NIE PEWNE ZMIANY ZWERYFIKUJ!!
[unres.git] / source / unres / src_MD-M / energy_p_new_barrier.F
index f2f6372..b651f0a 100644 (file)
@@ -296,6 +296,8 @@ C
       energia(17)=estr
       energia(20)=Uconst+Uconst_back
       energia(21)=esccor
+c    Here are the energies showed per procesor if the are more processors 
+c    per molecule then we sum it up in sum_energy subroutine 
 c      print *," Processor",myrank," calls SUM_ENERGY"
       call sum_energy(energia,.true.)
 c      print *," Processor",myrank," left SUM_ENERGY"
@@ -434,7 +436,7 @@ cMS$ATTRIBUTES C ::  proc_proc
 #ifdef MPI
       include 'mpif.h'
       double precision gradbufc(3,maxres),gradbufx(3,maxres),
-     &  glocbuf(4*maxres),gradbufc_sum(3,maxres)
+     &  glocbuf(4*maxres),gradbufc_sum(3,maxres),gloc_scbuf(3,maxres)
 #endif
       include 'COMMON.SETUP'
       include 'COMMON.IOUNITS'
@@ -447,6 +449,7 @@ cMS$ATTRIBUTES C ::  proc_proc
       include 'COMMON.CONTROL'
       include 'COMMON.TIME1'
       include 'COMMON.MAXGRAD'
+      include 'COMMON.SCCOR'
 #ifdef TIMING
       time01=MPI_Wtime()
 #endif
@@ -689,7 +692,6 @@ c      enddo
      &   +wturn3*gel_loc_turn3(i)
      &   +wturn6*gel_loc_turn6(i)
      &   +wel_loc*gel_loc_loc(i)
-     &   +wsccor*gsccor_loc(i)
       enddo
 #ifdef DEBUG
       write (iout,*) "gloc after adding corr"
@@ -708,6 +710,21 @@ c      enddo
         do i=1,4*nres
           glocbuf(i)=gloc(i,icg)
         enddo
+#define DEBUG
+#ifdef DEBUG
+      write (iout,*) "gloc_sc before reduce"
+      do i=1,nres
+       do j=1,1
+        write (iout,*) i,j,gloc_sc(j,i,icg)
+       enddo
+      enddo
+#endif
+#undef DEBUG
+        do i=1,nres
+         do j=1,3
+          gloc_scbuf(j,i)=gloc_sc(j,i,icg)
+         enddo
+        enddo
         time00=MPI_Wtime()
         call MPI_Barrier(FG_COMM,IERR)
         time_barrier_g=time_barrier_g+MPI_Wtime()-time00
@@ -719,6 +736,19 @@ c      enddo
         call MPI_Reduce(glocbuf(1),gloc(1,icg),4*nres,
      &    MPI_DOUBLE_PRECISION,MPI_SUM,king,FG_COMM,IERR)
         time_reduce=time_reduce+MPI_Wtime()-time00
+        call MPI_Reduce(gloc_scbuf(1,1),gloc_sc(1,1,icg),3*nres,
+     &    MPI_DOUBLE_PRECISION,MPI_SUM,king,FG_COMM,IERR)
+        time_reduce=time_reduce+MPI_Wtime()-time00
+#define DEBUG
+#ifdef DEBUG
+      write (iout,*) "gloc_sc after reduce"
+      do i=1,nres
+       do j=1,1
+        write (iout,*) i,j,gloc_sc(j,i,icg)
+       enddo
+      enddo
+#endif
+#undef DEBUG
 #ifdef DEBUG
       write (iout,*) "gloc after reduce"
       do i=1,4*nres
@@ -1026,7 +1056,7 @@ c      write(iout,*)'Entering ELJ nnt=',nnt,' nct=',nct,' expon=',expon
       evdw=0.0D0
       do i=iatsc_s,iatsc_e
         itypi=iabs(itype(i))
-        if (itypi.eq.21) cycle
+        if (itypi.eq.ntyp1) cycle
         itypi1=iabs(itype(i+1))
         xi=c(1,nres+i)
         yi=c(2,nres+i)
@@ -1041,7 +1071,7 @@ cd        write (iout,*) 'i=',i,' iint=',iint,' istart=',istart(i,iint),
 cd   &                  'iend=',iend(i,iint)
           do j=istart(i,iint),iend(i,iint)
             itypj=iabs(itype(j)) 
-            if (itypj.eq.21) cycle
+            if (itypj.eq.ntyp1) cycle
             xj=c(1,nres+j)-xi
             yj=c(2,nres+j)-yi
             zj=c(3,nres+j)-zi
@@ -1179,7 +1209,7 @@ c     print *,'Entering ELJK nnt=',nnt,' nct=',nct,' expon=',expon
       evdw=0.0D0
       do i=iatsc_s,iatsc_e
         itypi=iabs(itype(i))
-        if (itypi.eq.21) cycle
+        if (itypi.eq.ntyp1) cycle
         itypi1=iabs(itype(i+1))
         xi=c(1,nres+i)
         yi=c(2,nres+i)
@@ -1190,7 +1220,7 @@ C
         do iint=1,nint_gr(i)
           do j=istart(i,iint),iend(i,iint)
             itypj=iabs(itype(j))
-            if (itypj.eq.21) cycle
+            if (itypj.eq.ntyp1) cycle
             xj=c(1,nres+j)-xi
             yj=c(2,nres+j)-yi
             zj=c(3,nres+j)-zi
@@ -1272,7 +1302,7 @@ c     endif
       ind=0
       do i=iatsc_s,iatsc_e
         itypi=iabs(itype(i))
-        if (itypi.eq.21) cycle
+        if (itypi.eq.ntyp1) cycle
         itypi1=iabs(itype(i+1))
         xi=c(1,nres+i)
         yi=c(2,nres+i)
@@ -1289,7 +1319,7 @@ C
           do j=istart(i,iint),iend(i,iint)
             ind=ind+1
             itypj=iabs(itype(j))
-            if (itypj.eq.21) cycle
+            if (itypj.eq.ntyp1) cycle
 c            dscj_inv=dsc_inv(itypj)
             dscj_inv=vbld_inv(j+nres)
             chi1=chi(itypi,itypj)
@@ -1392,7 +1422,7 @@ c     if (icall.eq.0) lprn=.false.
