||Bacteria Escherichia coli
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||Schleif R. DNA looping. Annu Rev Biochem. 1992 61:199-223.PubMed ID1497310
||DNA-repressor interactions are detected by the change in electrophoretic mobility of labeled DNA that accompanies its complex formation with repressor protein. (Majumdar et al, PNAS 1984, pubmed id 6385008)
||Mode of action is repression. GalR repressor, which binds both at positions -60 and at +55 with respect to the start of transcription.