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Dictionary » T » Transmembrane protein

Transmembrane protein

Definition

noun, plural: transmembrane proteins

A protein that spans the entire biological membrane.


Supplement

Transmembrane proteins may be classified in two major groups:


Word origin: L, comb. form of trāns (adv. and prep.) across, beyond, through + -membrane.

Acronym: TM.

See also: porin, ion channel.


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Re: Theories - Origin of Life

... (I) an energy-dependant efflux of tetracyclines carried out by by transmembrane spanning proteins which results in reduction of the concentration of tetracycline in the cytosol: (II) ...

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by scottie
Fri Aug 17, 2012 3:46 pm
 
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 548
Views: 534414

Amyloid beta (A4) precursor protein degradation products

Amyloid beta (A4) precursor protein degradation products of the pathogenic role of Alzheimer's disease research progress APP is a transmembrane glycoprotein widely present in various tissues, containing a longer fragment of the extracellular ...

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by Anonymous
Tue Jun 12, 2012 3:11 am
 
Forum: General Discussion
Topic: Amyloid beta (A4) precursor protein degradation products
Replies: 1
Views: 3091

Collect the cytoplasmic loop segments from 7TM receptors

... My project objective is to find out whether cytoplasmic loops of '7-transmembrane helix' receptor proteins show structural homology/conserved features. I have chosen Class C (or 3) Metabotropic ...

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by studentbio
Mon Mar 19, 2012 6:00 pm
 
Forum: Bioinformatics
Topic: Collect the cytoplasmic loop segments from 7TM receptors
Replies: 1
Views: 1413

Edman Degradation Problem

... my questions): 15. You are determining the amino acid sequence of a protein isolated in the lab. You have used two different proteases to cleave ... codes in the original protein? (4 points) D. Do you think this is a transmembrane protein? Explain your answer. (3 points) E. Circle the amino ...

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by pinkerpikachu
Sun Oct 16, 2011 7:35 pm
 
Forum: Molecular Biology
Topic: Edman Degradation Problem
Replies: 1
Views: 1962

Do we know all the proteins (and their primary structure!)?

... think it would be safe to say that we know the structure of every human protein, but as far as conformation and function of each one, as well as ... crystellising proteins, and this is a very difficult process with transmembrane proteins. This is why making drugs for certain receptors isn't ...

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by Babybel56
Thu Apr 28, 2011 11:13 am
 
Forum: Cell Biology
Topic: Do we know all the proteins (and their primary structure!)?
Replies: 5
Views: 2039
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