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Convergent Evolution

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Related Experiment Video

Updated: Jan 19, 2026

Following the Dynamics of Structural Variants in Experimentally Evolved Populations

Following the Dynamics of Structural Variants in Experimentally Evolved Populations

Published on: February 3, 2023

Genomic Insights into the Adaptive Convergent Evolution.

Yan Hao¹, Yanhua Qu¹, Gang Song¹

¹1Key Laboratory of Zoological Systematics and Evolution, Institute of Zoology, Chinese Academy of Sciences, Beijing, 100101, P.R. China; 2University of Chinese Academy of Sciences, Beijing, 100049, P.R. China; 3Center for Excellence in Animal Evolution and Genetics, Chinese Academy of Sciences, Kunming, 650223, P.R. China.

Current Genomics

|September 27, 2019

Summary

Adaptive convergent evolution shows how similar traits arise independently in species due to similar environmental pressures. Genomic studies reveal that identical amino acid changes in proteins are key drivers of this evolutionary pattern.

Keywords:

Adaptive evolution Amino acid convergence Convergent evolution Genetic mechanism Genomics Phenotype

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Area of Science:

Evolutionary Biology
Genomics
Molecular Evolution

Background:

Adaptive convergent evolution, the independent evolution of similar phenotypes in distinct lineages under similar selective pressures, is a well-documented phenomenon.
Studies have explored convergence across various biological levels, including cellular, anatomical, morphological, physiological, biochemical, and behavioral aspects.
Recent genomic advancements highlight that adaptive convergence can stem from genetic mechanisms at different hierarchical levels, from specific nucleotide or amino acid substitutions to broader biological pathways.

Purpose of the Study:

To review recent progress in utilizing genomic approaches to investigate the genetic mechanisms underlying adaptive convergent evolution.
To summarize current research methodologies for identifying adaptive amino acid convergence.
To discuss future perspectives and research directions in the study of adaptive convergent evolution.

Main Methods:

Review of genomic approaches for evaluating genetic mechanisms of adaptive convergent evolution.
Summary of methods for detecting adaptive convergence at the protein sequence level.
Analysis of studies focusing on amino acid substitutions as a driver of phenotypic convergence.

Main Results:

Genomic technologies provide powerful tools to uncover the genetic underpinnings of adaptive convergence.
Identical amino acid changes in protein-coding genes are significant contributors to adaptive phenotypic convergence.
Ongoing development and debate surround methods for detecting adaptive convergence at the protein sequence level.

Conclusions:

Genomic approaches are crucial for understanding the genetic basis of adaptive convergent evolution.
Focusing on specific amino acid changes offers insights into how similar traits evolve independently.
Further research is needed to refine methods and explore future directions in adaptive convergence studies.