Algorithms
KW - Biodiversity
KW - Climate
KW - Data Interpretation, Statistical
KW - Ecology
KW - Ecosystem
KW - Genetic Loci
KW - Geography
KW - Metabolic Networks and Pathways
KW - Metagenomics
KW - Molecular Sequence Annotation
KW - Oceans and Seas
KW - Regression Analysis
KW - Seawater
KW - Species Specificity
U2 - 10.1038/msb.2011.6
DO - 10.1038/msb.2011.6
M3 - Journal article
C2 - 21407210
VL - 7
SP - 473
JO - Molecular Systems Biology
JF - Molecular Systems Biology
SN - 1744-4292
ER -
ID: 40291032