transmembrane domains

Laurent Maveyraud maveyrau at bio5.chemie.uni-freiburg.de
Wed Apr 1 05:36:25 EST 1998


On Mon, 30 Mar 1998, Steve Alexander wrote:

> Simon Hoffenberg wrote:
> > 
> > Dear netters,
> > 
> > If there is more than 1 transmembrane domain in a protein, what are the
> > combinations? For example, 7 domains in receptors coupled to G-proteins or
> > 12 in adenylate cyclase. Is it possible to have 2 or 8-9 domains? 
> 
> P2X-purinoceptors are thought to be ion channels made up of pentamers
> with 2 TM domains.
> 
> -- 

Porins have either 16 or 18 TM domains (all beta sheet).

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Laurent Maveyraud                 maveyrau at bio5.chemie.uni-freiburg.de
Institut fuer Organische Chemie und Biochemie
Albert-Ludwigs-Universitaet                  phone: (49) 0761-203-6090
Albertstrasse 21,                              fax: (49) 0761-203-6161
D-79104 Freiburg          http://bio5.chemie.uni-freiburg.de/~maveyrau
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