Dictionary » I » Inactive repressor

Inactive repressor

Inactive repressor

a repressor that cannot combine with an operator gene until it has combined with a corepressor (usually a product of a protein pathway); after activation, the repressor arrests production of the proteins controlled by the operator gene; a homeostatic mechanism for regulation of repressible enzyme systems.

Synonym: aporepressor.


Please contribute to this project, if you have more information about this term feel free to edit this page



Results from our forum


Re: IBO 2003 questions- please help me out

... galactoside-transacetylase. Lac operon is under the control of LacI (repressor), which is inactive in the presence of lactose (inductor). There is a wide diversity of the chemical lactose ...

See entire post
by tittu
Mon May 12, 2008 2:41 pm
 
Forum: Cell Biology
Topic: IBO 2003 questions- please help me out
Replies: 9
Views: 9699

Questions regarding lac/trp operons

... units of B-gal. Since the first strand of the merodiploid contains an inactive CAP binding site, CAP-cAMP complex won't be able to bind to the ... we are forced to look only at the second strand which is i-, but enough repressor will be made by i+ on the other strand so this will be repressed ...

See entire post
by operon
Thu Mar 08, 2007 7:32 pm
 
Forum: Molecular Biology
Topic: Questions regarding lac/trp operons
Replies: 2
Views: 4856


This page was last modified 21:16, 3 October 2005. This page has been accessed 3,182 times. 
What links here | Related changes | Permanent link