grad_shield,gg_tube,gg_tube_sc,gradafm !(3,maxres)
!-----------------------------NUCLEIC GRADIENT
real(kind=8),dimension(:,:),allocatable ::gradb_nucl,gradbx_nucl, &
- gvdwpsb1,gelpp,gvdwpsb,gelsbc,gelsbx,gvdwsbx,gvdwsbc
+ gvdwpsb1,gelpp,gvdwpsb,gelsbc,gelsbx,gvdwsbx,gvdwsbc,gsbloc,&
+ gsblocx
! real(kind=8),dimension(:,:),allocatable :: gloc,gloc_x !(maxvar,2)
real(kind=8),dimension(:,:),allocatable :: gel_loc,gel_loc_long,&
gcorr3_turn,gcorr4_turn,gcorr6_turn,gradb,gradbx !(3,maxres)
! call multibody_hb(ecorr,ecorr3,n_corr,n_corr1)
call epp_nucl_sub(evdwpp,eespp)
call epsb(evdwpsb,eelpsb)
+ call esb(esbloc)
print *,"after ebend", ebe_nucl
#ifdef TIMING
allocate(gelsbx(3,-1:nres))
allocate(gvdwsbx(3,-1:nres))
allocate(gvdwsbc(3,-1:nres))
+ allocate(gsbloc(3,-1:nres))
+ allocate(gsblocx(3,-1:nres))
+
!(3,maxres)
allocate(grad_shield_side(3,50,nres))
allocate(grad_shield_loc(3,50,nres))
enddo
return
end subroutine sc_grad_nucl
+!-----------------------------------------------------------------------
+ subroutine esb(esbloc)
+!C Calculate the local energy of a side chain and its derivatives in the
+!C corresponding virtual-bond valence angles THETA and the spherical angles
+!C ALPHA and OMEGA derived from AM1 all-atom calculations.
+!C added by Urszula Kozlowska. 07/11/2007
+!C
+ real(kind=8),dimension(3):: x_prime,y_prime,z_prime
+ real(kind=8),dimension(9):: x
+ real(kind=8) :: sumene,dsc_i,dp2_i,xx,yy,zz,sumene1, &
+ sumene2,sumene3,sumene4,s1,s1_6,s2,s2_6,&
+ de_dxx,de_dyy,de_dzz,de_dt,s1_t,s1_6_t,s2_t,s2_6_t
+ real(kind=8),dimension(3):: dXX_Ci1,dYY_Ci1,dZZ_Ci1,dXX_Ci,&
+ dYY_Ci,dZZ_Ci,dXX_XYZ,dYY_XYZ,dZZ_XYZ,dt_dCi,dt_dCi1
+ real(kind=8) :: esbloc,delta,cosfac2,cosfac,sinfac2,sinfac,de_dtt,&
+ cossc,cossc1,cosfac2xx,sinfac2yy,pom1,pom
+ integer::it,nlobit,i,j,k
+! common /sccalc/ time11,time12,time112,theti,it,nlobit
+ delta=0.02d0*pi
+ esbloc=0.0D0
+ do i=loc_start_nucl,loc_end_nucl
+ if (itype(i,2).eq.ntyp1_molec(2)) 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)))
+ sint2tab(i+1)=dsqrt(0.5d0*(1.0d0-costtab(i+1)))
+ cosfac2=0.5d0/(1.0d0+costtab(i+1))
+ cosfac=dsqrt(cosfac2)
+ sinfac2=0.5d0/(1.0d0-costtab(i+1))
+ sinfac=dsqrt(sinfac2)
+ it=itype(i,2)
+ if (it.eq.10) goto 1
+
+!c
+!C Compute the axes of tghe local cartesian coordinates system; store in
+!c x_prime, y_prime and z_prime
+!c
+ do j=1,3
+ x_prime(j) = 0.00
+ y_prime(j) = 0.00
+ z_prime(j) = 0.00
+ enddo
+!C write(2,*) "dc_norm", dc_norm(1,i+nres),dc_norm(2,i+nres),
+!C & dc_norm(3,i+nres)
+ do j = 1,3
+ x_prime(j) = (dc_norm(j,i) - dc_norm(j,i-1))*cosfac
+ 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)
+ enddo
+
+ xx=0.0d0
+ yy=0.0d0
+ zz=0.0d0
+ 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 + z_prime(j)*dc_norm(j,i+nres)
+ enddo
+
+ xxtab(i)=xx
+ yytab(i)=yy
+ zztab(i)=zz
+ it=itype(i,2)
+ do j = 1,9
+ x(j) = sc_parmin_nucl(j,it)
+ enddo
+#ifdef CHECK_COORD
+!Cc diagnostics - remove later
+ xx1 = dcos(alph(2))
+ yy1 = dsin(alph(2))*dcos(omeg(2))
+ zz1 = -dsin(alph(2))*dsin(omeg(2))
+ write(2,'(3f8.1,3f9.3,1x,3f9.3)') &
+ alph(2)*rad2deg,omeg(2)*rad2deg,theta(3)*rad2deg,xx,yy,zz,&
+ xx1,yy1,zz1
+!C," --- ", xx_w,yy_w,zz_w
+!c end diagnostics
+#endif
+ sumene = enesc_nucl(x,xx,yy,zz,cost2tab(i+1),sint2tab(i+1))
+ esbloc = esbloc + sumene
+ if (energy_dec) write(iout,*) "i",i," esbloc",sumene,esbloc,xx,yy,zz
+ if (energy_dec) write(iout,*) "x",(x(k),k=1,9)
+#ifdef DEBUG
+ write (2,*) "x",(x(k),k=1,9)
+!C
+!C This section to check the numerical derivatives of the energy of ith side
+!C chain in xx, yy, zz, and theta. Use the -DDEBUG compiler option or insert
+!C #define DEBUG in the code to turn it on.
