If you have't yet looked at seqpup, you may want to. It is
free. There will be a significant update(*) to it by this Sunday.
Available from ftp://iubio.bio.indiana.edu/molbio/seqpup/ and
various european & japanese mirror sites. Seqpup works on
mswin (32 or 16 bit), mac (ppc or 68k), unix (solaris, sgi, dec, linux).
(*) update to version 0.6 includes
network access to gcg and other biocomputing applications on
servers; autosequencer base calling and assembly; lots of bug fixes
and improvements. major new features are in preliminary stages.
-- d.gilbert--biocomputing--indiana u--bloomington--gilbertd at bio.indiana.edu