Score method of two protein sequences

From: Liu Zhijie <lzj \\at// csb0.IPC.PKU.EDU.CN>
Subject: Score method of two protein sequences
Date: Mon, 9 Aug 1999 15:00:09 -0700 (PDT)

Dear all,
      Now I want to score the similarity between two sequences, which
 length are same and it need not to align them again. Does any propose
 some suggestions on the score method? Such as program and reference.
 any help will be appreciated!
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  Chinese Name:     Zhijie Liu     *   English Name : Elmer
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