GC-content of genomes - a trap for cladists?

Marc Robinson marc.robinson at ens-lyon.fr
Fri Feb 26 13:15:48 EST 1999


Steffen Schmidt wrote:
> 
> I'am looking for ideas and papers about the following statement which is
> possibly wrong (but why?):
> Most people think, that the last common ancestor was a thermophilic
> organism (e.g. Woese et al.) because of  sequence comparisons.

You may want to look at this:

Science 1999 Jan 8;283(5399):220-1 
A nonhyperthermophilic common ancestor to extant life forms.
Galtier N, Tourasse N, Gouy M

hope this helps
Marc
_______________________________________________________
Marc Robinson
Laboratoire de Biologie Moleculaire et Cellulaire
Ecole Normale Superieure de Lyon
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France               e-mail : marc.robinson at ens-lyon.fr

 "La liberte ne s'use que quand on ne s'en sert pas."
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