When I wrote 'subunit' I meant 'monomer' (which can be translated to
polypeptide chain if you prefer). I think this is the usual meaning for
subunit, but you are right, we should use words with precise meanings...
These words should be added to the hyperglossary!
Pedro Mendes Institute Biological Sciences
prm@aber.ac.uk Univ. Wales Aberystwyth, UK, EU
http://gepasi.dbs.aber.ac.uk/pedro/prmhome.htm
(home email: pedro@enzyme.demon.co.uk)