integer modecalc,iscode,indpdb,indback,indphi,iranconf,icheckgrad,
     & iprint,i2ndstr,mucadyn,constr_dist,constr_homology,homol_nset
      real*8 waga_homology
      real*8 waga_dist, waga_angle, waga_theta, waga_d, dist_cut,
     &  dist2_cut,checkgrad_inc
      logical minim,refstr,pdbref,outpdb,outmol2,outx,overlapsc,
     &                 energy_dec,
     &                 sideadd,lsecondary,read_cart,unres_pdb,
     &                 vdisulf,searchsc,lmuca,dccart,extconf,out1file,
     &                 gnorm_check,gradout,split_ene,read2sigma
     &                ,start_from_model,read_homol_frag
      common /cntrl/ checkgrad_inc,
     & modecalc,iscode,indpdb,indback,indphi,iranconf,
     & icheckgrad,minim,i2ndstr,refstr,pdbref,outpdb,outmol2,outx,
     & iprint,
     & overlapsc,energy_dec,sideadd,lsecondary,read_cart,unres_pdb
     & ,vdisulf,searchsc,lmuca,dccart,mucadyn,extconf,out1file,
     & constr_dist,gnorm_check,gradout,split_ene,constr_homology,
     & homol_nset,read2sigma,start_from_model,read_homol_frag
      common /homol/ waga_homology(maxprocs/20),
     & waga_dist, waga_angle, waga_theta, waga_d, dist_cut,dist2_cut
C... minim = .true. means DO minimization.
C... energy_dec = .true. means print energy decomposition matrix