       ind=0
       do i=iatsc_s,iatsc_e
         itypi=iabs(itype(i))
-        if (itypi.eq.21) cycle
+        if (itypi.eq.ntyp1) cycle
         itypi1=iabs(itype(i+1))
         xi=c(1,nres+i)
         yi=c(2,nres+i)
@@ -1411,7 +1441,7 @@ C
           do j=istart(i,iint),iend(i,iint)
             ind=ind+1
             itypj=iabs(itype(j))
-            if (itypj.eq.21) cycle
+            if (itypj.eq.ntyp1) cycle
 c            dscj_inv=dsc_inv(itypj)
             dscj_inv=vbld_inv(j+nres)
 c            write (iout,*) "j",j,dsc_inv(itypj),dscj_inv,
@@ -1537,7 +1567,7 @@ c     if (icall.eq.0) lprn=.true.
       ind=0
       do i=iatsc_s,iatsc_e
         itypi=iabs(itype(i))
-        if (itypi.eq.21) cycle
+        if (itypi.eq.ntyp1) cycle
         itypi1=iabs(itype(i+1))
         xi=c(1,nres+i)
         yi=c(2,nres+i)
@@ -1554,7 +1584,7 @@ C
           do j=istart(i,iint),iend(i,iint)
             ind=ind+1
             itypj=iabs(itype(j))
-            if (itypj.eq.21) cycle
+            if (itypj.eq.ntyp1) cycle
 c            dscj_inv=dsc_inv(itypj)
             dscj_inv=vbld_inv(j+nres)
             sig0ij=sigma(itypi,itypj)
@@ -1785,7 +1815,7 @@ cd    print *,'Entering Esoft_sphere nnt=',nnt,' nct=',nct
       evdw=0.0D0
       do i=iatsc_s,iatsc_e
         itypi=iabs(itype(i))
-        if (itypi.eq.21) cycle
+        if (itypi.eq.ntyp1) cycle
         itypi1=iabs(itype(i+1))
         xi=c(1,nres+i)
         yi=c(2,nres+i)
@@ -1798,7 +1828,7 @@ cd        write (iout,*) 'i=',i,' iint=',iint,' istart=',istart(i,iint),
 cd   &                  'iend=',iend(i,iint)
           do j=istart(i,iint),iend(i,iint)
             itypj=iabs(itype(j))
-            if (itypj.eq.21) cycle
+            if (itypj.eq.ntyp1) cycle
             xj=c(1,nres+j)-xi
             yj=c(2,nres+j)-yi
             zj=c(3,nres+j)-zi
@@ -1866,7 +1896,7 @@ cd      write(iout,*) 'In EELEC_soft_sphere'
       eello_turn4=0.0d0
       ind=0
       do i=iatel_s,iatel_e
-        if (itype(i).eq.21 .or. itype(i+1).eq.21) cycle
+        if (itype(i).eq.ntyp1 .or. itype(i+1).eq.ntyp1) cycle
         dxi=dc(1,i)
         dyi=dc(2,i)
         dzi=dc(3,i)
@@ -1876,7 +1906,7 @@ cd      write(iout,*) 'In EELEC_soft_sphere'
         num_conti=0
 c        write (iout,*) 'i',i,' ielstart',ielstart(i),' ielend',ielend(i)
         do j=ielstart(i),ielend(i)
-          if (itype(j).eq.21 .or. itype(j+1).eq.21) cycle
+          if (itype(j).eq.ntyp1 .or. itype(j+1).eq.ntyp1) cycle
           ind=ind+1
           iteli=itel(i)
           itelj=itel(j)
@@ -2341,7 +2371,11 @@ c        if (i .gt. iatel_s+2) then
         enddo
 c        if (i.gt. iatel_s+1 .and. i.lt.iatel_e+4) then
         if (i.gt. nnt+1 .and. i.lt.nct+1) then
-          iti1 = itortyp(itype(i-1))
+          if (itype(i-1).le.ntyp) then
+            iti1 = itortyp(itype(i-1))
+          else
+            iti1=ntortyp+1
+          endif
         else
           iti1=ntortyp+1
         endif
@@ -2755,8 +2789,8 @@ C
 C Loop over i,i+2 and i,i+3 pairs of the peptide groups
 C
       do i=iturn3_start,iturn3_end
-        if (itype(i).eq.21 .or. itype(i+1).eq.21 
-     &  .or. itype(i+2).eq.21 .or. itype(i+3).eq.21) cycle
+        if (itype(i).eq.ntyp1 .or. itype(i+1).eq.ntyp1
+     &  .or. itype(i+2).eq.ntyp1 .or. itype(i+3).eq.ntyp1) cycle
         dxi=dc(1,i)
         dyi=dc(2,i)
         dzi=dc(3,i)
@@ -2772,9 +2806,9 @@ C
         num_cont_hb(i)=num_conti
       enddo
       do i=iturn4_start,iturn4_end
-        if (itype(i).eq.21 .or. itype(i+1).eq.21
-     &    .or. itype(i+3).eq.21
-     &    .or. itype(i+4).eq.21) cycle
+        if (itype(i).eq.ntyp1 .or. itype(i+1).eq.ntyp1
+     &    .or. itype(i+3).eq.ntyp1
+     &    .or. itype(i+4).eq.ntyp1) cycle
         dxi=dc(1,i)
         dyi=dc(2,i)
         dzi=dc(3,i)
