[Protein-analysis] Re: Question about enzymes

chris.linthompson from gmail.com via proteins%40net.bio.net (by chris.linthompson from gmail.com)
Mon Oct 16 13:12:21 EST 2006


yubbe... from yahoo.com wrote:
> > It is not easy for evolution to figure out a way of making a chain of
> > specific amino acids in a specified sequence produce a complex
> > three-dimensional object that actually does something.  And then
> > evolution has to figure out how to make it do that thing very well,
> > indeed.  It really is asking too much to have it do two things at the
> > same time!
>
> Ah, but what I'm getting at is that the behavior of complex molecules
> is technically independent of evolution, so although organisms may
> make use of a given active site, there may be others that either
> are used, or not.

Why is the behaviour of complex molecules independent of evolution?

Chris

>
> Anyway I googled for "multiple active sites" and enzyme, and
> quite a few references appeared to enzymes that have them,
> but I will have to look over the webpages to see if it's just
> semantics or really multiple active sites.
>
> For example:
> http://www.ncbi.nlm.nih.gov/books/bv.fcgi?rid=mcb.figgrp.594



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