Alu sequences - PubMed (original) (raw)

Review

Alu sequences

A J Mighell et al. FEBS Lett. 1997.

Free article

Abstract

Alu sequences are frequently encountered during study of human genomic nucleic acid and form a major component of repetitive DNA. This review describes the origin of Alu sequences and their subsequent amplification and evolution into distinct subfamilies. In recent years a number of different functional roles for Alu sequences have been described. The multiple influences of Alu sequences on RNA polymerase II-mediated gene expression and the presence of Alu sequences in RNA polymerase III-generated transcripts are discussed.

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