+c
+c From read_dist_constr (commented out 25/11/2014 <-> res sim)
+c
+c write(iout,*) "tpl_k_rescore - ",tpl_k_rescore
+ open (ientin,file=tpl_k_rescore,status='old')
+ if (nnt.gt.1) rescore(k,1)=0.0d0
+ do irec=nnt,nct ! loop for reading res sim
+ if (read2sigma) then
+ read (ientin,*,end=1401) i_tmp,rescore2_tmp,rescore_tmp,
+ & idomain_tmp
+ i_tmp=i_tmp+nnt-1
+ idomain(k,i_tmp)=idomain_tmp
+ rescore(k,i_tmp)=rescore_tmp
+ rescore2(k,i_tmp)=rescore2_tmp
+ write(iout,'(a7,i5,2f10.5,i5)') "rescore",
+ & i_tmp,rescore2_tmp,rescore_tmp,
+ & idomain_tmp
+ else
+ idomain(k,irec)=1
+ read (ientin,*,end=1401) rescore_tmp
+
+c rescore(k,irec)=rescore_tmp+1.0d0 ! to avoid 0 values
+ rescore(k,irec)=0.5d0*(rescore_tmp+0.5d0) ! alt transf to reduce scores
+c write(iout,*) "rescore(",k,irec,") =",rescore(k,irec)
+ endif
+ enddo
+ 1401 continue
+ close (ientin)
+ if (waga_dist.ne.0.0d0) then
+ ii=0
+ do i = nnt,nct-2
+ do j=i+2,nct
+
+ x12=c(1,i)-c(1,j)
+ y12=c(2,i)-c(2,j)
+ z12=c(3,i)-c(3,j)
+ distal=dsqrt(x12*x12+y12*y12+z12*z12)
+c write (iout,*) k,i,j,distal,dist2_cut
+
+ if (idomain(k,i).eq.idomain(k,j).and.idomain(k,i).ne.0
+ & .and. distal.le.dist2_cut ) then
+
+ ii=ii+1
+ ii_in_use(ii)=1
+ l_homo(k,ii)=.true.
+
+c write (iout,*) "k",k
+c write (iout,*) "i",i," j",j," constr_homology",
+c & constr_homology
+ ires_homo(ii)=i
+ jres_homo(ii)=j
+ odl(k,ii)=distal
+ if (read2sigma) then
+ sigma_odl(k,ii)=0
+ do ik=i,j
+ sigma_odl(k,ii)=sigma_odl(k,ii)+rescore2(k,ik)
+ enddo
+ sigma_odl(k,ii)=sigma_odl(k,ii)/(j-i+1)
+ if (odl(k,ii).gt.dist_cut) sigma_odl(k,ii) =
+ & sigma_odl(k,ii)*dexp(0.5d0*(odl(k,ii)/dist_cut)**2-0.5d0)
+ else
+ if (odl(k,ii).le.dist_cut) then
+ sigma_odl(k,ii)=rescore(k,i)+rescore(k,j)
+ else
+#ifdef OLDSIGMA
+ sigma_odl(k,ii)=(rescore(k,i)+rescore(k,j))*
+ & dexp(0.5d0*(odl(k,ii)/dist_cut)**2)
+#else
+ sigma_odl(k,ii)=(rescore(k,i)+rescore(k,j))*
+ & dexp(0.5d0*(odl(k,ii)/dist_cut)**2-0.5d0)
+#endif
+ endif
+ endif
+ sigma_odl(k,ii)=1.0d0/(sigma_odl(k,ii)*sigma_odl(k,ii))
+ else
+ ii=ii+1
+ l_homo(k,ii)=.false.
+ endif
+ enddo
+ enddo
+ lim_odl=ii
+ endif
+c
+c Theta, dihedral and SC retraints
+c
+ if (waga_angle.gt.0.0d0) then
+c open (ientin,file=tpl_k_sigma_dih,status='old')
+c do irec=1,maxres-3 ! loop for reading sigma_dih
+c read (ientin,*,end=1402) i,j,ki,l,sigma_dih(k,i+nnt-1) ! j,ki,l what for?
