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repressor
[ ri-pres-er ]
/ rɪˈprɛs ər /
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noun
Genetics. a protein that binds DNA at an operator site and thereby prevents transcription of one or more adjacent genes.
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Words nearby repressor
repressed, represser, repressible enzyme, repression, repressive, repressor, repressor gene, reprieval, reprieve, reprimand, reprint
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use repressor in a sentence
In his principal work, the "Repressor of over much blaming of the Clergy," ed.
A Literary History of the English People|Jean Jules JusserandO repressor of foes, we will fight and either this one will slay us, or we shall slay him, O mighty-armed one.
The Mahabharata of Krishna-Dwaipayana Vyasa Bk. 3 Pt. 2|Translated by Kisari Mohan Ganguli
British Dictionary definitions for repressor
repressor
/ (rɪˈprɛsə) /
noun
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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for repressor
repressor
[ rĭ-prĕs′ər ]
n.
One that represses.
A protein, especially either of two proteins produced by regulatory genes, that blocks transcription of an operon.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for repressor
repressor
[ rĭ-prĕs′ər ]
A protein that binds to an operator, blocking transcription of an operon and the enzymes for which the operon codes.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.