C 21/5/07 Calculate local sicdechain correlation energy
C
call eback_sc_corr(esccor)
+
+ if (wliptran.gt.0) then
+ call Eliptransfer(eliptran)
+ endif
+
C
C 12/1/95 Multi-body terms
C
call multibody_eello(ecorr,ecorr5,ecorr6,eturn6,n_corr,n_corr1)
c write (*,*) 'n_corr=',n_corr,' n_corr1=',n_corr1
c print *,ecorr,ecorr5,ecorr6,eturn6
+ else
+ ecorr=0.0d0
+ ecorr5=0.0d0
+ ecorr6=0.0d0
+ eturn6=0.0d0
endif
if (wcorr4.eq.0.0d0 .and. wcorr.gt.0.0d0) then
call multibody_hb(ecorr,ecorr5,ecorr6,n_corr,n_corr1)
endif
-C write (iout,*) "ft(6)",fact(6)," evdw",evdw," evdw_t",evdw_t
+ write (iout,*) "ft(6)",fact(6),wliptran,eliptran
#ifdef SPLITELE
if (shield_mode.gt.0) then
etot=fact(1)*wsc*(evdw+fact(6)*evdw_t)+fact(1)*wscp*evdw2
& +wturn3*fact(2)*eello_turn3+wturn6*fact(5)*eturn6
& +wel_loc*fact(2)*eel_loc+edihcnstr+wtor_d*fact(2)*etors_d
& +wbond*estr+wsccor*fact(1)*esccor+ethetacnstr
-C & +wliptran*eliptran
+ & +wliptran*eliptran
else
etot=wsc*(evdw+fact(6)*evdw_t)+wscp*evdw2+welec*fact(1)*ees
& +wvdwpp*evdw1
& +wturn3*fact(2)*eello_turn3+wturn6*fact(5)*eturn6
& +wel_loc*fact(2)*eel_loc+edihcnstr+wtor_d*fact(2)*etors_d
& +wbond*estr+wsccor*fact(1)*esccor+ethetacnstr
-C & +wliptran*eliptran
+ & +wliptran*eliptran
endif
#else
if (shield_mode.gt.0) then
& +wturn3*fact(2)*eello_turn3+wturn6*fact(5)*eturn6
& +wel_loc*fact(2)*eel_loc+edihcnstr+wtor_d*fact(2)*etors_d
& +wbond*estr+wsccor*fact(1)*esccor+ethetacnstr
-C & +wliptran*eliptran
+ & +wliptran*eliptran
else
etot=wsc*(evdw+fact(6)*evdw_t)+wscp*evdw2
& +welec*fact(1)*(ees+evdw1)
& +wturn3*fact(2)*eello_turn3+wturn6*fact(5)*eturn6
& +wel_loc*fact(2)*eel_loc+edihcnstr+wtor_d*fact(2)*etors_d
& +wbond*estr+wsccor*fact(1)*esccor+ethetacnstr
-C & +wliptran*eliptran
+ & +wliptran*eliptran
endif
#endif
energia(20)=edihcnstr
energia(21)=evdw_t
energia(24)=ethetacnstr
+ energia(22)=eliptran
c detecting NaNQ
#ifdef ISNAN
#ifdef AIX
c write (iout,*)'i=',i,' j=',j,' itypi=',itypi,' itypj=',itypj
eps0ij=eps(itypi,itypj)
fac=rrij**expon2
- e1=fac*fac*aa(itypi,itypj)
- e2=fac*bb(itypi,itypj)
+ e1=fac*fac*aa
+ e2=fac*bb
evdwij=e1+e2
ij=icant(itypi,itypj)
c ROZNICA z WHAM
cd & restyp(itypi),i,restyp(itypj),j,aa(itypi,itypj),
cd & bb(itypi,itypj),1.0D0/dsqrt(rrij),evdwij,epsi,sigm,
cd & (c(k,i),k=1,3),(c(k,j),k=1,3)
- if (bb(itypi,itypj).gt.0.0d0) then
+ if (bb.gt.0.0d0) then
evdw=evdw+evdwij
else
evdw_t=evdw_t+evdwij
rij=1.0D0/r_inv_ij
r_shift_inv=1.0D0/(rij+r0(itypi,itypj)-sigma(itypi,itypj))
fac=r_shift_inv**expon
- e1=fac*fac*aa(itypi,itypj)
- e2=fac*bb(itypi,itypj)
+ e1=fac*fac*aa
+ e2=fac*bb
evdwij=e_augm+e1+e2
ij=icant(itypi,itypj)
cd sigm=dabs(aa(itypi,itypj)/bb(itypi,itypj))**(1.0D0/6.0D0)
