
 OPTIM version 22983, Copyright (C) David J. Wales
 OPTIM comes with ABSOLUTELY NO WARRANTY; for details supply WARRANTY as an input keyword.
 This is free software, and you are welcome to redistribute it
 under certain conditions; provide keyword COPYRIGHT to see the details.

 getparams> Number of atoms (or variables)  determined as     79
 keyword> Constraint potential parameters read from file congeom.dat
 keyword> Local permutational alignment: alignment threshold=        1.00000
 keyword> Local permutational alignment: alignment cutoff=           5.00000
 keyword> Number of groups of permutable atoms=     8
CHARMMTYPE set to  2
1
                 Chemistry at HARvard Macromolecular Mechanics
                   (CHARMM) - Developmental Version 35b4   February 15, 2010   
       Copyright(c) 1984-2001  President and Fellows of Harvard College
                              All Rights Reserved
      Current operating system: Linux-2.6.16.54-0.2.5-smp(x86_64)@comp29.ch.
                 Created on  5/28/12 at 10:31:25 by user: wales       

            Maximum number of ATOMS:     25140, and RESidues:       14000
            Current HEAP size:         2048000, and STACK size:    500000

 RDTITL> *
 RDTITL> No title read.

      ***** LEVEL  1 WARNING FROM <RDTITL> *****
      ***** Title expected.
      ******************************************
      BOMLEV (  0) IS NOT REACHED. WRNLEV IS  5

  
 CHARMM>    BOMLev -5
 MISCOM> Setting BOMLev < -2 is NOT a good idea.
 Parameter: TOP <- "toph19_eef1_bs360.inp"
 Parameter: PAR <- "param19_eef1_bs360.inp"
  
 CHARMM>    WRNLEV -1
  
 CHARMM>    PRNLEV 2
 Parameter: 0 <- "/HOME/BS360/C31A2-SAT39/TOPPAR"
 VOPEN> Attempting to open::/home/bs360/c31a2-sat39/toppar/toph19_eef1_bs360.inp::
 OPNLGU> Unit  1 opened for READONLY access to /home/bs360/c31a2-sat39/toppar/toph19_eef1_bs360.inp
 MAINIO> Residue topology file being read from unit   1.
 TITLE> * TOPOLOGY FILE FOR PROTEINS USING EXPLICIT HYDROGEN ATOMS: VERSION 19
 TITLE> * S TRYGUBENKO: ASN, GLN AND TYR DIHEDRALS AND CTER IMPROPER WERE
 TITLE> * SYMMETRIZED TO ENSURE THAT ROTAMERS OF THESE RESIDUES HAVE THE SAME
 TITLE> * ENERGIES AND GEOMETRIES. VISIT HTTP://WWW.TRYGUB.COM/CHARMM/ROTAMERS/
 TITLE> * FOR MORE INFORMATION. UNSUPPORTED. USE THIS FILE AT YOUR OWN RISK.
 TITLE> * MODIFICATIONS ARE MARKED WITH SAT AND DAE.
 TITLE> * ALSO, TOPOLOGY FOR D-PROLINE (DPR) RESIDUE WAS ADDED.
 TITLE> * * T. LAZARIDIS: HERE THE IONIC SIDECHAINS AND TERMINI ARE NEUTRALIZED
 TITLE> * ALSO, A NEW ATOM TYPE HAS BEEN ADDED, CR, FOR 4-BONDED CARBON IN
 TITLE> * AROMATICS AND ARGININE. MODIFICATIONS ARE MARKED BY TL
 TITLE> *
 VCLOSE: Closing unit    1 with status "KEEP"
 VOPEN> Attempting to open::/home/bs360/c31a2-sat39/toppar/param19_eef1_bs360.inp::
 OPNLGU> Unit  2 opened for READONLY access to /home/bs360/c31a2-sat39/toppar/param19_eef1_bs360.inp

