[bd2278d] | 1 | ! **************************************************************
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| 2 | ! This file contains the: main (SINGLE PROCESSOR JOBS ONLY,
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| 3 | ! FOR PARALLEL JOBS USE pmain)
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| 4 | !
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| 5 | ! Copyright 2003-2005 Frank Eisenmenger, U.H.E. Hansmann,
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[32289cd] | 6 | ! Shura Hayryan, Chin-Ku
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[bd2278d] | 7 | ! Copyright 2007 Frank Eisenmenger, U.H.E. Hansmann,
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| 8 | ! Jan H. Meinke, Sandipan Mohanty
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| 9 | !
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| 10 | ! CALLS: init_energy,init_molecule
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| 11 | ! CALLS TASK SUBROUTINE: anneal,canon,elp,minim,mulcan_par,
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| 12 | ! mulcan_sim,partem_s, or regul
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| 13 | ! CAN ALSO CALL MEASUREMENT ROUTINES: cnteny,contacts,helix,hbond,
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| 14 | ! outpdb,outvar,rgyr,
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| 15 | ! rmsinit and rsmdfun,zimmer
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| 16 | ! $Id: main.f 334 2007-08-07 09:23:59Z meinke $
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| 17 | ! **************************************************************
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[32289cd] | 18 |
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[e40e335] | 19 | program main
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| 20 |
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[3fbbfbb] | 21 | use timer
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[e40e335] | 22 | include 'INCL.H'
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| 23 | include 'INCP.H'
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[3fbbfbb] | 24 | double precision eps, temp, e, energy, enyshe_simple
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[32289cd] | 25 |
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[3fbbfbb] | 26 | integer iabin, imin, maxit, nequi
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| 27 | integer nsweep, nmes, ncalls, nacalls, i
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[32289cd] | 28 |
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[e40e335] | 29 | common/updstats/ncalls(5),nacalls(5)
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| 30 | character*80 libdir, seqfile, varfile
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| 31 | character grpn*4,grpc*4
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| 32 | logical lrand,bgsposs
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[cb47b9c] | 33 | integer argc, status, argv_length
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| 34 | character(len=255) :: argv
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[e40e335] | 35 |
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[bd2278d] | 36 | ! =================================================== Energy setup
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[e40e335] | 37 |
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[bd2278d] | 38 | ! Directory for SMMP libraries
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| 39 | ! Change the following directory path to where you want to put SMMP
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[32289cd] | 40 | ! libraries of residues.
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[e40e335] | 41 | libdir='./SMMP/'
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[32289cd] | 42 |
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[cb47b9c] | 43 | ! Set the maximum log level. The larger the number the more detailed
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| 44 | ! the log.
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[3fbbfbb] | 45 | MAXLOGLEVEL = 100
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[cb47b9c] | 46 | ! File unit to use for the log file.
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| 47 | LOGFILEUNIT = 27
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| 48 | open(LOGFILEUNIT, file="smmp.log")
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[e40e335] | 49 |
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[bd2278d] | 50 | ! The switch in the following line is now not used.
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[e40e335] | 51 | flex=.false. ! .true. for Flex / .false. for ECEPP
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| 52 |
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[bd2278d] | 53 | ! Choose energy type with the following switch instead ...
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[e40e335] | 54 | ientyp = 0
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[bd2278d] | 55 | ! 0 => ECEPP2 or ECEPP3 depending on the value of sh2
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[32289cd] | 56 | ! 1 => FLEX
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[bd2278d] | 57 | ! 2 => Lund force field
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| 58 | ! 3 => ECEPP with Abagyan corrections
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| 59 | !
