In article, Kent said:
Kent> He has developed fast computer algorithms for determining
Kent> whether observed sequence similarities are greater than might be
Kent> expected by chance. I think W. Ford Doolittle has proposed similar
Kent> Kent E. Holsinger
I think it wouldn't be the proper way because David's genes may be paralogous
rather than just convergents, and paralogous genes should have greater seq
similarity than the expected by chance.