+c if (i+nnt-1.gt.lim_dih) lim_dih=i+nnt-1 ! right?
+c sigma_dih(k,i+nnt-1)=sigma_dih(k,i+nnt-1)* ! not inverse because of use of res. similarity
+c & sigma_dih(k,i+nnt-1)
+c enddo
+c1402 continue
+c close (ientin)
+ do i = nnt+3,nct
+ if (idomain(k,i).eq.0) then
+ sigma_dih(k,i)=0.0
+ cycle
+ endif
+ dih(k,i)=phiref(i) ! right?
+c read (ientin,*) sigma_dih(k,i) ! original variant
+c write (iout,*) "dih(",k,i,") =",dih(k,i)
+c write(iout,*) "rescore(",k,i,") =",rescore(k,i),
+c & "rescore(",k,i-1,") =",rescore(k,i-1),
+c & "rescore(",k,i-2,") =",rescore(k,i-2),
+c & "rescore(",k,i-3,") =",rescore(k,i-3)
+
+ sigma_dih(k,i)=(rescore(k,i)+rescore(k,i-1)+
+ & rescore(k,i-2)+rescore(k,i-3))/4.0
+c if (read2sigma) sigma_dih(k,i)=sigma_dih(k,i)/4.0
+c write (iout,*) "Raw sigmas for dihedral angle restraints"
+c write (iout,'(i5,10(2f8.2,4x))') i,sigma_dih(k,i)
+c sigma_dih(k,i)=hmscore(k)*rescore(k,i)*rescore(k,i-1)*
+c rescore(k,i-2)*rescore(k,i-3) ! right expression ?
+c Instead of res sim other local measure of b/b str reliability possible
+ if (sigma_dih(k,i).ne.0)
+ & sigma_dih(k,i)=1.0d0/(sigma_dih(k,i)*sigma_dih(k,i))
+c sigma_dih(k,i)=sigma_dih(k,i)*sigma_dih(k,i)
+ enddo
+ lim_dih=nct-nnt-2
+ endif
+
+ if (waga_theta.gt.0.0d0) then
+c open (ientin,file=tpl_k_sigma_theta,status='old')
+c do irec=1,maxres-2 ! loop for reading sigma_theta, right bounds?
+c read (ientin,*,end=1403) i,j,ki,sigma_theta(k,i+nnt-1) ! j,ki what for?
+c sigma_theta(k,i+nnt-1)=sigma_theta(k,i+nnt-1)* ! not inverse because of use of res. similarity
+c & sigma_theta(k,i+nnt-1)
+c enddo
+c1403 continue
+c close (ientin)
+
+ do i = nnt+2,nct ! right? without parallel.
+c do i = i=1,nres ! alternative for bounds acc to readpdb?
+c do i=ithet_start,ithet_end ! with FG parallel.
+ if (idomain(k,i).eq.0) then
+ sigma_theta(k,i)=0.0
+ cycle
+ endif
+ thetatpl(k,i)=thetaref(i)
+c write (iout,*) "thetatpl(",k,i,") =",thetatpl(k,i)
+c write(iout,*) "rescore(",k,i,") =",rescore(k,i),
+c & "rescore(",k,i-1,") =",rescore(k,i-1),
+c & "rescore(",k,i-2,") =",rescore(k,i-2)
+c read (ientin,*) sigma_theta(k,i) ! 1st variant
+ sigma_theta(k,i)=(rescore(k,i)+rescore(k,i-1)+
+ & rescore(k,i-2))/3.0
+c if (read2sigma) sigma_theta(k,i)=sigma_theta(k,i)/3.0
+ if (sigma_theta(k,i).ne.0)
+ & sigma_theta(k,i)=1.0d0/(sigma_theta(k,i)*sigma_theta(k,i))
+
+c sigma_theta(k,i)=hmscore(k)*rescore(k,i)*rescore(k,i-1)*
+c rescore(k,i-2) ! right expression ?
+c sigma_theta(k,i)=sigma_theta(k,i)*sigma_theta(k,i)