& dc_work(MAXRES6),nres,nres0
common /rotmat/ t(3,3,maxres),r(3,3,maxres),prod(3,3,maxres),
& rt(3,3,maxres)
common /refstruct/ cref(3,maxres2+2),crefjlee(3,maxres2+2),
& nsup,nstart_sup,nstart_seq
common /from_zscore/ nz_start,nz_end,iz_sc
& dc_work(MAXRES6),nres,nres0
common /rotmat/ t(3,3,maxres),r(3,3,maxres),prod(3,3,maxres),
& rt(3,3,maxres)
common /refstruct/ cref(3,maxres2+2),crefjlee(3,maxres2+2),
& nsup,nstart_sup,nstart_seq
common /from_zscore/ nz_start,nz_end,iz_sc