          PARAMETER FILE BEING READ FROM UNIT  2
 TITLE> * - PARAMETER FILE PARAM19 * S TRYGUBENKO: ASN, GLN AND TYR DIHEDRALS AND CTER IMPROPER WERE
 TITLE> * SYMMETRIZED TO ENSURE THAT ROTAMERS OF THESE RESIDUES HAVE THE SAME
 TITLE> * ENERGIES AND GEOMETRIES. VISIT HTTP://WWW.TRYGUB.COM/CHARMM/ROTAMERS/
 TITLE> * FOR MORE INFORMATION. UNSUPPORTED. USE THIS FILE AT YOUR OWN RISK.
 TITLE> * MODIFICATIONS ARE MARKED WITH SAT AND DAE.
 TITLE> * * PEPTIDE GEOMETRY FROM RAMACHANDRAN ET AL BBA 359:298 (1974)
 TITLE> * TORSIONS FROM HAGLER ET AL JACS 98:4600 (1976)
 TITLE> * JORGENSEN NONBOND PARAMETERS JACS 103:3976-3985 WITH 1-4 RC=1.80/0.1
 TITLE> *
 VCLOSE: Closing unit    2 with status "KEEP"
 MAINIO> Sequence information being read from unit   5.
 RDTITL> *

          RESIDUE SEQUENCE --     7 RESIDUES
          GLY ASN ASN GLN GLN ASN TYR 
 THE PATCH 'NTER' WILL BE USED FOR THE FIRST RESIDUE
 THE PATCH 'CTER' WILL BE USED FOR THE LAST  RESIDUE
 GENPSF> Segment   1 has been generated. Its identifier is SEG1.
 PSFSUM> PSF modified: NONBOND lists and IMAGE atoms cleared.
 PSFSUM> Summary of the structure file counters :
         Number of segments      =        1   Number of residues   =        7
         Number of atoms         =       79   Number of groups     =       33
         Number of bonds         =       79   Number of angles     =      113
         Number of dihedrals     =       48   Number of impropers  =       37
         Number of cross-terms   =        0
         Number of HB acceptors  =       14   Number of HB donors  =       20
         Number of NB exclusions =        3   Total charge =    0.00000
 VOPEN> Attempting to open::input.crd::
 OPNLGU> Unit 20 opened for READONLY access to input.crd
          SPATIAL COORDINATES BEING READ FROM UNIT 20
 TITLE> 79
 VCLOSE: Closing unit   20 with status "KEEP"

 NONBOND OPTION FLAGS: 
     ELEC     VDW      GROUps   RDIElec  SWITch   VGROup   VSWItch 
     BYGRoup  NOEXtnd  NOEWald 
 CUTNB  = 15.000 CTEXNB =999.000 CTONNB =  7.000 CTOFNB =  9.000
 WMIN   =  1.500 WRNMXD =  0.500 E14FAC =  0.400 EPS    =  1.000
 NBXMOD =      5
 There are        0 atom  pairs and        0 atom  exclusions.
 There are        0 group pairs and        0 group exclusions.
 <MAKINB> with mode   5 found    195 exclusions and    129 interactions(1-4)
 VOPEN> Attempting to open::/home/bs360/c31a2-sat39/toppar/solvpar.inp::
 OPNLGU> Unit 30 opened for READONLY access to /home/bs360/c31a2-sat39/toppar/solvpar.inp
 NBOND           79
 NTHETA          113
 NPHI           48

chsetdihe> number of internal coordinates for segment    1
 chsetdihe> NPHIPSI           14
 chsetdihe> NOMEGAC            6
 chsetdihe> NSIDECHAIN           15
 chsetdihe> NCHIRAL            6

chsetdihe> total number of internal coordinates
 chsetdihe> NPHIPSITOT=            14
 chsetdihe> NOMEGACTOT=             6
 chsetdihe> NSIDECHAINTOT=            15
 chsetdihe> NCHIRALTOT=             6

