X-Git-Url: http://mmka.chem.univ.gda.pl/gitweb/?a=blobdiff_plain;f=source%2Funres%2Fsrc_MD%2Freadpdb.F;h=eaf41c8b0ad8b0e2d9e1203143f0a3e39a4a6b15;hb=d0ddccf5d840c8ca0e2c721c3859d026d3a37aa8;hp=563941b7de7f6af5da47cdf386fb2e3271fc81ce;hpb=478a9d9a1c99eb3f4bc4ca676ff3162bdd01d633;p=unres.git diff --git a/source/unres/src_MD/readpdb.F b/source/unres/src_MD/readpdb.F index 563941b..eaf41c8 100644 --- a/source/unres/src_MD/readpdb.F +++ b/source/unres/src_MD/readpdb.F @@ -13,16 +13,30 @@ C geometry. include 'COMMON.CONTROL' include 'COMMON.DISTFIT' include 'COMMON.SETUP' - character*3 seq,atom,res + integer i,j,ibeg,ishift1,ires,iii,ires_old,ishift,ity, + & ishift_pdb + logical lprn /.false./,fail + double precision e1(3),e2(3),e3(3) + double precision dcj,efree_temp + character*3 seq,res + character*5 atom character*80 card - dimension sccor(3,20) + double precision sccor(3,20) integer rescode + efree_temp=0.0d0 ibeg=1 + ishift1=0 + ishift=0 +c write (2,*) "UNRES_PDB",unres_pdb + ires=0 + ires_old=0 + iii=0 lsecondary=.false. nhfrag=0 nbfrag=0 do i=1,10000 read (ipdbin,'(a80)',end=10) card +c write (iout,'(a)') card if (card(:5).eq.'HELIX') then nhfrag=nhfrag+1 lsecondary=.true. @@ -41,79 +55,121 @@ crc to be corrected !!! crc---------------------------------------- endif if (card(:3).eq.'END' .or. card(:3).eq.'TER') goto 10 +c Read free energy + if (index(card,"FREE ENERGY").gt.0) read(card(35:),*) efree_temp C Fish out the ATOM cards. if (index(card(1:4),'ATOM').gt.0) then - read (card(14:16),'(a3)') atom - if (atom.eq.'CA' .or. atom.eq.'CH3') then + read (card(12:16),*) atom +c write (iout,*) "! ",atom," !",ires +c if (atom.eq.'CA' .or. atom.eq.'CH3') then + read (card(23:26),*) ires + read (card(18:20),'(a3)') res +c write (iout,*) "ires",ires,ires-ishift+ishift1, +c & " ires_old",ires_old +c write (iout,*) "ishift",ishift," ishift1",ishift1 +c write (iout,*) "IRES",ires-ishift+ishift1,ires_old + if (ires-ishift+ishift1.ne.ires_old) then C Calculate the CM of the preceding residue. +c if (ibeg.eq.0) call sccenter(ires,iii,sccor) if (ibeg.eq.0) then +c write (iout,*) "Calculating sidechain center iii",iii if (unres_pdb) then do j=1,3 - dc(j,ires+nres)=sccor(j,iii) + dc(j,ires)=sccor(j,iii) enddo else - call sccenter(ires,iii,sccor) + call sccenter(ires_old,iii,sccor) endif + iii=0 endif C Start new residue. - read (card(24:26),*) ires - read (card(18:20),'(a3)') res - if (ibeg.eq.1) then + if (res.eq.'Cl-' .or. res.eq.'Na+') then + ires=ires_old + cycle + else if (ibeg.eq.1) then +c write (iout,*) "BEG ires",ires ishift=ires-1 if (res.ne.'GLY' .and. res.ne. 'ACE') then ishift=ishift-1 itype(1)=21 endif + ires=ires-ishift+ishift1 + ires_old=ires +c write (iout,*) "ishift",ishift," ires",ires, +c & " ires_old",ires_old ibeg=0 + else + ishift=ishift-(ires-ishift+ishift1-ires_old-1) + ires=ires-ishift+ishift1 + ires_old=ires endif - ires=ires-ishift - if (res.eq.'ACE') then - ity=10 + if (res.eq.'ACE' .or. res.eq.'NHE') then + itype(ires)=10 else itype(ires)=rescode(ires,res,0) endif + else + ires=ires-ishift+ishift1 + endif +c write (iout,*) "ires_old",ires_old," ires",ires + if (card(27:27).eq."A" .or. card(27:27).eq."B") then +c ishift1=ishift1+1 + endif +c write (2,*) "ires",ires," res ",res," ity",ity + if (atom.eq.'CA' .or. atom.eq.'CH3' .or. + & res.eq.'NHE'.and.atom(:2).eq.'HN') then read(card(31:54),'(3f8.3)') (c(j,ires),j=1,3) -c if(me.eq.king.or..not.out1file) -c & write (iout,'(2i3,2x,a,3f8.3)') -c & ires,itype(ires),res,(c(j,ires),j=1,3) - iii=1 +c write (iout,*) "backbone ",atom +#ifdef DEBUG + write (iout,'(2i3,2x,a,3f8.3)') + & ires,itype(ires),res,(c(j,ires),j=1,3) +#endif + iii=iii+1 do j=1,3 sccor(j,iii)=c(j,ires) enddo - else if (atom.ne.'O '.and.atom(1:1).ne.'H' .and. - & atom.ne.'N ' .and. atom.ne.'C ') then + if (ishift.ne.0) then + ires_ca=ires+ishift-ishift1 + else + ires_ca=ires + endif +c write (*,*) card(23:27),ires,itype(ires) + else if (atom.ne.'O'.and.atom(1:1).ne.'H' .and. + & atom.ne.'N' .and. atom.ne.'C' .and. + & atom(:2).ne.'1H' .and. atom(:2).ne.'2H' .and. + & atom.ne.'OXT' .and. atom(:2).ne.'3H') then +c write (iout,*) "sidechain ",atom iii=iii+1 read(card(31:54),'(3f8.3)') (sccor(j,iii),j=1,3) endif endif enddo - 10 if(me.eq.king.or..not.out1file) - & write (iout,'(a,i5)') ' Nres: ',ires + 10 continue +#ifdef DEBUG + write (iout,'(a,i5)') ' Number of residues found: ',ires +#endif + if (ires.eq.0) return C Calculate the CM of the last side chain. + if (iii.gt.0) then if (unres_pdb) then do j=1,3 - dc(j,ires+nres)=sccor(j,iii) + dc(j,ires)=sccor(j,iii) enddo - else + else call sccenter(ires,iii,sccor) endif + endif nres=ires nsup=nres nstart_sup=1 if (itype(nres).ne.10) then nres=nres+1 itype(nres)=21 - if (unres_pdb) then - c(1,nres)=c(1,nres-1)+3.8d0 - c(2,nres)=c(2,nres-1) - c(3,nres)=c(3,nres-1) - else do j=1,3 dcj=c(j,nres-2)-c(j,nres-3) c(j,nres)=c(j,nres-1)+dcj c(j,2*nres)=c(j,nres) enddo - endif endif do i=2,nres-1 do j=1,3 @@ -128,9 +184,16 @@ C Calculate the CM of the last side chain. nsup=nsup-1 nstart_sup=2 if (unres_pdb) then - c(1,1)=c(1,2)-3.8d0 - c(2,1)=c(2,2) - c(3,1)=c(3,2) +C 2/15/2013 by Adam: corrected insertion of the first dummy residue + call refsys(2,3,4,e1,e2,e3,fail) + if (fail) then + e2(1)=0.0d0 + e2(2)=1.0d0 + e2(3)=0.0d0 + endif + do j=1,3 + c(j,1)=c(j,2)-3.8d0*e2(j) + enddo else do j=1,3 dcj=c(j,4)-c(j,3) @@ -139,6 +202,24 @@ C Calculate the CM of the last side chain. enddo endif endif +C Copy the coordinates to reference coordinates +c do i=1,2*nres +c do j=1,3 +c cref(j,i)=c(j,i) +c enddo +c enddo +C Calculate internal coordinates. + if (lprn) then + write (iout,'(/a)') + & "Cartesian coordinates of the reference structure" + write (iout,'(a,3(3x,a5),5x,3(3x,a5))') + & "Residue","X(CA)","Y(CA)","Z(CA)","X(SC)","Y(SC)","Z(SC)" + do ires=1,nres + write (iout,'(a3,1x,i3,3f8.3,5x,3f8.3)') + & restyp(itype(ires)),ires,(c(j,ires),j=1,3), + & (c(j,ires+nres),j=1,3) + enddo + endif C Calculate internal coordinates. if(me.eq.king.or..not.out1file)then write (iout,'(a)') @@ -189,7 +270,7 @@ C Copy the coordinates to reference coordinates hfrag(i,j)=hfrag(i,j)-ishift enddo enddo - + ishift_pdb=ishift return end c--------------------------------------------------------------------------- @@ -208,7 +289,8 @@ c--------------------------------------------------------------------------- include 'COMMON.NAMES' include 'COMMON.CONTROL' include 'COMMON.SETUP' - character*3 seq,atom,res + character*3 seq,res +c character*5 atom character*80 card dimension sccor(3,20) integer rescode @@ -260,6 +342,9 @@ c endif enddo iti=itype(i) di=dist(i,nres+i) +C 10/03/12 Adam: Correction for zero SC-SC bond length + if (itype(i).ne.10 .and. itype(i).ne.21. and. di.eq.0.0d0) + & di=dsc(itype(i)) vbld(i+nres)=di if (itype(i).ne.10) then vbld_inv(i+nres)=1.0d0/di @@ -411,4 +496,3 @@ c print *,vbld(i+1),vbld(i+1+nres) enddo return end -