temperature delta mid1

Edge evidence

• moderate thermal-adaptation flexibility produces temperature delta mid1 METPO:2000202

  Moderate thermal-adaptation flexibility yields a 10–20 °C temperature-delta breadth.

  • DOI:10.1146/annurev-micro-091313-103612 more unsaturated fatty acids Supports moderate remodeling flexibility as the basis of an intermediate breadth.
• temperature delta mid1 is a temperature delta rdfs:subClassOf

  Temperature delta mid1 is a quantitative bin of the temperature-delta phenotype.

  • DOI:10.1016/s0300-9629(97)00003-0 adapted to environments of high temperature Supports the 10–20 °C breadth as a value within the temperature-delta distribution.
• decrease in ambient temperature increases cis-unsaturated fatty acid biosynthesis RO:0002213

  Colder temperature shifts fatty-acid synthesis toward cis-unsaturated products to preserve membrane function.

  • DOI:10.1007/s42770-023-01057-4 Ramon 2023 review: increased unsaturation (especially cis-MUFA) on temperature decrease; broad review support.
• cis-unsaturated fatty acid biosynthesis increases membrane unsaturated fatty acids RO:0002213

  Cis-unsaturated fatty acid biosynthesis raises the unsaturated acyl-chain content of membrane lipids.

  • DOI:10.1007/s42770-023-01057-4 Ramon 2023: microbes increase cis-unsaturation to remodel membranes, a general cold-adaptation output.
• membrane unsaturated fatty acids increases membrane fluidity RO:0002213

  More unsaturated acyl chains counteract cold-induced rigidification and restore membrane fluidity.

  • DOI:10.1128/spectrum.03925-23 Sidarta 2024: desaturation fluidizes membranes; central homeoviscous-adaptation edge, generalizable.
• membrane physical-state change activates two-component cold signaling RO:0002213

  Cold-induced changes in the membrane liquid-crystalline state act as the upstream sensor activating two-component cold signaling.

  • DOI:10.1007/s42770-023-01057-4 Ramon 2023: cold sensing via changes in liquid-crystalline state of membranes that activate two-component signalling.
• membrane fluidity enables moderate thermal-adaptation flexibility RO:0002327

  Maintained membrane fluidity across temperature shifts underlies the moderate thermal-adaptation flexibility that supports the breadth.

  • DOI:10.1128/spectrum.03925-23 Sidarta 2024: homeoviscous adaptation restores fluidity, the membrane-target of thermal adaptation.
• Tmin and Tmax growth boundaries defines thermal niche / temperature breadth METPO:2007500

  Growth-supporting minimum and maximum temperatures flank the thermal function and mark the thermal niche/breadth.

  • DOI:10.3390/pr8010121 Noll 2020: Tmin and Tmax for growth flank the function and mark the thermal tolerance/niche of an organism.
• thermal niche / temperature breadth is a temperature delta rdfs:subClassOf

  The Tmin/Tmax-bounded thermal niche is the breadth quantity captured by the temperature-delta phenotype.

  • DOI:10.3390/pr8010121 Noll 2020: thermal breadth treated as a cardinal-temperature bounded niche property.