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[e40e335] | 60 |
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| 61 | sh2=.false. ! .true. for ECEPP/2; .false. for ECEPP3
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| 62 | epsd=.false. ! .true. for distance-dependent dielectric
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| 63 | ! permittivity
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| 64 |
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| 65 | itysol= 0 ! 0: vacuum
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| 66 | ! >0: numerical solvent energy
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| 67 | ! <0: analytical solvent energy & gradients
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| 68 |
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| 69 | call init_energy(libdir)
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| 70 |
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[bd2278d] | 71 | ! ================================================= Structure setup
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[e40e335] | 72 |
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| 73 | grpn = 'nh2' ! N-terminal group
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| 74 | grpc = 'cooh'! C-terminal group
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| 75 |
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| 76 | iabin = 1 ! =0: read from PDB-file
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| 77 | ! =1: ab Initio from sequence (& variables)
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[32289cd] | 78 | seqfile='polyq.seq'
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| 79 | ! seqfile='polyA.pdb'
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| 80 | varfile='polyq.var'
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| 81 | varfile = ' '
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| 82 |
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[e40e335] | 83 | ntlml = 0
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[38d77eb] | 84 | write (logString, *) 'Solvent: ', itysol
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[bd2278d] | 85 | ! Initialize random number generator.
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[e40e335] | 86 | call sgrnd(31433)
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[32289cd] | 87 |
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[e40e335] | 88 | if (itysol.eq.0.and.ientyp.eq.3) then
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| 89 | print *,'Can not use Abagyan entropic corrections without '
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| 90 | print *,'solvent term. '
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| 91 | stop
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| 92 | endif
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| 93 |
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| 94 | call init_molecule(iabin,grpn,grpc,seqfile,varfile)
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| 95 |
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[32289cd] | 96 | ! Decide if and when to use BGS, and initialize Lund data structures
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[e40e335] | 97 | bgsprob=0.75 ! Prob for BGS, given that it is possible
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[32289cd] | 98 | ! upchswitch= 0 => No BGS 1 => BGS with probability bgsprob
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| 99 | ! 2 => temperature dependent choice
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[e40e335] | 100 | upchswitch=1
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| 101 | rndord=.true.
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| 102 | call init_lund
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| 103 | if (ientyp.eq.2) call init_lundff
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| 104 | if (ientyp.eq.3) call init_abgn
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[32289cd] | 105 |
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[e40e335] | 106 |
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[bd2278d] | 107 | ! ======================================== Add your task down here
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[e40e335] | 108 |
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| 109 | imin = 1 ! Quasi-Newton
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| 110 | maxit = 15000 ! maximum number of iterations in minimization
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| 111 | eps = 1.0d-7 ! requested precision
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[32289cd] | 112 | ! call minim(imin, maxit, eps)
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| 113 | ! call outvar(0, ' ')
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[bd2278d] | 114 | ! To do a canonical Monte Carlo simulation uncomment the lines below
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[3fbbfbb] | 115 | nequi = 100
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| 116 | nsweep = 500
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| 117 | nmes = 10
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| 118 | temp = 300.0
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| 119 | lrand = .true.
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| 120 | E = energy()
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| 121 | write (logString, *) E, eyel,eyvw,eyhb,eyvr
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| 122 | call outpdb(1, "polyrQ.pdb")
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[bd2278d] | 123 | ! Canonical Monte Carlo
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[3fbbfbb] | 124 | call init_timer()
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| 125 | call start_timer(1)
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| 126 | call canon(nequi, nsweep, nmes, temp, lrand)
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| 127 | call stop_timer(1)
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| 128 |
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| 129 | E = 0
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| 130 | ! call start_timer(1)
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| 131 | ! do i =1, nsweep
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| 132 | ! E = E + enyshe_simple()
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| 133 | ! end do
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| 134 | ! call stop_timer(1)
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| 135 | call evaluate(1)
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| 136 | print *,timingData(1)%average, "s.", E
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[bd2278d] | 137 | ! For simulated annealing uncomment the lines below
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[e40e335] | 138 | ! tmin = 200.0
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| 139 | ! tmax = 500.0
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| 140 | ! call anneal(nequi, nsweep, nmes, tmax, tmin, lrand);
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[32289cd] | 141 | ! ======================================== End of main
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[e40e335] | 142 | end
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