Medical Dictionary

binding site


Medical Definition of binding site

  1. :  a region on a molecule or cell surface at which the combining of chemical substances takes place Proteins called transcription factors bind to these short DNA strings—transcription factor binding sites—to regulate the production of messenger RNA and thus the synthesis of proteins.—Leonid Kruglyak and David L. Stern, Science, 10 Aug. 2007

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a trip made at another's expense

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