 chsetdihe>            29  twistable dihedrals identified
chsetdihe> SEG-NR, NSEGATOMS :    1      79

 fetchz> Hybrid EF/BFGS transition state search, maximum steps= 250
         maximum tangent space steps=   5 or  100 when overlap is better than     0.999900
 fetchz> Uphill mode is    0 for initial step and    0 after that
 fetchz> Steps for largest Hessian e/vector= 100, smallest e/vector=2000 convergence at       0.0020%

 fetchz>  237 Cartesian coordinates will be optimised for   79 CHARMM atoms

 fetchz> Lowest   1 eigenvalues and eigenvectors will be calculated non-iteratively
 fetchz> Point group checked when RMS force <     0.00100000, highest symmetry axis tested for=  6
 fetchz> Initial distance and eigenvalue tolerances in symmetry determination=     0.00010000     0.00010000
 fetchz> Minimum number of optimization steps=     0
 fetchz> Using constraint potential for initial interpolation in each cycle
         with absolute distance change tolerance         0.30000
         extra distance before turning on constraint potential         0.17500
         constraint spring constant=       10.00000
         image distance spring constant=        1.00000
         repulsion factor between unconstrained atoms=      100.00000
         repulsion cutoff will be the minimum of         1.55000 and the shortest distance in the end points
         fraction for restoring true potential=        0.99000
         maximum separation of atoms in sequence for constraint=   218
         minimum separation of atoms in sequence for repulsion=     0
         maximum optimization steps for constrained potential=  300001
         initial # images for constrained potential, maximum, check interval=       3      75      25
         number of interpolation attempts and initial image increment=       2      12
         RMS gradient per image tolerance for constrained potential=        0.01000
         maximum optimization steps for constrained/real potential=      25
         maximum steps for relaxation after adding a new atom before backtrack=     200
         maximum number of constraints per atom=     6
         maximum energy per image for convergence during constraint potential phase=        0.1000000000
         interval for checking repulsive interactions=    10
         multiple of cutoff for repulsion neighbour list=        2.0000000000
         adding terms for constraint internal minima
         Minimum and Maximum image separations:         0.10000       10.00000
 keywords> Cutoff for identifying atoms in the same orbit=    0.2000000000    
 keywords> lpermdist neighbours, threshold, max sep=    10     1.000000000         3
 fetchz> Convergence criterion for LBFGS optimization: RMS force< 0.10000000E-05 maximum steps= 10000
 fetchz> Maximum energy rise in LBFGS minimization=    0.1000000000E-01
 fetchz> Number of updates in LBFGS=    10000
 fetchz> Number of updates in XLBFGS=   4
 fetchz> Number of updates in mind=   4
 fetchz> Number of updates in qci=   4
 fetchz> Initial guess for diagonal elements in LBFGS=     0.0100
 fetchz> Initial guess for diagonal elements in XLBFGS=    0.1000
 fetchz> Maximum step size in LBFGS energy minimization=     0.1000
 fetchz> Maximum step size in XLBFGS=    0.2000
 fetchz> Maximum step size in LBFGS neb image minimization=                 0.2000
 fetchz> Warnings will be issued if atoms become closer than 0.5 units
 fetchz> Coordinates for intermediate steps will not be dumped to file points