cd & bb(itypi,itypj),augm(itypi,itypj),epsi,sigm,
cd & sigma(itypi,itypj),1.0D0/dsqrt(rrij),evdwij,
cd & (c(k,i),k=1,3),(c(k,j),k=1,3)
- if (bb(itypi,itypj).gt.0.0d0) then
+ if (bb.gt.0.0d0) then
evdw=evdw+evdwij
else
evdw_t=evdw_t+evdwij
C Calculate whole angle-dependent part of epsilon and contributions
C to its derivatives
fac=(rrij*sigsq)**expon2
- e1=fac*fac*aa(itypi,itypj)
- e2=fac*bb(itypi,itypj)
+ e1=fac*fac*aa
+ e2=fac*bb
evdwij=eps1*eps2rt*eps3rt*(e1+e2)
eps2der=evdwij*eps3rt
eps3der=evdwij*eps2rt
evdwij=evdwij*eps2rt*eps3rt
ij=icant(itypi,itypj)
aux=eps1*eps2rt**2*eps3rt**2
- if (bb(itypi,itypj).gt.0.0d0) then
+ if (bb.gt.0.0d0) then
evdw=evdw+evdwij
else
evdw_t=evdw_t+evdwij
endif
if (calc_grad) then
if (lprn) then
- sigm=dabs(aa(itypi,itypj)/bb(itypi,itypj))**(1.0D0/6.0D0)
- epsi=bb(itypi,itypj)**2/aa(itypi,itypj)
+ sigm=dabs(aa/bb)**(1.0D0/6.0D0)
+ epsi=bb**2/aa
cd write (iout,'(2(a3,i3,2x),15(0pf7.3))')
cd & restyp(itypi),i,restyp(itypj),j,
cd & epsi,sigm,chi1,chi2,chip1,chip2,
if (yi.lt.0) yi=yi+boxysize
zi=mod(zi,boxzsize)
if (zi.lt.0) zi=zi+boxzsize
+ if ((zi.gt.bordlipbot)
+ &.and.(zi.lt.bordliptop)) then
+C the energy transfer exist
+ if (zi.lt.buflipbot) then
+C what fraction I am in
+ fracinbuf=1.0d0-
+ & ((zi-bordlipbot)/lipbufthick)
+C lipbufthick is thickenes of lipid buffore
+ sslipi=sscalelip(fracinbuf)
+ ssgradlipi=-sscagradlip(fracinbuf)/lipbufthick
+ elseif (zi.gt.bufliptop) then
+ fracinbuf=1.0d0-((bordliptop-zi)/lipbufthick)
+ sslipi=sscalelip(fracinbuf)
+ ssgradlipi=sscagradlip(fracinbuf)/lipbufthick
+ else
+ sslipi=1.0d0
+ ssgradlipi=0.0
+ endif
+ else
+ sslipi=0.0d0
+ ssgradlipi=0.0
+ endif
dxi=dc_norm(1,nres+i)
dyi=dc_norm(2,nres+i)
dzi=dc_norm(3,nres+i)
if (yj.lt.0) yj=yj+boxysize
zj=mod(zj,boxzsize)
if (zj.lt.0) zj=zj+boxzsize
+ if ((zj.gt.bordlipbot)
+ &.and.(zj.lt.bordliptop)) then
+C the energy transfer exist
+ if (zj.lt.buflipbot) then
+C what fraction I am in
+ fracinbuf=1.0d0-
+ & ((zj-bordlipbot)/lipbufthick)
+C lipbufthick is thickenes of lipid buffore
+ sslipj=sscalelip(fracinbuf)
+ ssgradlipj=-sscagradlip(fracinbuf)/lipbufthick
+ elseif (zj.gt.bufliptop) then
+ fracinbuf=1.0d0-((bordliptop-zj)/lipbufthick)
+ sslipj=sscalelip(fracinbuf)
+ ssgradlipj=sscagradlip(fracinbuf)/lipbufthick
+ else
+ sslipj=1.0d0
+ ssgradlipj=0.0
+ endif
+ else
+ sslipj=0.0d0
+ ssgradlipj=0.0
+ endif
+ aa=aa_lip(itypi,itypj)*(sslipi+sslipj)/2.0d0
+ & +aa_aq(itypi,itypj)*(2.0d0-sslipi-sslipj)/2.0d0
+ bb=bb_lip(itypi,itypj)*(sslipi+sslipj)/2.0d0
+ & +bb_aq(itypi,itypj)*(2.0d0-sslipi-sslipj)/2.0d0
+C write(iout,*) "czy jest 0", bb-bb_lip(itypi,itypj),