@@ -2786,7 +2820,7 @@ C
         zmedi=c(3,i)+0.5d0*dzi
         num_conti=num_cont_hb(i)
         call eelecij(i,i+3,ees,evdw1,eel_loc)
-        if (wturn4.gt.0.0d0 .and. itype(i+2).ne.21) 
+        if (wturn4.gt.0.0d0 .and. itype(i+2).ne.ntyp1) 
      &   call eturn4(i,eello_turn4)
         num_cont_hb(i)=num_conti
       enddo   ! i
@@ -2794,7 +2828,7 @@ c
 c Loop over all pairs of interacting peptide groups except i,i+2 and i,i+3
 c
       do i=iatel_s,iatel_e
-        if (itype(i).eq.21 .or. itype(i+1).eq.21) cycle
+        if (itype(i).eq.ntyp1 .or. itype(i+1).eq.ntyp1) cycle
         dxi=dc(1,i)
         dyi=dc(2,i)
         dzi=dc(3,i)
@@ -2808,7 +2842,7 @@ c        write (iout,*) 'i',i,' ielstart',ielstart(i),' ielend',ielend(i)
         num_conti=num_cont_hb(i)
         do j=ielstart(i),ielend(i)
 c          write (iout,*) i,j,itype(i),itype(j)
-          if (itype(j).eq.21 .or. itype(j+1).eq.21) cycle
+          if (itype(j).eq.ntyp1.or. itype(j+1).eq.ntyp1) cycle
           call eelecij(i,j,ees,evdw1,eel_loc)
         enddo ! j
         num_cont_hb(i)=num_conti
@@ -2910,7 +2944,9 @@ cd     &      1.0D0/dsqrt(rrmij),evdwij,eesij,
 cd     &      xmedi,ymedi,zmedi,xj,yj,zj
 
           if (energy_dec) then 
-              write (iout,'(a6,2i5,0pf7.3)') 'evdw1',i,j,evdwij
+              write (iout,'(a6,2i5,0pf7.3,2i5,2e11.3)') 
+     &'evdw1',i,j,evdwij
+     &,iteli,itelj,aaa,evdw1
               write (iout,'(a6,2i5,0pf7.3)') 'ees',i,j,eesij
           endif
 
@@ -3242,6 +3278,7 @@ cd          write (iout,*) 'i',i,' j',j,' eel_loc_ij',eel_loc_ij
 
           if (energy_dec) write (iout,'(a6,2i5,0pf7.3)')
      &            'eelloc',i,j,eel_loc_ij
+c              write (iout,*) a22,muij(1),a23,muij(2),a32,muij(3)
 
           eel_loc=eel_loc+eel_loc_ij
 C Partial derivatives in virtual-bond dihedral angles gamma
@@ -3802,7 +3839,7 @@ C
 cd    print '(a)','Enter ESCP'
 cd    write (iout,*) 'iatscp_s=',iatscp_s,' iatscp_e=',iatscp_e
       do i=iatscp_s,iatscp_e
-        if (itype(i).eq.21 .or. itype(i+1).eq.21) cycle
+        if (itype(i).eq.ntyp1 .or. itype(i+1).eq.ntyp1) cycle
         iteli=itel(i)
         xi=0.5D0*(c(1,i)+c(1,i+1))
         yi=0.5D0*(c(2,i)+c(2,i+1))
@@ -3811,7 +3848,7 @@ cd    write (iout,*) 'iatscp_s=',iatscp_s,' iatscp_e=',iatscp_e
         do iint=1,nscp_gr(i)
 
         do j=iscpstart(i,iint),iscpend(i,iint)
-          if (itype(j).eq.21) cycle
+          if (itype(j).eq.ntyp1) cycle
           itypj=iabs(itype(j))
 C Uncomment following three lines for SC-p interactions
 c         xj=c(1,nres+j)-xi
@@ -3898,7 +3935,7 @@ C
 cd    print '(a)','Enter ESCP'
 cd    write (iout,*) 'iatscp_s=',iatscp_s,' iatscp_e=',iatscp_e
       do i=iatscp_s,iatscp_e
-        if (itype(i).eq.21 .or. itype(i+1).eq.21) cycle
+        if (itype(i).eq.ntyp1 .or. itype(i+1).eq.ntyp1) cycle
         iteli=itel(i)
         xi=0.5D0*(c(1,i)+c(1,i+1))
         yi=0.5D0*(c(2,i)+c(2,i+1))
@@ -3908,7 +3945,7 @@ cd    write (iout,*) 'iatscp_s=',iatscp_s,' iatscp_e=',iatscp_e
 
         do j=iscpstart(i,iint),iscpend(i,iint)
           itypj=iabs(itype(j))
-          if (itypj.eq.21) cycle
+          if (itypj.eq.ntyp1) cycle
 C Uncomment following three lines for SC-p interactions
 c         xj=c(1,nres+j)-xi
 c         yj=c(2,nres+j)-yi
@@ -3928,8 +3965,9 @@ C Uncomment following three lines for Ca-p interactions
           endif
           evdwij=e1+e2
           evdw2=evdw2+evdwij
-          if (energy_dec) write (iout,'(a6,2i5,0pf7.3)')
-     &        'evdw2',i,j,evdwij
+          if (energy_dec) write (iout,'(a6,2i5,0pf7.3,2i3,3e11.3)')
+     &        'evdw2',i,j,evdwij,iteli,itypj,fac,aad(itypj,iteli),
+     &       bad(itypj,iteli)
 C
 C Calculate contributions to the gradient in the virtual-bond and SC vectors.
