Summary
Computer-assisted sequence analysis of human Alu family members reveals that Alu repeats belong to one of at least three subfamilies. The insertion of human Alu repeats can be represented by three episodic bursts, each of which was founded by a distinct master sequence.
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Willard, C., Nguyen, H.T. & Schmid, C.W. Existence of at least three distinct Alu subfamilies. J Mol Evol 26, 180–186 (1987). https://doi.org/10.1007/BF02099850
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DOI: https://doi.org/10.1007/BF02099850