 OPTIM> Using translational/rotational ev shift=     1000000.000    
 OPTIM> Initial energy=    -293.9218658     RMS force=    0.9479051842E-06
 OPTIM> Final energy  =    -294.5933335     RMS force=    0.9884616150E-06
 KeyConnect> Maximum cycles = 50, maximum images = 23
 KeyConnect> Maximum attempts per pair of minima = 3, with increment image density of 2.00
 KeyConnect> Image density = 0.30, iteration density = 35.00
 KeyNEB> Initial and final NEB force constants     10.00000000        10.00000000     factor=    1.010000000    
 KeyNEB> Number of images will vary depending on the separation of the endpoints
 KeyGrad> Overall rotation and translation will NOT be removed
 KeyGrad> Using doubly nudged elastic band gradient
 KeyOutput> Transition state candidates will be optimized
 KeyOutput> Concise printing during transition states optimization
 KeyOutput> Transition state candidates are maxima along NEB
 KeyMin> Maximal number of iterations will vary, depending on the number of images in the band
 KeyMin> RMS convergence criterion is set to 0.001
 KeyMin> L-BFGS minimization
 KeyLBFGS> Maximum step size per image =     0.2000000000    
 KeyLBFGS> 4 Hessian updates per iteration
 KeyLBFGS> Guess for inverse Hessian diagonal elements =     0.1000000000E-02
 KeyTau> Using Henkelman and Jonsson's improved tangent
 KeyDecide> Cost function in Dijkstra algorithm from interp function and dist, power=     3

 initialise> Interpolation metric value for minima 1 and 2 is      12.74920752    
 >>>>>>>>>>>>>>>>>>>>> CONNECT CYCLE 1 >>>>>>>>>>>>>>>>>>>>> 2 minima and 0 ts are known >>>>>>>>>>>>>>>>>>>>
 decide> Shortest path in Dijkstra has      1 steps with      1 missing connections, weight=     2077.7    
 decide> The unconnected minima in the chain and their distances are:
     2       12.75     1 
 

 tryconnect> Interpolation for minima 1_S and 2_F using 3 initial images  (interp attempt #1)  ...
 intlbfgs> Maximum number of steps for constraint potential phase is 300001
 intlbfgs> Total number of atoms moving less than threshold=    47
 intlbfgs> constrained potential finished, time=       0.0
 intlbfgs> switch on true potential at step     33 fraction=    0.990000 images=     3 time=       0.0
 intlbfgs> Allowing     25 further optimization steps
 intlbfgs> After     58 steps, energy/image=    -275.7577974     RMS=6.690061522     images=   3
 intlbfgs> First  minimum number      1
 intlbfgs> Second minimum number      2
 intlbfgs> DNEB for minima      1     2 dist=   19.10     Attempts, images and iterations=     0     5   175
 lbfgs> Final DNEB force constant      2.203594749    
 Double-ended search iterations= 175 RMS= 0.3453 Dev= 1.08% S= 13.84 time= 0.50
 Following    1 images are candidates for TS:    2  
 Converged to TS (number of iterations):         34
 DNEB run yielded 1 true transition state(s) time=   0.91

 >>>>>  Path run for ts 1 ...
 Plus  side of path:                     460 steps. Energy=    -294.7703388       time=       0.41
 Minus side of path:                     464 steps. Energy=    -293.5607137       time=       0.39

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -294.7703388  1.6438         -293.1265132 0.43420         -293.5607137   4.256   3.896   7.109  11.113
        *NEW* (Placed in 3)                                     *NEW* (Placed in 4)
 Connection established between members of the U set.
 >>>>>>>>>>>>>>>>>>>>> CONNECT CYCLE 2 >>>>>>>>>>>>>>>>>>>>> 4 minima and 1 ts are known >>>>>>>>>>>>>>>>>>>>
 decide> Shortest path in Dijkstra has      2 steps with      2 missing connections, weight=     1210.9    
 decide> The unconnected minima in the chain and their distances are:
     2        9.51     3     3        7.03     1 
 