+!C
+ write (2,*) "sumene =",sumene
+ aincr=1.0d-7
+ xxsave=xx
+ xx=xx+aincr
+ write (2,*) xx,yy,zz
+ sumenep = enesc(x,xx,yy,zz,cost2tab(i+1),sint2tab(i+1))
+ de_dxx_num=(sumenep-sumene)/aincr
+ xx=xxsave
+ write (2,*) "xx+ sumene from enesc=",sumenep,sumene
+ yysave=yy
+ yy=yy+aincr
+ write (2,*) xx,yy,zz
+ sumenep = enesc(x,xx,yy,zz,cost2tab(i+1),sint2tab(i+1))
+ de_dyy_num=(sumenep-sumene)/aincr
+ yy=yysave
+ write (2,*) "yy+ sumene from enesc=",sumenep,sumene
+ zzsave=zz
+ zz=zz+aincr
+ write (2,*) xx,yy,zz
+ sumenep = enesc(x,xx,yy,zz,cost2tab(i+1),sint2tab(i+1))
+ de_dzz_num=(sumenep-sumene)/aincr
+ zz=zzsave
+ write (2,*) "zz+ sumene from enesc=",sumenep,sumene
+ costsave=cost2tab(i+1)
+ sintsave=sint2tab(i+1)
+ cost2tab(i+1)=dcos(0.5d0*(theta(i+1)+aincr))
+ sint2tab(i+1)=dsin(0.5d0*(theta(i+1)+aincr))
+ sumenep = enesc(x,xx,yy,zz,cost2tab(i+1),sint2tab(i+1))
+ de_dt_num=(sumenep-sumene)/aincr
+ write (2,*) " t+ sumene from enesc=",sumenep,sumene
+ cost2tab(i+1)=costsave
+ sint2tab(i+1)=sintsave
+!C End of diagnostics section.
+#endif
+!C
+!C Compute the gradient of esc
+!C
+ de_dxx=x(1)+2*x(4)*xx+x(7)*zz+x(8)*yy
+ de_dyy=x(2)+2*x(5)*yy+x(8)*xx+x(9)*zz
+ de_dzz=x(3)+2*x(6)*zz+x(7)*xx+x(9)*yy
+ de_dtt=0.0d0
+#ifdef DEBUG
+ write (2,*) "x",(x(k),k=1,9)
+ write (2,*) "xx",xx," yy",yy," zz",zz
+ write (2,*) "de_xx ",de_xx," de_yy ",de_yy,&
+ " de_zz ",de_zz," de_tt ",de_tt
+ write (2,*) "de_xx_num",de_dxx_num," de_yy_num",de_dyy_num,&
+ " de_zz_num",de_dzz_num," de_dt_num",de_dt_num
+#endif
+!C
+ cossc=scalar(dc_norm(1,i),dc_norm(1,i+nres))
+ cossc1=scalar(dc_norm(1,i-1),dc_norm(1,i+nres))
+ cosfac2xx=cosfac2*xx
+ sinfac2yy=sinfac2*yy
+ do k = 1,3
+ dt_dCi(k) = -(dc_norm(k,i-1)+costtab(i+1)*dc_norm(k,i))*&
+ vbld_inv(i+1)
+ dt_dCi1(k)= -(dc_norm(k,i)+costtab(i+1)*dc_norm(k,i-1))*&
+ vbld_inv(i)
+ pom=(dC_norm(k,i+nres)-cossc*dC_norm(k,i))*vbld_inv(i+1)
+ pom1=(dC_norm(k,i+nres)-cossc1*dC_norm(k,i-1))*vbld_inv(i)
+!c write (iout,*) "i",i," k",k," pom",pom," pom1",pom1,
+!c & " dt_dCi",dt_dCi(k)," dt_dCi1",dt_dCi1(k)
+!c write (iout,*) "dC_norm",(dC_norm(j,i),j=1,3),
+!c & (dC_norm(j,i-1),j=1,3)," vbld_inv",vbld_inv(i+1),vbld_inv(i)
+ dXX_Ci(k)=pom*cosfac-dt_dCi(k)*cosfac2xx
+ dXX_Ci1(k)=-pom1*cosfac-dt_dCi1(k)*cosfac2xx