+C & bb-bb_aq(itypi,itypj)
dist_init=(xj-xi)**2+(yj-yi)**2+(zj-zi)**2
xj_safe=xj
yj_safe=yj
c---------------------------------------------------------------
rij_shift=1.0D0/rij_shift
fac=rij_shift**expon
- e1=fac*fac*aa(itypi,itypj)
- e2=fac*bb(itypi,itypj)
+ e1=fac*fac*aa
+ e2=fac*bb
evdwij=eps1*eps2rt*eps3rt*(e1+e2)
eps2der=evdwij*eps3rt
eps3der=evdwij*eps2rt
evdwij=evdwij*eps2rt*eps3rt
- if (bb(itypi,itypj).gt.0) then
+ if (bb.gt.0) then
evdw=evdw+evdwij*sss
else
evdw_t=evdw_t+evdwij*sss
c & " ij",ij," eneps",aux*e1/dabs(eps(itypi,itypj)),
c & aux*e2/eps(itypi,itypj)
c if (lprn) then
- sigm=dabs(aa(itypi,itypj)/bb(itypi,itypj))**(1.0D0/6.0D0)
- epsi=bb(itypi,itypj)**2/aa(itypi,itypj)
+ sigm=dabs(aa/bb)**(1.0D0/6.0D0)
+ epsi=bb**2/aa
+C#define DEBUG
#ifdef DEBUG
- write (iout,'(2(a3,i3,2x),17(0pf7.3))')
- & restyp(itypi),i,restyp(itypj),j,
- & epsi,sigm,chi1,chi2,chip1,chip2,
- & eps1,eps2rt**2,eps3rt**2,sig,sig0ij,
- & om1,om2,om12,1.0D0/rij,1.0D0/rij_shift,
- & evdwij
- write (iout,*) "pratial sum", evdw,evdw_t
+C write (iout,'(2(a3,i3,2x),17(0pf7.3))')
+C & restyp(itypi),i,restyp(itypj),j,
+C & epsi,sigm,chi1,chi2,chip1,chip2,
+C & eps1,eps2rt**2,eps3rt**2,sig,sig0ij,
+C & om1,om2,om12,1.0D0/rij,1.0D0/rij_shift,
+C & evdwij
+ write (iout,*) "pratial sum", evdw,evdw_t,e1,e2,fac,aa
#endif
+C#undef DEBUG
c endif
if (calc_grad) then
C Calculate gradient components.
sigder=fac*sigder
fac=rij*fac
fac=fac+evdwij/sss*sssgrad/sigma(itypi,itypj)*rij
+ gg_lipi(3)=eps1*(eps2rt*eps2rt)
+ &*(eps3rt*eps3rt)*sss/2.0d0*(faclip*faclip*
+ & (aa_lip(itypi,itypj)-aa_aq(itypi,itypj))
+ &+faclip*(bb_lip(itypi,itypj)-bb_aq(itypi,itypj)))
+ gg_lipj(3)=ssgradlipj*gg_lipi(3)
+ gg_lipi(3)=gg_lipi(3)*ssgradlipi
C Calculate the radial part of the gradient
gg(1)=xj*fac
gg(2)=yj*fac
dyi=dc_norm(2,nres+i)
dzi=dc_norm(3,nres+i)
dsci_inv=vbld_inv(i+nres)
+C returning the ith atom to box
+ xi=mod(xi,boxxsize)
+ if (xi.lt.0) xi=xi+boxxsize
+ yi=mod(yi,boxysize)
+ if (yi.lt.0) yi=yi+boxysize
+ zi=mod(zi,boxzsize)
+ if (zi.lt.0) zi=zi+boxzsize
+ if ((zi.gt.bordlipbot)
+ &.and.(zi.lt.bordliptop)) then
+C the energy transfer exist
+ if (zi.lt.buflipbot) then
+C what fraction I am in
+ fracinbuf=1.0d0-
+ & ((zi-bordlipbot)/lipbufthick)
+C lipbufthick is thickenes of lipid buffore
+ sslipi=sscalelip(fracinbuf)
+ ssgradlipi=-sscagradlip(fracinbuf)/lipbufthick
+ elseif (zi.gt.bufliptop) then
+ fracinbuf=1.0d0-((bordliptop-zi)/lipbufthick)
+ sslipi=sscalelip(fracinbuf)
+ ssgradlipi=sscagradlip(fracinbuf)/lipbufthick
+ else
+ sslipi=1.0d0
+ ssgradlipi=0.0
+ endif
+ else
+ sslipi=0.0d0
+ ssgradlipi=0.0
+ endif
C
C Calculate SC interaction energy.
