copiotrophic

Edge evidence

• high nutrient concentration selects for copiotrophic METPO:2007401

  Copiotrophs grow optimally in high-nutrient environments.

  • DOI:10.1073/pnas.0903507106 high (copiotrophic) or low (oligotrophic) nutrient concentrations Supports high nutrient concentration as the environmental driver.
• copiotrophic uses substrate pool diverse carbon sources

  Copiotrophs exploit diverse carbon sources under nutrient-rich conditions.

  • DOI:10.1073/pnas.0903507106 grow optimally at either high Supports growth strategy tied to resource-rich habitats.
• copiotrophic associated with membrane transporters biolink:associated_with

  Copiotrophic genomes encode energetically costly nutrient acquisition systems.

  • DOI:10.1073/pnas.0903507106 use energetically expensive transporters Supports transporter investment as a genomic feature of copiotrophy.
• copiotrophic associated with transcription and signal regulation biolink:associated_with

  Copiotrophs have regulatory capacity to respond to resource pulses.

  • DOI:10.1073/pnas.0903507106 regulate metabolism Supports regulatory systems as part of copiotrophic adaptation.
• rRNA operons enables rapid growth RO:0002327

  Higher rRNA operon copy number supports rapid response and growth.

  • DOI:10.1128/AEM.66.4.1328-1333.2000 rRNA Operon Copy Number Reflects Ecological Strategies Supports rRNA operon copy number as a genomic indicator of reproductive strategy.
• rapid growth characteristic of copiotrophic

  Rapid growth is a characteristic outcome of copiotrophic strategy.

  • DOI:10.1002/bies.1091 Bacteria can grow rapidly Supports rapid growth as part of the copiotroph/oligotroph contrast.
• genome size associated with copiotrophic biolink:associated_with

  Larger genome size is associated with the copiotrophic strategy.

  • DOI:10.1093/ismeco/ycae081 Copiotrophs had larger genomes versus oligotrophs (curate as association).
  • DOI:10.1073/pnas.0903507106 Comparative genomics: copiotrophs show larger genomes than oligotrophs.
• copiotrophic associated with cell motility functions biolink:associated_with

  Copiotrophic genomes are enriched in cell motility functions.

  • DOI:10.1073/pnas.0903507106 Cell motility (COG category N) high in copiotrophs vs low in oligotrophs.
• copiotrophic associated with chemotaxis biolink:associated_with

  Copiotrophic genomes are enriched in chemotaxis genes/proteins.

  • DOI:10.1093/ismeco/ycae081 Oligotrophs under-represented in chemotaxis/motility; copiotrophs enriched.
• copiotrophic associated with outer membrane and secreted proteins biolink:associated_with

  Copiotrophic genomes encode more outer-membrane and secreted proteins.

  • DOI:10.1073/pnas.0903507106 More outer-membrane and secreted proteins in copiotrophs.
• catabolite repression / dynamic transcriptional regulation enables proteome reallocation RO:0002327

  Catabolite repression and dynamic transcriptional regulation enable proteome reallocation under nutrient upshift.

  • DOI:10.1038/s41467-024-48591-9 Strong transcriptional regulation (e.g. catabolite repression) dynamically reallocates proteome sectors.
• ribosome synthesis / biogenesis promotes rapid growth RO:0002213

  Proteome allocation maximizing ribosome synthesis in favorable conditions promotes rapid growth.

  • DOI:10.1038/s41467-024-48591-9 Achieve rapid growth via maximizing ribosome synthesis during favorable conditions.
• minimum doubling time indicates copiotrophic

  Shorter minimum doubling time indicates a more copiotrophic lifestyle.

  • DOI:10.1093/ismeco/ycae081 Minimum doubling times shorter in genomes from more copiotrophic environments.