Dictionary » C » Constitutive enzyme

Constitutive enzyme

Definition

noun, plural: constitutive enzymes

The enzyme synthesized at a relatively constant level.


Supplement

These enzymes are produced in constant amounts without regard to the physiological demand or the concentration of the substrate. They are continuously synthesized because their role in maintaining cell processes or structure is indispensable.


See also: constitutive gene.


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cellular mechanisms that result in symptoms of cholera

... the intestinal epithelium cells. The A1 portion of the A subunit is an enzyme that ADP-ribosylates G proteins, while the A2 chain fits into the ... the Gs alpha subunit of the heterotrimeric G protein. This results in constitutive cAMP production, which in turn leads to secretion of H2O, Na+, ...

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by adithya528
Tue Dec 11, 2012 1:49 pm
 
Forum: Cell Biology
Topic: cellular mechanisms that result in symptoms of cholera
Replies: 4
Views: 5043

mRNA transcripts, cis/trans-acting questions

... All of the mutants fail to transcribe the GAL2 gene, which encodes the enzyme for the first step in metabolizing galactose. For mutants a. – e. ... B -) that result in non-functional proteins. You have also isolated two constitutive regulatory mutations that you are calling m1 and m2, respectively. ...

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by animus31
Fri Nov 09, 2012 11:58 am
 
Forum: Genetics
Topic: mRNA transcripts, cis/trans-acting questions
Replies: 0
Views: 2087

PNA

... IMP??? Yes of course it has got some role as is evident from its constitutive nature of expression. over and above it is found abundantly ... acts non specifically on proteins. result is massive proteolysis. this enzyme is used as an assay for detection of scrapie protein as this protein ...

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by abhay
Sat Mar 19, 2005 9:35 pm
 
Forum: Molecular Biology
Topic: PNA
Replies: 19
Views: 11998

PNA

... IMP??? Yes of course it has got some role as is evident from its constitutive nature of expression. over and above it is found abundantly ... acts non specifically on proteins. result is massive proteolysis. this enzyme is used as an assay for detection of scrapie protein as this protein ...

See entire post
by abhay
Sat Mar 19, 2005 9:33 pm
 
Forum: Molecular Biology
Topic: PNA
Replies: 19
Views: 11998


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