X-Git-Url: http://mmka.chem.univ.gda.pl/gitweb/?a=blobdiff_plain;f=source%2Funres%2Fsrc_MD%2Fenergy_p_new_barrier.F;h=236fdc2234948352bd42d3527d40b43765a5489c;hb=8568fc505b3e0d3f39901e7cf9de933603c71011;hp=ddf0420b14f4174b49fe167750eef485dbede392;hpb=94b8e262bc9a6abf9c4a779950b4aaff41acd251;p=unres.git diff --git a/source/unres/src_MD/energy_p_new_barrier.F b/source/unres/src_MD/energy_p_new_barrier.F index ddf0420..236fdc2 100644 --- a/source/unres/src_MD/energy_p_new_barrier.F +++ b/source/unres/src_MD/energy_p_new_barrier.F @@ -4365,8 +4365,13 @@ C include 'COMMON.CONTROL' dimension ggg(3) ehpb=0.0D0 + do i=1,3 + ggg(i)=0.0d0 + enddo +C write (iout,*) ,"link_end",link_end,constr_dist cd write(iout,*)'edis: nhpb=',nhpb,' fbr=',fbr -cd write(iout,*)'link_start=',link_start,' link_end=',link_end +c write(iout,*)'link_start=',link_start,' link_end=',link_end, +c & " constr_dist",constr_dist if (link_end.eq.0) return do i=link_start,link_end C If ihpb(i) and jhpb(i) > NRES, this is a SC-SC distance, otherwise a @@ -4385,106 +4390,81 @@ c write (iout,*) "i",i," ii",ii," iii",iii," jj",jj," jjj",jjj, c & dhpb(i),dhpb1(i),forcon(i) C 24/11/03 AL: SS bridges handled separately because of introducing a specific C distance and angle dependent SS bond potential. +C if (ii.gt.nres .and. iabs(itype(iii)).eq.1 .and. +C & iabs(itype(jjj)).eq.1) then cmc if (ii.gt.nres .and. itype(iii).eq.1 .and. itype(jjj).eq.1) then C 18/07/06 MC: Use the convention that the first nss pairs are SS bonds if (.not.dyn_ss .and. i.le.nss) then C 15/02/13 CC dynamic SSbond - additional check - if (ii.gt.nres - & .and. itype(iii).eq.1 .and. itype(jjj).eq.1) then - call ssbond_ene(iii,jjj,eij) - ehpb=ehpb+2*eij + if (ii.gt.nres .and. iabs(itype(iii)).eq.1 .and. + & iabs(itype(jjj)).eq.1) then + call ssbond_ene(iii,jjj,eij) + ehpb=ehpb+2*eij endif cd write (iout,*) "eij",eij - else if (ii.gt.nres .and. jj.gt.nres) then -c Restraints from contact prediction - dd=dist(ii,jj) - if (constr_dist.eq.11) then - ehpb=ehpb+fordepth(i)**4.0d0 - & *rlornmr1(dd,dhpb(i),dhpb1(i),forcon(i)) - fac=fordepth(i)**4.0d0 - & *rlornmr1prim(dd,dhpb(i),dhpb1(i),forcon(i))/dd - if (energy_dec) write (iout,'(a6,2i5,f15.6,2f8.3)') - & "edisl",ii,jj, - & fordepth(i)**4.0d0*rlornmr1(dd,dhpb(i),dhpb1(i),forcon(i)), - & fordepth(i),dd - else - if (dhpb1(i).gt.0.0d0) then - ehpb=ehpb+2*forcon(i)*gnmr1(dd,dhpb(i),dhpb1(i)) - fac=forcon(i)*gnmr1prim(dd,dhpb(i),dhpb1(i))/dd -c write (iout,*) "beta nmr", -c & dd,2*forcon(i)*gnmr1(dd,dhpb(i),dhpb1(i)) - else - dd=dist(ii,jj) - rdis=dd-dhpb(i) -C Get the force constant corresponding to this distance. - waga=forcon(i) -C Calculate the contribution to energy. - ehpb=ehpb+waga*rdis*rdis -c write (iout,*) "beta reg",dd,waga*rdis*rdis -C -C Evaluate gradient. -C - fac=waga*rdis/dd - endif - endif - do j=1,3 - ggg(j)=fac*(c(j,jj)-c(j,ii)) - enddo - do j=1,3 - ghpbx(j,iii)=ghpbx(j,iii)-ggg(j) - ghpbx(j,jjj)=ghpbx(j,jjj)+ggg(j) - enddo - do k=1,3 - ghpbc(k,jjj)=ghpbc(k,jjj)+ggg(k) - ghpbc(k,iii)=ghpbc(k,iii)-ggg(k) - enddo - else +cd & ' waga=',waga,' fac=',fac +! else if (ii.gt.nres .and. jj.gt.nres) then + else C Calculate the distance between the two points and its difference from the C target distance. dd=dist(ii,jj) - if (constr_dist.eq.11) then - ehpb=ehpb+fordepth(i)**4.0d0 + if (irestr_type(i).eq.11) then + ehpb=ehpb+fordepth(i)!**4.0d0 & *rlornmr1(dd,dhpb(i),dhpb1(i),forcon(i)) - fac=fordepth(i)**4.0d0 + fac=fordepth(i)!**4.0d0 & *rlornmr1prim(dd,dhpb(i),dhpb1(i),forcon(i))/dd - if (energy_dec) write (iout,'(a6,2i5,f15.6,2f8.3)') - 7 "edisl",ii,jj, - & fordepth(i)**4.0d0*rlornmr1(dd,dhpb(i),dhpb1(i),forcon(i)), - & fordepth(i),dd -c if (energy_dec) -c & write (iout,*) fac - else - if (dhpb1(i).gt.0.0d0) then - ehpb=ehpb+2*forcon(i)*gnmr1(dd,dhpb(i),dhpb1(i)) + if (energy_dec) write (iout,'(a6,2i5,6f10.3,i5)') + & "edisL",ii,jj,dd,dhpb(i),dhpb1(i),forcon(i),fordepth(i), + & ehpb,irestr_type(i) + else if (irestr_type(i).eq.10) then +c AL 6//19/2018 cross-link restraints + xdis = 0.5d0*(dd/forcon(i))**2 + expdis = dexp(-xdis) +c aux=(dhpb(i)+dhpb1(i)*xdis)*expdis+fordepth(i) + aux=(dhpb(i)+dhpb1(i)*xdis*xdis)*expdis+fordepth(i) +c write (iout,*)"HERE: xdis",xdis," expdis",expdis," aux",aux, +c & " wboltzd",wboltzd + ehpb=ehpb-wboltzd*xlscore(i)*dlog(aux) +c fac=-wboltzd*(dhpb1(i)*(1.0d0-xdis)-dhpb(i)) + fac=-wboltzd*xlscore(i)*(dhpb1(i)*(2.0d0-xdis)*xdis-dhpb(i)) + & *expdis/(aux*forcon(i)**2) + if (energy_dec) write(iout,'(a6,2i5,6f10.3,i5)') + & "edisX",ii,jj,dd,dhpb(i),dhpb1(i),forcon(i),fordepth(i), + & -wboltzd*xlscore(i)*dlog(aux),irestr_type(i) + else if (irestr_type(i).eq.2) then +c Quartic restraints + ehpb=ehpb+forcon(i)*gnmr1(dd,dhpb(i),dhpb1(i)) + if (energy_dec) write(iout,'(a6,2i5,5f10.3,i5)') + & "edisQ",ii,jj,dd,dhpb(i),dhpb1(i),forcon(i), + & forcon(i)*gnmr1(dd,dhpb(i),dhpb1(i)),irestr_type(i) fac=forcon(i)*gnmr1prim(dd,dhpb(i),dhpb1(i))/dd -c write (iout,*) "alph nmr", -c & dd,2*forcon(i)*gnmr1(dd,dhpb(i),dhpb1(i)) else +c Quadratic restraints rdis=dd-dhpb(i) C Get the force constant corresponding to this distance. waga=forcon(i) C Calculate the contribution to energy. - ehpb=ehpb+waga*rdis*rdis -c write (iout,*) "alpha reg",dd,waga*rdis*rdis + ehpb=ehpb+0.5d0*waga*rdis*rdis + if (energy_dec) write(iout,'(a6,2i5,5f10.3,i5)') + & "edisS",ii,jj,dd,dhpb(i),dhpb1(i),forcon(i), + & 0.5d0*waga*rdis*rdis,irestr_type(i) C C Evaluate gradient. C fac=waga*rdis/dd endif - endif -cd print *,'i=',i,' ii=',ii,' jj=',jj,' dhpb=',dhpb(i),' dd=',dd, -cd & ' waga=',waga,' fac=',fac - do j=1,3 - ggg(j)=fac*(c(j,jj)-c(j,ii)) - enddo +c Calculate Cartesian gradient + do j=1,3 + ggg(j)=fac*(c(j,jj)-c(j,ii)) + enddo cd print '(i3,3(1pe14.5))',i,(ggg(j),j=1,3) C If this is a SC-SC distance, we need to calculate the contributions to the C Cartesian gradient in the SC vectors (ghpbx). if (iii.lt.ii) then - do j=1,3 - ghpbx(j,iii)=ghpbx(j,iii)-ggg(j) - ghpbx(j,jjj)=ghpbx(j,jjj)+ggg(j) - enddo + do j=1,3 + ghpbx(j,iii)=ghpbx(j,iii)-ggg(j) + ghpbx(j,jjj)=ghpbx(j,jjj)+ggg(j) + enddo endif cgrad do j=iii,jjj-1 cgrad do k=1,3 @@ -4497,10 +4477,6 @@ cgrad enddo enddo endif enddo - if (constr_dist.ne.11) ehpb=0.5D0*ehpb -c do i=1,nres -c write (iout,*) "ghpbc",i,(ghpbc(j,i),j=1,3) -c enddo return end C--------------------------------------------------------------------------