 C
@@ -4180,7 +4218,7 @@ c
       estr=0.0d0
       estr1=0.0d0
       do i=ibondp_start,ibondp_end
-        if (itype(i-1).eq.21 .or. itype(i).eq.21) then
+        if (itype(i-1).eq.ntyp1 .or. itype(i).eq.ntyp1) then
           estr1=estr1+gnmr1(vbld(i),-1.0d0,distchainmax)
           do j=1,3
           gradb(j,i-1)=gnmr1prim(vbld(i),-1.0d0,distchainmax)
@@ -4205,7 +4243,7 @@ c 09/18/07 AL: multimodal bond potential based on AM1 CA-SC PMF's included
 c
       do i=ibond_start,ibond_end
         iti=iabs(itype(i))
-        if (iti.ne.10 .and. iti.ne.21) then
+        if (iti.ne.10 .and. iti.ne.ntyp1) then
           nbi=nbondterm(iti)
           if (nbi.eq.1) then
             diff=vbld(i+nres)-vbldsc0(1,iti)
@@ -4278,7 +4316,7 @@ c      time12=1.0d0
       etheta=0.0D0
 c     write (*,'(a,i2)') 'EBEND ICG=',icg
       do i=ithet_start,ithet_end
-        if (itype(i-1).eq.21) cycle
+        if (itype(i-1).eq.ntyp1) cycle
 C Zero the energy function and its derivative at 0 or pi.
         call splinthet(theta(i),0.5d0*delta,ss,ssd)
         it=itype(i-1)
@@ -4295,7 +4333,7 @@ C Zero the energy function and its derivative at 0 or pi.
           ichir22=isign(1,itype(i))
          endif
 
-        if (i.gt.3 .and. itype(i-2).ne.21) then
+        if (i.gt.3 .and. itype(i-2).ne.ntyp1) then
 #ifdef OSF
          phii=phi(i)
           if (phii.ne.phii) phii=150.0
@@ -4308,7 +4346,7 @@ C Zero the energy function and its derivative at 0 or pi.
           y(1)=0.0D0
           y(2)=0.0D0
         endif
-        if (i.lt.nres .and. itype(i).ne.21) then
+        if (i.lt.nres .and. itype(i).ne.ntyp1) then
 #ifdef OSF
          phii1=phi(i+1)
           if (phii1.ne.phii1) phii1=150.0
       logical lprn /.false./, lprn1 /.false./
       etheta=0.0D0
       do i=ithet_start,ithet_end
-        if (itype(i-1).eq.21) cycle
+        if (itype(i-1).eq.ntyp1) cycle
+        if (iabs(itype(i+1)).eq.20) iblock=2
+        if (iabs(itype(i+1)).ne.20) iblock=1
         dethetai=0.0d0
         dephii=0.0d0
         dephii1=0.0d0
         theti2=0.5d0*theta(i)
-        ityp2=ithetyp(iabs(itype(i-1)))
+        ityp2=ithetyp((itype(i-1)))
         do k=1,nntheterm
           coskt(k)=dcos(k*theti2)
           sinkt(k)=dsin(k*theti2)
         enddo
-        if (i.gt.3 .and. itype(i-2).ne.21) then
+        if (i.gt.3 .and. itype(i-2).ne.ntyp1) then
 #ifdef OSF
           phii=phi(i)
           if (phii.ne.phii) phii=150.0
 #else
           phii=phi(i)
 #endif
-          ityp1=ithetyp(iabs(itype(i-2)))
+          ityp1=ithetyp((itype(i-2)))
+C propagation of chirality for glycine type
           do k=1,nsingle
             cosph1(k)=dcos(k*phii)
             sinph1(k)=dsin(k*phii)
@@ -4546,7 +4587,7 @@ C
             sinph1(k)=0.0d0
           enddo 
         endif
-        if (i.lt.nres .and. itype(i).ne.21) then
+        if (i.lt.nres .and. itype(i).ne.ntyp1) then
 #ifdef OSF
           phii1=phi(i+1)
           if (phii1.ne.phii1) phii1=150.0
@@ -4554,7 +4595,7 @@ C
 #else
           phii1=phi(i+1)
 #endif
-          ityp3=ithetyp(iabs(itype(i)))
+          ityp3=ithetyp((itype(i)))
           do k=1,nsingle
             cosph2(k)=dcos(k*phii1)
             sinph2(k)=dsin(k*phii1)
@@ -4567,7 +4608,7 @@ C
             sinph2(k)=0.0d0
           enddo
         endif  
-        ethetai=aa0thet(ityp1,ityp2,ityp3)
+        ethetai=aa0thet(ityp1,ityp2,ityp3,iblock)
         do k=1,ndouble
           do l=1,k-1
             ccl=cosph1(l)*cosph2(k-l)
         enddo
         endif
         do k=1,ntheterm
-          ethetai=ethetai+aathet(k,ityp1,ityp2,ityp3)*sinkt(k)
-          dethetai=dethetai+0.5d0*k*aathet(k,ityp1,ityp2,ityp3)
+          ethetai=ethetai+aathet(k,ityp1,ityp2,ityp3,iblock)*sinkt(k)
