>3mpuF (F:) observed residues (from ATOM records) aikrgtvidhipaqigfkllslfkltetdqritiglnlpsgemgrkdlikientflsedq vdqlalyapqatvnridnyevvgksrpslperidnvlvcpnsncishaepvsssfavrkr andialkckycekefshnvvlan