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Updated: Jun 9, 2026

Optimization of Synthetic Proteins: Identification of Interpositional Dependencies Indicating Structurally and/or Functionally Linked Residues

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Macrogenetic Alignment in Ecological Strategies Better Interprets Assembly Processes Than Pre-Determined Functional

Maurizio Rossetto^1,2, Richard Dimon^1,2, Robert M Kooyman^1,3

¹Research Centre for Ecosystem Resilience, Botanic Gardens of Sydney, Sydney, New South Wales, Australia.

Ecology Letters

|June 8, 2026

Summary

This study reveals replicated genetic patterns in rainforest trees, showing how evolutionary and ecological factors shape species assembly across landscapes. These findings offer tools for biodiversity conservation and restoration planning amid environmental change.

Keywords:

dominant trees ecosystem types genomic patterns landscape processes plant assemblages population genetics rainforests species groups

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Area of Science:

Ecology
Evolutionary Biology
Biogeography

Background:

Species assembly across landscapes is driven by complex interactions between evolutionary, ecological, and biogeographic processes.
Integrating diverse data types is crucial for understanding these landscape-level genetic signatures.

Purpose of the Study:

To develop and apply a comparative macrogenetic framework to identify replicated landscape-level genetic signatures in co-distributed rainforest trees.
To investigate shared spatial dynamics, including diversity-migration patterns and genogeographic clustering, in relation to ecological and historical factors.

Main Methods:

Applied a comparative macrogenetic framework to 22 rainforest tree species.
Utilized diversity-migration analyses and genogeographic clustering to identify genetic signatures.
Examined relationships between genetic patterns, functional traits, refugial areas, and biogeographic barriers.

Main Results:

Identified three broad patterns of species diversity and migration: Higher Northern Diversity with southward migration, Higher Southern Diversity with northward migration, and Homogeneous Diversity with no directional migration.
Found shared spatial dynamics related to refugial areas and genetic turnover, but no direct link to simple functional trait combinations.
Defined five species groups based on shared gene flow and isolation-by-distance dynamics influenced by biogeographic barriers.

Conclusions:

Replicated genetic signatures indicate that species assembly arises from interacting ecological and historical filters, not solely from single traits or biogeographic histories.
The developed framework is statistically replicable and identifies shared evolutionary and ecological dynamics.
Provides scalable, management-relevant tools for restoration planning and biodiversity conservation under environmental change.