+          dethetai=dethetai+0.5d0*k*aathet(k,ityp1,ityp2,ityp3,iblock)
      &      *coskt(k)
           if (lprn)
-     &    write (iout,*) "k",k," aathet",aathet(k,ityp1,ityp2,ityp3),
+     &    write (iout,*) "k",k,"
+     &     aathet",aathet(k,ityp1,ityp2,ityp3,iblock),
      &     " ethetai",ethetai
         enddo
         if (lprn) then
         endif
         do m=1,ntheterm2
           do k=1,nsingle
-            aux=bbthet(k,m,ityp1,ityp2,ityp3)*cosph1(k)
-     &         +ccthet(k,m,ityp1,ityp2,ityp3)*sinph1(k)
-     &         +ddthet(k,m,ityp1,ityp2,ityp3)*cosph2(k)
-     &         +eethet(k,m,ityp1,ityp2,ityp3)*sinph2(k)
+            aux=bbthet(k,m,ityp1,ityp2,ityp3,iblock)*cosph1(k)
+     &         +ccthet(k,m,ityp1,ityp2,ityp3,iblock)*sinph1(k)
+     &         +ddthet(k,m,ityp1,ityp2,ityp3,iblock)*cosph2(k)
+     &         +eethet(k,m,ityp1,ityp2,ityp3,iblock)*sinph2(k)
             ethetai=ethetai+sinkt(m)*aux
             dethetai=dethetai+0.5d0*m*aux*coskt(m)
             dephii=dephii+k*sinkt(m)*(
-     &          ccthet(k,m,ityp1,ityp2,ityp3)*cosph1(k)-
-     &          bbthet(k,m,ityp1,ityp2,ityp3)*sinph1(k))
+     &          ccthet(k,m,ityp1,ityp2,ityp3,iblock)*cosph1(k)-
+     &          bbthet(k,m,ityp1,ityp2,ityp3,iblock)*sinph1(k))
             dephii1=dephii1+k*sinkt(m)*(
-     &          eethet(k,m,ityp1,ityp2,ityp3)*cosph2(k)-
-     &          ddthet(k,m,ityp1,ityp2,ityp3)*sinph2(k))
+     &          eethet(k,m,ityp1,ityp2,ityp3,iblock)*cosph2(k)-
+     &          ddthet(k,m,ityp1,ityp2,ityp3,iblock)*sinph2(k))
             if (lprn)
      &      write (iout,*) "m",m," k",k," bbthet",
-     &         bbthet(k,m,ityp1,ityp2,ityp3)," ccthet",
-     &         ccthet(k,m,ityp1,ityp2,ityp3)," ddthet",
-     &         ddthet(k,m,ityp1,ityp2,ityp3)," eethet",
-     &         eethet(k,m,ityp1,ityp2,ityp3)," ethetai",ethetai
+     &         bbthet(k,m,ityp1,ityp2,ityp3,iblock)," ccthet",
+     &         ccthet(k,m,ityp1,ityp2,ityp3,iblock)," ddthet",
+     &         ddthet(k,m,ityp1,ityp2,ityp3,iblock)," eethet",
+     &         eethet(k,m,ityp1,ityp2,ityp3,iblock)," ethetai",ethetai
           enddo
         enddo
         if (lprn)
         do m=1,ntheterm3
           do k=2,ndouble
             do l=1,k-1
-              aux=ffthet(l,k,m,ityp1,ityp2,ityp3)*cosph1ph2(l,k)+
-     &            ffthet(k,l,m,ityp1,ityp2,ityp3)*cosph1ph2(k,l)+
-     &            ggthet(l,k,m,ityp1,ityp2,ityp3)*sinph1ph2(l,k)+
-     &            ggthet(k,l,m,ityp1,ityp2,ityp3)*sinph1ph2(k,l)
+              aux=ffthet(l,k,m,ityp1,ityp2,ityp3,iblock)*cosph1ph2(l,k)+
+     &            ffthet(k,l,m,ityp1,ityp2,ityp3,iblock)*cosph1ph2(k,l)+
+     &            ggthet(l,k,m,ityp1,ityp2,ityp3,iblock)*sinph1ph2(l,k)+
+     &            ggthet(k,l,m,ityp1,ityp2,ityp3,iblock)*sinph1ph2(k,l)
               ethetai=ethetai+sinkt(m)*aux
               dethetai=dethetai+0.5d0*m*coskt(m)*aux
               dephii=dephii+l*sinkt(m)*(
-     &           -ffthet(l,k,m,ityp1,ityp2,ityp3)*sinph1ph2(l,k)-
-     &            ffthet(k,l,m,ityp1,ityp2,ityp3)*sinph1ph2(k,l)+
-     &            ggthet(l,k,m,ityp1,ityp2,ityp3)*cosph1ph2(l,k)+
-     &            ggthet(k,l,m,ityp1,ityp2,ityp3)*cosph1ph2(k,l))
+     &           -ffthet(l,k,m,ityp1,ityp2,ityp3,iblock)*sinph1ph2(l,k)-
+     &            ffthet(k,l,m,ityp1,ityp2,ityp3,iblock)*sinph1ph2(k,l)+
+     &            ggthet(l,k,m,ityp1,ityp2,ityp3,iblock)*cosph1ph2(l,k)+
+     &            ggthet(k,l,m,ityp1,ityp2,ityp3,iblock)*cosph1ph2(k,l))
               dephii1=dephii1+(k-l)*sinkt(m)*(
-     &           -ffthet(l,k,m,ityp1,ityp2,ityp3)*sinph1ph2(l,k)+
-     &            ffthet(k,l,m,ityp1,ityp2,ityp3)*sinph1ph2(k,l)+
