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repressor

 - 6 dictionary results
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re⋅pres⋅sor

  [ri-pres-er]
Use repressor in a Sentence
–noun
1. represser.
2. Genetics. a protein that binds DNA at an operator site and thereby prevents transcription of one or more adjacent genes.
Origin:
1955–60; < L; see repress, -tor
Gene Synthesis by IDT
miniGENES:up to 500bp only $0.60/bp Codon optimization, 2 μg of DNA
www.idtdna.com

re⋅press⋅er

  [ri-pres-er]
–noun
a person or thing that represses.
Also, repressor.

Origin:
1400–50; late ME; see repress, -er 1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To repressor
re·pres·sor   (rĭ-prěs'ər)   
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.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Medical Dictionary

Main Entry: re·pres·sor
Pronunciation: ri-'pres-&r
Function: noun
: one that represses; especially : a protein that isdetermined by a regulatory gene, binds to a genetic operator, and inhibits the initiation of transcription of messenger RNA
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
Cite This Source
Medical Dictionary

repressor re·pres·sor (rĭ-prěs'ər)
n.

  1. One that represses.

  2. 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.
Cite This Source
Science Dictionary
repressor   (rĭ-prěs'ər)  Pronunciation Key 
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 © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
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