repressor

re·pres·sor  (r-prsr)

n.

1. also re·press·er One that represses.

2. Genetics A protein that binds to an operator, blocking transcription of an operon and the enzymes for which the operon codes.

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repressor [rɪˈprɛsə]

n

(Life Sciences & Allied Applications / Genetics) Biochem a protein synthesized under the control of a repressor gene, which has the capacity to bind to the operator gene and thereby shut off the expression of the structural genes of an operon

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repressor  (r-prsr)

A protein that binds to an operator, blocking transcription of an operon and the enzymes for which the operon codes.

Thesaurus

Noun

1.

repressor - an agent that represses represser agent - an active and efficient cause; capable of producing a certain effect; "their research uncovered new disease agents"