-     &            ggthet(l,k,m,ityp1,ityp2,ityp3)*cosph1ph2(l,k)-
-     &            ggthet(k,l,m,ityp1,ityp2,ityp3)*cosph1ph2(k,l))
+     &           -ffthet(l,k,m,ityp1,ityp2,ityp3,iblock)*sinph1ph2(l,k)+
+     &            ffthet(k,l,m,ityp1,ityp2,ityp3,iblock)*sinph1ph2(k,l)+
+     &            ggthet(l,k,m,ityp1,ityp2,ityp3,iblock)*cosph1ph2(l,k)-
+     &            ggthet(k,l,m,ityp1,ityp2,ityp3,iblock)*cosph1ph2(k,l))
               if (lprn) then
               write (iout,*) "m",m," k",k," l",l," ffthet",
-     &            ffthet(l,k,m,ityp1,ityp2,ityp3),
-     &            ffthet(k,l,m,ityp1,ityp2,ityp3)," ggthet",
-     &            ggthet(l,k,m,ityp1,ityp2,ityp3),
-     &            ggthet(k,l,m,ityp1,ityp2,ityp3)," ethetai",ethetai
+     &            ffthet(l,k,m,ityp1,ityp2,ityp3,iblock),
+     &            ffthet(k,l,m,ityp1,ityp2,ityp3,iblock)," ggthet",
+     &            ggthet(l,k,m,ityp1,ityp2,ityp3,iblock),
+     &            ggthet(k,l,m,ityp1,ityp2,ityp3,iblock),
+     &            " ethetai",ethetai
               write (iout,*) cosph1ph2(l,k)*sinkt(m),
      &            cosph1ph2(k,l)*sinkt(m),
      &            sinph1ph2(l,k)*sinkt(m),sinph1ph2(k,l)*sinkt(m)
@@ -4667,9 +4710,12 @@ C
           enddo
         enddo
 10      continue
-        if (lprn1) write (iout,'(i2,3f8.1,9h ethetai ,f10.5)') 
+c        lprn1=.true.
+        if (lprn1) 
+     &    write (iout,'(i2,3f8.1,9h ethetai ,f10.5)') 
      &   i,theta(i)*rad2deg,phii*rad2deg,
      &   phii1*rad2deg,ethetai
+c        lprn1=.false.
         etheta=etheta+ethetai
         if (i.gt.3) gloc(i-3,icg)=gloc(i-3,icg)+wang*dephii
         if (i.lt.nres) gloc(i-2,icg)=gloc(i-2,icg)+wang*dephii1
@@ -4704,7 +4750,7 @@ C ALPHA and OMEGA.
 c     write (iout,'(a)') 'ESC'
       do i=loc_start,loc_end
         it=itype(i)
-        if (it.eq.21) cycle
+        if (it.eq.ntyp1) cycle
         if (it.eq.10) goto 1
         nlobit=nlob(iabs(it))
 c       print *,'i=',i,' it=',it,' nlobit=',nlobit
@@ -5003,7 +5049,7 @@ C
       delta=0.02d0*pi
       escloc=0.0D0
       do i=loc_start,loc_end
-        if (itype(i).eq.21) cycle
+        if (itype(i).eq.ntyp1) cycle
         costtab(i+1) =dcos(theta(i+1))
         sinttab(i+1) =dsqrt(1-costtab(i+1)*costtab(i+1))
         cost2tab(i+1)=dsqrt(0.5d0*(1.0d0+costtab(i+1)))
@@ -5012,7 +5058,7 @@ C
         cosfac=dsqrt(cosfac2)
         sinfac2=0.5d0/(1.0d0-costtab(i+1))
         sinfac=dsqrt(sinfac2)
-        it=itype(i)
+        it=iabs(itype(i))
         if (it.eq.10) goto 1
 c
 C  Compute the axes of tghe local cartesian coordinates system; store in
@@ -5030,7 +5076,7 @@ C     &   dc_norm(3,i+nres)
           y_prime(j) = (dc_norm(j,i) + dc_norm(j,i-1))*sinfac
         enddo
         do j = 1,3
-          z_prime(j) = -uz(j,i-1)
+          z_prime(j) = -uz(j,i-1)*dsign(1.0d0,dfloat(itype(i)))
         enddo     
 c       write (2,*) "i",i
 c       write (2,*) "x_prime",(x_prime(j),j=1,3)
@@ -5052,7 +5098,7 @@ c
         do j = 1,3
           xx = xx + x_prime(j)*dc_norm(j,i+nres)
           yy = yy + y_prime(j)*dc_norm(j,i+nres)
-          zz = zz + dsign(1.0,itype(i))*z_prime(j)*dc_norm(j,i+nres)
+          zz = zz + z_prime(j)*dc_norm(j,i+nres)
         enddo
 
         xxtab(i)=xx
@@ -5112,7 +5158,9 @@ c     &   sumene4,
 c     &   dscp1,dscp2,sumene
 c        sumene = enesc(x,xx,yy,zz,cost2tab(i+1),sint2tab(i+1))
         escloc = escloc + sumene
-c        write (2,*) "i",i," escloc",sumene,escloc
+c        write (2,*) "i",i," escloc",sumene,escloc,it,itype(i)
+c     & ,zz,xx,yy
+c#define DEBUG
 #ifdef DEBUG
 C
 C This section to check the numerical derivatives of the energy of ith side
@@ -5156,6 +5204,7 @@ C End of diagnostics section.