 tryconnect> Interpolation for minima 2_F and 3_U using 3 initial images  (interp attempt #1)  ...
 intlbfgs> Maximum number of steps for constraint potential phase is 300001
 intlbfgs> Total number of atoms moving less than threshold=    56
 intlbfgs> constrained potential finished, time=       0.0
 intlbfgs> switch on true potential at step     24 fraction=    0.990000 images=     3 time=       0.0
 intlbfgs> Allowing     25 further optimization steps
 intlbfgs> After     49 steps, energy/image=    -276.4086452     RMS=8.453956094     images=   3
 intlbfgs> First  minimum number      2
 intlbfgs> Second minimum number      3
 intlbfgs> DNEB for minima      2     3 dist=   16.26     Attempts, images and iterations=     0     4   140
 lbfgs> Final DNEB force constant      9.070294785    
 Double-ended search iterations= 140 RMS= 0.3213 Dev= 0.68% S= 9.75 time= 0.32
 Following    1 images are candidates for TS:    3  
 Converged to TS (number of iterations):         23
 DNEB run yielded 1 true transition state(s) time=   0.73
 isnewts> transition state is the same as number        1 energy=     -293.1265131963
 tryconnect> Try the path again for ts      1 with pushoff=    0.1000000000E-01

 >>>>>  Path run for ts 2 ...
 tryconnect> Trying this transition state path again with pushoff=    0.1000000000E-01
 Plus  side of path:                     458 steps. Energy=    -294.7703388       time=       0.37
 Minus side of path:                     463 steps. Energy=    -293.5607137       time=       0.39

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -294.7703388  1.6438         -293.1265132 0.43420         -293.5607137   4.256   3.895   7.113  11.107
        Known (#3)                                              Known (#4)
 Connection established between members of the U set.

 tryconnect> Interpolation for minima 1_S and 3_U using 3 initial images  (interp attempt #1)  ...
 intlbfgs> Maximum number of steps for constraint potential phase is 300001
 intlbfgs> Total number of atoms moving less than threshold=    66
 intlbfgs> Freezing     64 atoms
 intlbfgs> constrained potential finished, time=       0.0
 intlbfgs> switch on true potential at step     16 fraction=    0.990000 images=     3 time=       0.0
 intlbfgs> Allowing     25 further optimization steps
 intlbfgs> After     41 steps, energy/image=    -275.3116753     RMS=12.21952365     images=   3
 intlbfgs> First  minimum number      1
 intlbfgs> Second minimum number      3
 intlbfgs> DNEB for minima      1     3 dist=   15.25     Attempts, images and iterations=     0     4   140
 lbfgs> Final DNEB force constant      8.227024748    
 Double-ended search iterations= 140 RMS= 0.3149 Dev= 0.71% S= 7.34 time= 0.32
 Following    1 images are candidates for TS:    3  
 Converged to TS (number of iterations):         24
 DNEB run yielded 1 true transition state(s) time=   0.66

 >>>>>  Path run for ts 3 ...
 Plus  side of path:                     501 steps. Energy=    -293.5607137       time=       0.45
 Minus side of path:                     471 steps. Energy=    -293.7557711       time=       0.42

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -293.5607137  2.9334         -290.6272880  3.1285         -293.7557711   7.559   6.701   6.460  12.229
        Known (#4)                                              *NEW* (Placed in 5)
 checkperc> Increasing con cutoff atoms    17   21 from     0.46306E-01 to     0.46632E-01 ref=     2.4728    
 checkperc> Increasing con cutoff atoms    21   23 from     0.46758E-01 to     0.46977E-01 ref=     2.5823    
 checkperc> Increasing con cutoff atoms    21   28 from     0.57574E-02 to     0.61197E-02 ref=     1.5272    
 checkperc> Increasing con cutoff atoms    25   26 from     0.52544E-02 to     0.53635E-02 ref=    0.98274    
 Connection established between members of the U set.
 >>>>>>>>>>>>>>>>>>>>> CONNECT CYCLE 3 >>>>>>>>>>>>>>>>>>>>> 5 minima and 3 ts are known >>>>>>>>>>>>>>>>>>>>
 decide> Shortest path in Dijkstra has      3 steps with      2 missing connections, weight=     1433.6    
 decide> The unconnected minima in the chain and their distances are:
     2       11.12     4     5        3.78     1 
 