C
c alf1=0.0D0
c alf2=0.0D0
c alf12=0.0D0
- xj=c(1,nres+j)-xi
- yj=c(2,nres+j)-yi
- zj=c(3,nres+j)-zi
+ xj=c(1,nres+j)
+ yj=c(2,nres+j)
+ zj=c(3,nres+j)
+C returning jth atom to box
+ xj=mod(xj,boxxsize)
+ if (xj.lt.0) xj=xj+boxxsize
+ yj=mod(yj,boxysize)
+ if (yj.lt.0) yj=yj+boxysize
+ zj=mod(zj,boxzsize)
+ if (zj.lt.0) zj=zj+boxzsize
+ if ((zj.gt.bordlipbot)
+ &.and.(zj.lt.bordliptop)) then
+C the energy transfer exist
+ if (zj.lt.buflipbot) then
+C what fraction I am in
+ fracinbuf=1.0d0-
+ & ((zj-bordlipbot)/lipbufthick)
+C lipbufthick is thickenes of lipid buffore
+ sslipj=sscalelip(fracinbuf)
+ ssgradlipj=-sscagradlip(fracinbuf)/lipbufthick
+ elseif (zj.gt.bufliptop) then
+ fracinbuf=1.0d0-((bordliptop-zj)/lipbufthick)
+ sslipj=sscalelip(fracinbuf)
+ ssgradlipj=sscagradlip(fracinbuf)/lipbufthick
+ else
+ sslipj=1.0d0
+ ssgradlipj=0.0
+ endif
+ else
+ sslipj=0.0d0
+ ssgradlipj=0.0
+ endif
+ aa=aa_lip(itypi,itypj)*(sslipi+sslipj)/2.0d0
+ & +aa_aq(itypi,itypj)*(2.0d0-sslipi-sslipj)/2.0d0
+ bb=bb_lip(itypi,itypj)*(sslipi+sslipj)/2.0d0
+ & +bb_aq(itypi,itypj)*(2.0d0-sslipi-sslipj)/2.0d0
+C write(iout,*),aa,aa_lip(itypi,itypj),aa_aq(itypi,itypj)
+C checking the distance
+ dist_init=(xj-xi)**2+(yj-yi)**2+(zj-zi)**2
+ xj_safe=xj
+ yj_safe=yj
+ zj_safe=zj
+ subchap=0
+C finding the closest
+ do xshift=-1,1
+ do yshift=-1,1
+ do zshift=-1,1
+ xj=xj_safe+xshift*boxxsize
+ yj=yj_safe+yshift*boxysize
+ zj=zj_safe+zshift*boxzsize
+ dist_temp=(xj-xi)**2+(yj-yi)**2+(zj-zi)**2
+ if(dist_temp.lt.dist_init) then
+ dist_init=dist_temp
+ xj_temp=xj
+ yj_temp=yj
+ zj_temp=zj
+ subchap=1
+ endif
+ enddo
+ enddo
+ enddo
+ if (subchap.eq.1) then
+ xj=xj_temp-xi
+ yj=yj_temp-yi
+ zj=zj_temp-zi
+ else
+ xj=xj_safe-xi
+ yj=yj_safe-yi
+ zj=zj_safe-zi
+ endif
dxj=dc_norm(1,nres+j)
dyj=dc_norm(2,nres+j)
dzj=dc_norm(3,nres+j)
c---------------------------------------------------------------
rij_shift=1.0D0/rij_shift
fac=rij_shift**expon
- e1=fac*fac*aa(itypi,itypj)
- e2=fac*bb(itypi,itypj)
+ e1=fac*fac*aa
+ e2=fac*bb
evdwij=eps1*eps2rt*eps3rt*(e1+e2)
eps2der=evdwij*eps3rt
eps3der=evdwij*eps2rt
fac_augm=rrij**expon
e_augm=augm(itypi,itypj)*fac_augm
evdwij=evdwij*eps2rt*eps3rt
- if (bb(itypi,itypj).gt.0.0d0) then
+ if (bb.gt.0.0d0) then
evdw=evdw+evdwij+e_augm
else
evdw_t=evdw_t+evdwij+e_augm
gg(k)=gg(k)+eom1*dcosom1(k)+eom2*dcosom2(k)
enddo
do k=1,3
- gvdwx(k,i)=gvdwx(k,i)-gg(k)
