double precision c,cref,crefjlee,dc,xloc,xrot,dc_norm,t,r,prod,rt,
& rmssing,anatemp,chomo
common /chain/ c(3,maxres2+2),dc(3,maxres2),xloc(3,maxres),
double precision c,cref,crefjlee,dc,xloc,xrot,dc_norm,t,r,prod,rt,
& rmssing,anatemp,chomo
common /chain/ c(3,maxres2+2),dc(3,maxres2),xloc(3,maxres),