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Receptor protein

receptor protein

An intracellular protein (or protein fraction) that has a high specific affinity for binding a known stimulus to cellular activity, such as a steroid hormone or adenosine 3',5'-cyclic phosphate.


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Gene Upregulation/Increased Expression in HMG-CoA Reductase

... increased gene expression will result in an increase in the protein product that a gene is coding for. Meaning that if you increased ... cholesterol modulate the expression of HMG-CoA reductase and the LDL receptor in mononuclear cells from adult men. Lipids Health Dis. 2007;6:34.

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by Upperninety8
Tue Sep 30, 2014 3:21 am
 
Forum: Genetics
Topic: Gene Upregulation/Increased Expression in HMG-CoA Reductase
Replies: 0
Views: 47

What makes dominant allele dominant?

... about expression. The difference can be anywhere from transcription to protein post-translational modifications. There can be mutation in the promotor ... to turn off your protein, like in case of Asp to Asn mutations in receptor which impair its ability to transfer phosphates and thus signal ...

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by JackBean
Thu Feb 27, 2014 5:20 pm
 
Forum: Genetics
Topic: What makes dominant allele dominant?
Replies: 7
Views: 4379

Cell signalling inhibitors

... inhibitors for C. elegans (or generic) and tell me the enzyme or receptor that is inhibited? (Preferably for tyrosine kinase, G-protein, JAK/STAT and Phosphatidylinositol 3-kinase) Thanks :D

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by billyfisher100
Wed Jan 08, 2014 7:35 pm
 
Forum: Cell Biology
Topic: Cell signalling inhibitors
Replies: 1
Views: 1641

cAMP 2nd Messenger Pathway and Experiments

... 1: Cell membranes from cyc- cells were isolated and mixed with protein extracts from cells which exhibited adenylyl cyclase activity (cyc+ ... still produced in experiment 2? ---There could be an issue with the receptor that comes before adenylyl cyclase, so ATP is unable to be converted ...

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by mkay28
Tue Sep 24, 2013 10:43 pm
 
Forum: Cell Biology
Topic: cAMP 2nd Messenger Pathway and Experiments
Replies: 2
Views: 2248

Re: O level Past paper exam question on gland secretion

... small molecules such as water. Is Insulin a relatively small protein? I don't know the answer to that, but I would assume due to the question ... it will need to reach a minimum threshold or exceed that threshold of receptor-molecule complexes in order to produce a response, small physical ...

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by Amphibitile
Sun Jun 23, 2013 12:37 am
 
Forum: General Discussion
Topic: O level Past paper exam question on gland secretion
Replies: 1
Views: 1976
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