coactivator

noun
co·ac·ti·va·tor | \ (ˈ)kō-ˈak-tə-ˌvā-tər \

Medical Definition of coactivator 

: a protein or protein complex that activates genetic transcription usually by binding to a transcription factor Gene-regulatory proteins that do not themselves bind DNA but assemble on DNA-bound gene regulatory proteins are often termed coactivators or corepressors, depending on their effect on transcription initiation. —Bruce Alberts et al., Molecular Biology of the Cell, 2002

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Dictionary Entries near coactivator

CO

c/o

coacervate

coactivator

coadapted

coadministration

coag

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occurring twice a year or every two years

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