 tryconnect> Interpolation for minima 2_F and 4_U using 3 initial images  (interp attempt #1)  ...
 intlbfgs> Maximum number of steps for constraint potential phase is 300001
 intlbfgs> Total number of atoms moving less than threshold=    47
 intlbfgs> constrained potential finished, time=       0.0
 intlbfgs> switch on true potential at step     39 fraction=    0.990000 images=     3 time=       0.0
 intlbfgs> Allowing     25 further optimization steps
 intlbfgs> After     64 steps, energy/image=    -199.2373721     RMS=33.98248955     images=   3
 intlbfgs> First  minimum number      2
 intlbfgs> Second minimum number      4
 intlbfgs> DNEB for minima      2     4 dist=   18.32     Attempts, images and iterations=     0     5   175
 lbfgs> Final DNEB force constant      3.957339570    
 Double-ended search iterations= 175 RMS= 0.0804 Dev= 0.42% S= 11.38 time= 0.49
 Following    1 images are candidates for TS:    5  
 Converged to TS (number of iterations):         18
 DNEB run yielded 1 true transition state(s) time=   0.54

 >>>>>  Path run for ts 4 ...
 Plus  side of path:                     460 steps. Energy=    -293.5607137       time=       0.36
 Minus side of path:                     550 steps. Energy=    -294.5933335       time=       0.45

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -293.5607137 0.36405E-01     -293.5243087  1.0690         -294.5933335  11.240  11.121   2.711  29.137
        Known (#4)                                              Known (#2)
 Unconnected minimum 4 found its way to F set.

 tryconnect> Interpolation for minima 1_S and 5_F using 3 initial images  (interp attempt #1)  ...
 intlbfgs> Maximum number of steps for constraint potential phase is 300001
 intlbfgs> Total number of atoms moving less than threshold=    77
 intlbfgs> Freezing     64 atoms
 intlbfgs> constrained potential finished, time=       0.0
 intlbfgs> switch on true potential at step     16 fraction=    0.990000 images=     3 time=       0.0
 intlbfgs> Allowing     25 further optimization steps
 intlbfgs> After     41 steps, energy/image=    -286.7892373     RMS=7.302150329     images=   3
 intlbfgs> First  minimum number      1
 intlbfgs> Second minimum number      5
 intlbfgs> DNEB for minima      1     5 dist=   11.77     Attempts, images and iterations=     0     3   105
 lbfgs> Final DNEB force constant      14.07100423    
 Double-ended search iterations= 105 RMS= 0.1840 Dev= 0.54% S= 3.78 time= 0.18
 Following    1 images are candidates for TS:    3  
 Converged to TS (number of iterations):         14
 DNEB run yielded 1 true transition state(s) time=   0.51

 >>>>>  Path run for ts 5 ...
 Plus  side of path:                     430 steps. Energy=    -293.9218658       time=       0.34
 Minus side of path:                     427 steps. Energy=    -293.7557711       time=       0.33

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -293.9218658 0.29427         -293.6275975 0.12817         -293.7557711   4.044   3.775   2.731  28.930
        Known (#1)                                              Known (#5)
 Connected path found
  ts        E+         Ets - E+          Ets       Ets - E-          E-          S       D      gamma   ~N
   5     -293.9218658 0.29427        -293.6275975 0.12817        -293.7557711   4.044   3.775   2.731  28.930
   3     -293.7557711  3.1285        -290.6272880  2.9334        -293.5607137   7.559   6.701   6.460  12.229
   4     -293.5607137 0.36405E-01    -293.5243087  1.0690        -294.5933335  11.240  11.121   2.711  29.137

 Number of TS in the path       =      3
 Number of cycles               =      3

 Elapsed time=                                 9.74
 OPTIM> # of energy calls=                         10 time=           0.01 %=  0.1
 OPTIM> # of energy+gradient calls=             10795 time=           5.80 %= 59.5
 OPTIM> # of energy+gradient+Hessian calls=       113 time=           0.13 %=  1.3
