Biologically Active Substance
chemical cofactor
chem·i·cal co·fac·tor
Definitions related to chemical cofactor:
  • (cofactor) Any nonprotein substance required by a protein for biological activity, such as prosthetic groups of coenzymes, which are not consumed in the process and are found unchanged at the end of the reaction.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • (cofactor) Something that must join with another to produce a given result.
    NCI
    U.S. National Cancer Institute, 2021
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