+ gvdwx(k,i)=gvdwx(k,i)-gg(k)+gg_lipi(k)
& +(eom12*(dc_norm(k,nres+j)-om12*dc_norm(k,nres+i))
& +eom1*(erij(k)-om1*dc_norm(k,nres+i)))*dsci_inv
- gvdwx(k,j)=gvdwx(k,j)+gg(k)
+ gvdwx(k,j)=gvdwx(k,j)+gg(k)+gg_lipi(k)
& +(eom12*(dc_norm(k,nres+i)-om12*dc_norm(k,nres+j))
& +eom2*(erij(k)-om2*dc_norm(k,nres+j)))*dscj_inv
enddo
C
do k=i,j-1
do l=1,3
- gvdwc(l,k)=gvdwc(l,k)+gg(l)
+ gvdwc(l,k)=gvdwc(l,k)+gg(l)+gg_lipi(l)
enddo
enddo
+ do l=1,3
+ gvdwc(l,j)=gvdwc(l,j)+gg_lipj(l)
+ enddo
return
end
c------------------------------------------------------------------------------
num_conti=0
c write (iout,*) 'i',i,' ielstart',ielstart(i),' ielend',ielend(i)
do j=ielstart(i),ielend(i)
- if (j.le.1) cycle
+C if (j.le.1) cycle
C if (itype(j).eq.ntyp1 .or. itype(j+1).eq.ntyp1
C & .or.itype(j+2).eq.ntyp1
C &) cycle
return
end
C--------------------------------------------------------------------------
+C-----------------------------------------------------------------------
+ double precision function sscalelip(r)
+ double precision r,gamm
+ include "COMMON.SPLITELE"
+C if(r.lt.r_cut-rlamb) then
+C sscale=1.0d0
+C else if(r.le.r_cut.and.r.ge.r_cut-rlamb) then
+C gamm=(r-(r_cut-rlamb))/rlamb
+ sscalelip=1.0d0+r*r*(2*r-3.0d0)
+C else
+C sscale=0d0
+C endif
+ return
+ end
+C-----------------------------------------------------------------------
+ double precision function sscagradlip(r)
+ double precision r,gamm
+ include "COMMON.SPLITELE"
+C if(r.lt.r_cut-rlamb) then
+C sscagrad=0.0d0
+C else if(r.le.r_cut.and.r.ge.r_cut-rlamb) then
+C gamm=(r-(r_cut-rlamb))/rlamb
+ sscagradlip=r*(6*r-6.0d0)
+C else
+C sscagrad=0.0d0
+C endif
+ return
+ end
+
+C-----------------------------------------------------------------------
+CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
+ subroutine Eliptransfer(eliptran)
+ implicit real*8 (a-h,o-z)
+ include 'DIMENSIONS'
+ include 'COMMON.GEO'
+ include 'COMMON.VAR'
+ include 'COMMON.LOCAL'
+ include 'COMMON.CHAIN'
+ include 'COMMON.DERIV'
+ include 'COMMON.INTERACT'
+ include 'COMMON.IOUNITS'
+ include 'COMMON.CALC'
+ include 'COMMON.CONTROL'
+ include 'COMMON.SPLITELE'
+ include 'COMMON.SBRIDGE'
+C this is done by Adasko
+C print *,"wchodze"
+C structure of box:
+C water
+C--bordliptop-- buffore starts
+C--bufliptop--- here true lipid starts
+C lipid
+C--buflipbot--- lipid ends buffore starts
+C--bordlipbot--buffore ends
+ eliptran=0.0
+ write(iout,*) "I am in?"