+ dYY_Ci(k)=pom*sinfac+dt_dCi(k)*sinfac2yy
+ dYY_Ci1(k)=pom1*sinfac+dt_dCi1(k)*sinfac2yy
+ 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)
+ 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))
+!c
+ dt_dCi(k) = -dt_dCi(k)/sinttab(i+1)
+ dt_dCi1(k)= -dt_dCi1(k)/sinttab(i+1)
+ enddo
+
+ do k=1,3
+ dXX_Ctab(k,i)=dXX_Ci(k)
+ dXX_C1tab(k,i)=dXX_Ci1(k)
+ dYY_Ctab(k,i)=dYY_Ci(k)
+ dYY_C1tab(k,i)=dYY_Ci1(k)
+ dZZ_Ctab(k,i)=dZZ_Ci(k)
+ dZZ_C1tab(k,i)=dZZ_Ci1(k)
+ dXX_XYZtab(k,i)=dXX_XYZ(k)
+ dYY_XYZtab(k,i)=dYY_XYZ(k)
+ dZZ_XYZtab(k,i)=dZZ_XYZ(k)
+ enddo
+ do k = 1,3
+!c write (iout,*) "k",k," dxx_ci1",dxx_ci1(k)," dyy_ci1",
+!c & dyy_ci1(k)," dzz_ci1",dzz_ci1(k)
+!c write (iout,*) "k",k," dxx_ci",dxx_ci(k)," dyy_ci",
+!c & dyy_ci(k)," dzz_ci",dzz_ci(k)
+!c write (iout,*) "k",k," dt_dci",dt_dci(k)," dt_dci",
+!c & dt_dci(k)
+!c write (iout,*) "k",k," dxx_XYZ",dxx_XYZ(k)," dyy_XYZ",
+!c & dyy_XYZ(k)," dzz_XYZ",dzz_XYZ(k)
+ gsbloc(k,i-1)=gsbloc(k,i-1)+de_dxx*dxx_ci1(k) &
+ +de_dyy*dyy_ci1(k)+de_dzz*dzz_ci1(k)+de_dt*dt_dCi1(k)
+ gsbloc(k,i)=gsbloc(k,i)+de_dxx*dxx_Ci(k) &
+ +de_dyy*dyy_Ci(k)+de_dzz*dzz_Ci(k)+de_dt*dt_dCi(k)
+ gsblocx(k,i)= de_dxx*dxx_XYZ(k)&
+ +de_dyy*dyy_XYZ(k)+de_dzz*dzz_XYZ(k)
+ enddo
+!c write(iout,*) "ENERGY GRAD = ", (gsbloc(k,i-1),k=1,3),
+!c & (gsbloc(k,i),k=1,3),(gsblocx(k,i),k=1,3)
+
+!C to check gradient call subroutine check_grad
+
+ 1 continue
+ enddo
+ return
+ end subroutine esb
+!=-------------------------------------------------------
+ real(kind=8) function enesc_nucl(x,xx,yy,zz,cost2,sint2)
+! implicit none
+ real(kind=8),dimension(9):: x(9)
+ real(kind=8) :: xx,yy,zz,cost2,sint2,sumene1,sumene2, &
+ sumene3,sumene4,sumene,dsc_i,dp2_i,dscp1,dscp2,s1,s1_6,s2,s2_6
+ integer i
+!c write (2,*) "enesc"
+!c write (2,*) "x",(x(i),i=1,9)
+!c write(2,*)"xx",xx," yy",yy," zz",zz," cost2",cost2," sint2",sint2
+ sumene=x(1)*xx+x(2)*yy+x(3)*zz+x(4)*xx**2 &
+ + x(5)*yy**2+x(6)*zz**2+x(7)*xx*zz+x(8)*xx*yy &
+ + x(9)*yy*zz
+ enesc_nucl=sumene
+ return
+ end function enesc_nucl
!----------------------------------------------------------------------------
!-----------------------------------------------------------------------------
projects / unres4.git / commitdiff