 C        
 C Compute the gradient of esc
 C
+c        zz=zz*dsign(1.0,dfloat(itype(i)))
         pom_s1=(1.0d0+x(63))/(0.1d0 + dscp1)**2
         pom_s16=6*(1.0d0+x(64))/(0.1d0 + dscp1**6)**2
         pom_s2=(1.0d0+x(65))/(0.1d0 + dscp2)**2
@@ -5180,7 +5229,7 @@ C
      &        +(sumene2x+sumene4x*cost2tab(i+1))*(s2+s2_6)
      &        +(pom1+pom2)*pom_dx
 #ifdef DEBUG
-        write(2,*), "de_dxx = ", de_dxx,de_dxx_num
+        write(2,*), "de_dxx = ", de_dxx,de_dxx_num,itype(i)
 #endif
 C
         sumene1y=x(3) + 2*x(6)*yy + x(9)*xx + x(10)*zz
@@ -5195,7 +5244,7 @@ C
      &        +(sumene2y+sumene4y*cost2tab(i+1))*(s2+s2_6)
      &        +(pom1-pom2)*pom_dy
 #ifdef DEBUG
-        write(2,*), "de_dyy = ", de_dyy,de_dyy_num
+        write(2,*), "de_dyy = ", de_dyy,de_dyy_num,itype(i)
 #endif
 C
         de_dzz =(x(24) +2*x(27)*zz +x(28)*xx +x(30)*yy
      &  +x(60)*xx*yy)*cost2tab(i+1)*(s2+s2_6)
      &  + ( x(14) + 2*x(17)*zz+  x(18)*xx + x(20)*yy)*(s2+s2_6)
 #ifdef DEBUG
-        write(2,*), "de_dzz = ", de_dzz,de_dzz_num
+        write(2,*), "de_dzz = ", de_dzz,de_dzz_num,itype(i)
 #endif
 C
         de_dt =  0.5d0*sumene3*cost2tab(i+1)*(s1+s1_6) 
      &  -0.5d0*sumene4*sint2tab(i+1)*(s2+s2_6)
      &  +pom1*pom_dt1+pom2*pom_dt2
 #ifdef DEBUG
-        write(2,*), "de_dt = ", de_dt,de_dt_num
+        write(2,*), "de_dt = ", de_dt,de_dt_num,itype(i)
 #endif
+c#undef DEBUG
 c 
 C
        cossc=scalar(dc_norm(1,i),dc_norm(1,i+nres))
@@ -5240,13 +5290,16 @@ c     &   (dC_norm(j,i-1),j=1,3)," vbld_inv",vbld_inv(i+1),vbld_inv(i)
          dZZ_Ci1(k)=0.0d0
          dZZ_Ci(k)=0.0d0
          do j=1,3
-           dZZ_Ci(k)=dZZ_Ci(k)-uzgrad(j,k,2,i-1)*dC_norm(j,i+nres)
-           dZZ_Ci1(k)=dZZ_Ci1(k)-uzgrad(j,k,1,i-1)*dC_norm(j,i+nres)
+           dZZ_Ci(k)=dZZ_Ci(k)-uzgrad(j,k,2,i-1)
+     &     *dsign(1.0d0,dfloat(itype(i)))*dC_norm(j,i+nres)
+           dZZ_Ci1(k)=dZZ_Ci1(k)-uzgrad(j,k,1,i-1)
+     &     *dsign(1.0d0,dfloat(itype(i)))*dC_norm(j,i+nres)
          enddo
           
          dXX_XYZ(k)=vbld_inv(i+nres)*(x_prime(k)-xx*dC_norm(k,i+nres))
          dYY_XYZ(k)=vbld_inv(i+nres)*(y_prime(k)-yy*dC_norm(k,i+nres))
-         dZZ_XYZ(k)=vbld_inv(i+nres)*(z_prime(k)-zz*dC_norm(k,i+nres))
+         dZZ_XYZ(k)=vbld_inv(i+nres)*
+     &   (z_prime(k)-zz*dC_norm(k,i+nres))
 c
          dt_dCi(k) = -dt_dCi(k)/sinttab(i+1)
          dt_dCi1(k)= -dt_dCi1(k)/sinttab(i+1)
@@ -5431,8 +5484,8 @@ c      lprn=.true.
       etors=0.0D0
       do i=iphi_start,iphi_end
       etors_ii=0.0D0
-        if (itype(i-2).eq.21 .or. itype(i-1).eq.21 
-     &      .or. itype(i).eq.21) cycle
+        if (itype(i-2).eq.ntyp1.or. itype(i-1).eq.ntyp1
+     &      .or. itype(i).eq.ntyp1) cycle
        itori=itortyp(itype(i-2))
        itori1=itortyp(itype(i-1))
         phii=phi(i)
@@ -5528,8 +5581,8 @@ C Set lprn=.true. for debugging
 c     lprn=.true.
       etors=0.0D0
       do i=iphi_start,iphi_end
-        if (itype(i-2).eq.21 .or. itype(i-1).eq.21 
-     &       .or. itype(i).eq.21) cycle
+        if (itype(i-2).eq.ntyp1 .or. itype(i-1).eq.ntyp1 
+     &       .or. itype(i).eq.ntyp1) cycle
         etors_ii=0.0D0
          if (iabs(itype(i)).eq.20) then
          iblock=2
@@ -5628,9 +5681,10 @@ C Set lprn=.true. for debugging
       lprn=.false.
