Evolution and Protein Folds

[Ram Samudrala]

>Is there sufficient time/mutations in evolution for a novel small
>domain (e.g. zinc finger) to have arisen by chance alone?  Sure.

Why do you say this?  Is there any model (besides intiution) that lets
you make such a statement?  

--Ram

ram at elan1.carb.nist.gov   The suburbs are when they cut down all the
                          trees and then name the streets after them!
                                                   ---Alfred E Neuman