The expansion of amino-acid repeats is not associated to adaptive evolution in mammalian genes.

BMC Genomics · 2009 · PMC2806350 · PMID 20021652

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highly significantno p-value reported

GC rich contexts can favour the expansion of amino acid repeats The GC context is the only parameter highly significant in both analyses of variance (on AAR purity and on AAR number).

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