+ do i=1,nres
+C do i=1,1
+ if (itype(i).eq.ntyp1) cycle
+ positi=(mod(((c(3,i)+c(3,i+1))/2.0d0),boxzsize))
+ if (positi.le.0) positi=positi+boxzsize
+C print *,i
+C first for peptide groups
+c for each residue check if it is in lipid or lipid water border area
+ if ((positi.gt.bordlipbot)
+ &.and.(positi.lt.bordliptop)) then
+C the energy transfer exist
+ if (positi.lt.buflipbot) then
+C what fraction I am in
+ fracinbuf=1.0d0-
+ & ((positi-bordlipbot)/lipbufthick)
+C lipbufthick is thickenes of lipid buffore
+ sslip=sscalelip(fracinbuf)
+ ssgradlip=-sscagradlip(fracinbuf)/lipbufthick
+ eliptran=eliptran+sslip*pepliptran
+ gliptranc(3,i)=gliptranc(3,i)+ssgradlip*pepliptran/2.0d0
+ gliptranc(3,i-1)=gliptranc(3,i-1)+ssgradlip*pepliptran/2.0d0
+C gliptranc(3,i-2)=gliptranc(3,i)+ssgradlip*pepliptran
+ elseif (positi.gt.bufliptop) then
+ fracinbuf=1.0d0-((bordliptop-positi)/lipbufthick)
+ sslip=sscalelip(fracinbuf)
+ ssgradlip=sscagradlip(fracinbuf)/lipbufthick
+ eliptran=eliptran+sslip*pepliptran
+ gliptranc(3,i)=gliptranc(3,i)+ssgradlip*pepliptran/2.0d0
+ gliptranc(3,i-1)=gliptranc(3,i-1)+ssgradlip*pepliptran/2.0d0
+C gliptranc(3,i-2)=gliptranc(3,i)+ssgradlip*pepliptran
+C print *, "doing sscalefor top part"
+C print *,i,sslip,fracinbuf,ssgradlip
+ else
+ eliptran=eliptran+pepliptran
+C print *,"I am in true lipid"
+ endif
+C else
+C eliptran=elpitran+0.0 ! I am in water
+ endif
+ enddo
+C print *, "nic nie bylo w lipidzie?"
+C now multiply all by the peptide group transfer factor
+C eliptran=eliptran*pepliptran
+C now the same for side chains
+CV do i=1,1
+ do i=1,nres
+ if (itype(i).eq.ntyp1) cycle
+ positi=(mod(c(3,i+nres),boxzsize))
+ if (positi.le.0) positi=positi+boxzsize
+C print *,mod(c(3,i+nres),boxzsize),bordlipbot,bordliptop
+c for each residue check if it is in lipid or lipid water border area
+C respos=mod(c(3,i+nres),boxzsize)
+C print *,positi,bordlipbot,buflipbot
+ if ((positi.gt.bordlipbot)
+ & .and.(positi.lt.bordliptop)) then
+C the energy transfer exist
+ if (positi.lt.buflipbot) then
+ fracinbuf=1.0d0-
+ & ((positi-bordlipbot)/lipbufthick)
+C lipbufthick is thickenes of lipid buffore
+ sslip=sscalelip(fracinbuf)
+ ssgradlip=-sscagradlip(fracinbuf)/lipbufthick
+ eliptran=eliptran+sslip*liptranene(itype(i))
+ gliptranx(3,i)=gliptranx(3,i)
+ &+ssgradlip*liptranene(itype(i))
+ gliptranc(3,i-1)= gliptranc(3,i-1)
+ &+ssgradlip*liptranene(itype(i))
+C print *,"doing sccale for lower part"
+ elseif (positi.gt.bufliptop) then
+ fracinbuf=1.0d0-
+ &((bordliptop-positi)/lipbufthick)
+ sslip=sscalelip(fracinbuf)
+ ssgradlip=sscagradlip(fracinbuf)/lipbufthick
+ eliptran=eliptran+sslip*liptranene(itype(i))
+ gliptranx(3,i)=gliptranx(3,i)
+ &+ssgradlip*liptranene(itype(i))
+ gliptranc(3,i-1)= gliptranc(3,i-1)
+ &+ssgradlip*liptranene(itype(i))
+C print *, "doing sscalefor top part",sslip,fracinbuf
+ else
+ eliptran=eliptran+liptranene(itype(i))
+C print *,"I am in true lipid"
+ endif
+ endif ! if in lipid or buffor
+C else
+C eliptran=elpitran+0.0 ! I am in water
+ enddo
+ return
+ end
+C-------------------------------------------------------------------------------------