 c     lprn=.true.
       etors_d=0.0D0
+c      write(iout,*) "a tu??"
       do i=iphid_start,iphid_end
-        if (itype(i-2).eq.21 .or. itype(i-1).eq.21
-     &      .or. itype(i).eq.21 .or. itype(i+1).eq.21) cycle
+        if (itype(i-2).eq.ntyp1 .or. itype(i-1).eq.ntyp1
+     &      .or. itype(i).eq.ntyp1 .or. itype(i+1).eq.ntyp1) cycle
         itori=itortyp(itype(i-2))
         itori1=itortyp(itype(i-1))
         itori2=itortyp(itype(i))
@@ -5706,29 +5760,53 @@ c        amino-acid residues.
 C Set lprn=.true. for debugging
       lprn=.false.
 c      lprn=.true.
-c      write (iout,*) "EBACK_SC_COR",iphi_start,iphi_end,nterm_sccor
+c      write (iout,*) "EBACK_SC_COR",itau_start,itau_end
       esccor=0.0D0
-      do i=iphi_start,iphi_end
-        if (itype(i-2).eq.21 .or. itype(i-1).eq.21) cycle
+      do i=itau_start,itau_end
+        if ((itype(i-2).eq.ntyp1).or.(itype(i-1).eq.ntyp1)) cycle
         esccor_ii=0.0D0
-        itori=iabs(itype(i-2))
-        itori1=iabs(itype(i-1))
+        isccori=isccortyp(itype(i-2))
+        isccori1=isccortyp(itype(i-1))
+c      write (iout,*) "EBACK_SC_COR",i,nterm_sccor(isccori,isccori1)
         phii=phi(i)
+        do intertyp=1,3 !intertyp
+cc Added 09 May 2012 (Adasko)
+cc  Intertyp means interaction type of backbone mainchain correlation: 
+c   1 = SC...Ca...Ca...Ca
+c   2 = Ca...Ca...Ca...SC
+c   3 = SC...Ca...Ca...SCi
         gloci=0.0D0
-        do j=1,nterm_sccor
-          v1ij=v1sccor(j,itori,itori1)
-          v2ij=v2sccor(j,itori,itori1)
-          cosphi=dcos(j*phii)
-          sinphi=dsin(j*phii)
+        if (((intertyp.eq.3).and.((itype(i-2).eq.10).or.
+     &      (itype(i-1).eq.10).or.(itype(i-2).eq.ntyp1).or.
+     &      (itype(i-1).eq.ntyp1)))
+     &    .or. ((intertyp.eq.1).and.((itype(i-2).eq.10)
+     &     .or.(itype(i-2).eq.ntyp1).or.(itype(i-1).eq.ntyp1)
+     &     .or.(itype(i).eq.ntyp1)))
+     &    .or.((intertyp.eq.2).and.((itype(i-1).eq.10).or.
+     &      (itype(i-1).eq.ntyp1).or.(itype(i-2).eq.ntyp1).or.
+     &      (itype(i-3).eq.ntyp1)))) cycle
+        if ((intertyp.eq.2).and.(i.eq.4).and.(itype(1).eq.ntyp1)) cycle
+        if ((intertyp.eq.1).and.(i.eq.nres).and.(itype(nres).eq.ntyp1))
+     & cycle
+       do j=1,nterm_sccor(isccori,isccori1)
+          v1ij=v1sccor(j,intertyp,isccori,isccori1)
+          v2ij=v2sccor(j,intertyp,isccori,isccori1)
+          cosphi=dcos(j*tauangle(intertyp,i))
+          sinphi=dsin(j*tauangle(intertyp,i))
           esccor=esccor+v1ij*cosphi+v2ij*sinphi
           gloci=gloci+j*(v2ij*cosphi-v1ij*sinphi)
         enddo
+c      write (iout,*) "EBACK_SC_COR",i,v1ij*cosphi+v2ij*sinphi,intertyp
+        gloc_sc(intertyp,i-3,icg)=gloc_sc(intertyp,i-3,icg)+wsccor*gloci
         if (lprn)
      &  write (iout,'(2(a3,2x,i3,2x),2i3,6f8.3/26x,6f8.3/)')
-     &  restyp(itype(i-2)),i-2,restyp(itype(i-1)),i-1,itori,itori1,
-     &  (v1sccor(j,itori,itori1),j=1,6),(v2sccor(j,itori,itori1),j=1,6)
+     &  restyp(itype(i-2)),i-2,restyp(itype(i-1)),i-1,isccori,isccori1,
+     &  (v1sccor(j,intertyp,isccori,isccori1),j=1,6)
+     & ,(v2sccor(j,intertyp,isccori,isccori1),j=1,6)
         gsccor_loc(i-3)=gsccor_loc(i-3)+gloci
+       enddo !intertyp
       enddo
+
       return
       end
 c----------------------------------------------------------------------------
@@ -7932,7 +8010,7 @@ c----------------------------------------------------------------------------
       include 'COMMON.GEO'
       logical swap
       double precision vv(2),pizda(2,2),auxmat(2,2),auxvec(2),
-     & auxvec1(2),auxvec2(1),auxmat1(2,2)
+     & auxvec1(2),auxvec2(2),auxmat1(2,2)
       logical lprn
       common /kutas/ lprn
 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC