X-Git-Url: http://mmka.chem.univ.gda.pl/gitweb/?a=blobdiff_plain;f=source%2Funres%2Fsrc_MD%2Fenergy_p_new_barrier.F;h=9edadf8492003c7338bead2cbda03c0ad18892c6;hb=52187c9365594597457799445140ea830f1141a3;hp=1a992858b335e7375c346c79b3a4f53a3129ebe4;hpb=aebadf9023e437f497f92dfcf2303c16f60917c1;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 1a99285..9edadf8 100644 --- a/source/unres/src_MD/energy_p_new_barrier.F +++ b/source/unres/src_MD/energy_p_new_barrier.F @@ -1065,7 +1065,7 @@ C------------------------------------------------------------------------ & 'ESC= ',1pE16.6,' WEIGHT=',1pD16.6,' (SC local)'/ & 'ETORS= ',1pE16.6,' WEIGHT=',1pD16.6,' (torsional)'/ & 'ETORSD=',1pE16.6,' WEIGHT=',1pD16.6,' (double torsional)'/ - & 'EHBP= ',1pE16.6,' WEIGHT=',1pD16.6, + & 'EHPB= ',1pE16.6,' WEIGHT=',1pD16.6, & ' (SS bridges & dist. cnstr.)'/ & 'ECORR4=',1pE16.6,' WEIGHT=',1pD16.6,' (multi-body)'/ & 'ECORR5=',1pE16.6,' WEIGHT=',1pD16.6,' (multi-body)'/ @@ -4266,49 +4266,90 @@ C iii and jjj point to the residues for which the distance is assigned. iii=ii jjj=jj endif -cd write (iout,*) "i",i," ii",ii," iii",iii," jj",jj," jjj",jjj +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. 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 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 (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 + 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 C Calculate the distance between the two points and its difference from the C target distance. - dd=dist(ii,jj) - rdis=dd-dhpb(i) + dd=dist(ii,jj) + 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,*) "alph nmr", +c & dd,2*forcon(i)*gnmr1(dd,dhpb(i),dhpb1(i)) + else + rdis=dd-dhpb(i) C Get the force constant corresponding to this distance. - waga=forcon(i) + waga=forcon(i) C Calculate the contribution to energy. - ehpb=ehpb+waga*rdis*rdis + ehpb=ehpb+waga*rdis*rdis +c write (iout,*) "alpha reg",dd,waga*rdis*rdis C C Evaluate gradient. C - fac=waga*rdis/dd + fac=waga*rdis/dd + 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 + 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 + 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 - endif + endif cgrad do j=iii,jjj-1 cgrad do k=1,3 cgrad ghpbc(k,j)=ghpbc(k,j)+ggg(k) cgrad enddo cgrad enddo - do k=1,3 - ghpbc(k,jjj)=ghpbc(k,jjj)+ggg(k) - ghpbc(k,iii)=ghpbc(k,iii)-ggg(k) - enddo + do k=1,3 + ghpbc(k,jjj)=ghpbc(k,jjj)+ggg(k) + ghpbc(k,iii)=ghpbc(k,iii)-ggg(k) + enddo endif enddo ehpb=0.5D0*ehpb