
 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)@comp32.ch.
                 Created on  5/28/12 at 10:28:49 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=    -291.3304599     RMS force=    0.6828589805E-06
 OPTIM> Final energy  =    -297.6744854     RMS force=    0.9918690826E-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      22.84251799    
 >>>>>>>>>>>>>>>>>>>>> CONNECT CYCLE 1 >>>>>>>>>>>>>>>>>>>>> 2 minima and 0 ts are known >>>>>>>>>>>>>>>>>>>>
 decide> Shortest path in Dijkstra has      1 steps with      1 missing connections, weight=     3393.7    
 decide> The unconnected minima in the chain and their distances are:
     2       15.00     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=    45
 intlbfgs> constrained potential finished, time=       0.0
 intlbfgs> switch on true potential at step    189 fraction=    0.990000 images=     3 time=       0.0
 intlbfgs> Allowing     25 further optimization steps
 intlbfgs> After    214 steps, energy/image=    -273.9275124     RMS=2.421893539     images=   3
 intlbfgs> First  minimum number      1
 intlbfgs> Second minimum number      2
 intlbfgs> DNEB for minima      1     2 dist=   20.54     Attempts, images and iterations=     0     6   210
 lbfgs> Final DNEB force constant      1.566053647    
 Double-ended search iterations= 210 RMS= 0.4994 Dev= 1.48% S= 20.10 time= 0.71
 Following    2 images are candidates for TS:    1    5  
 Converged to TS (number of iterations):         18
 Converged to TS (number of iterations):         31
 DNEB run yielded 2 true transition state(s) time=   1.34

 >>>>>  Path run for ts 1 ...
 Plus  side of path:                     540 steps. Energy=    -291.3304599       time=       0.43
 Minus side of path:                     665 steps. Energy=    -299.2840590       time=       0.58

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -291.3304599  1.8092         -289.5212455  9.7628         -299.2840590  12.910  11.948   3.996  19.771
        Known (#1)                                              *NEW* (Placed in 3)
 Unconnected minimum 3 found its way to S set.

 >>>>>  Path run for ts 2 ...
 Plus  side of path:                     527 steps. Energy=    -298.7697561       time=       0.43
 Minus side of path:                     496 steps. Energy=    -294.9336832       time=       0.39

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -298.7697561  6.1358         -292.6339902  2.2997         -294.9336832  11.161   7.288   9.197   8.590
        *NEW* (Placed in 4)                                     *NEW* (Placed in 5)
 Connection established between members of the U set.
 >>>>>>>>>>>>>>>>>>>>> CONNECT CYCLE 2 >>>>>>>>>>>>>>>>>>>>> 5 minima and 2 ts are known >>>>>>>>>>>>>>>>>>>>
 decide> Shortest path in Dijkstra has      4 steps with      2 missing connections, weight=     384.84    
 decide> The unconnected minima in the chain and their distances are:
     2        5.08     5     4        6.32     3 
 

 tryconnect> Interpolation for minima 2_F and 5_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=    74
 intlbfgs> Freezing     64 atoms
 intlbfgs> constrained potential finished, time=       0.0
 intlbfgs> switch on true potential at step     28 fraction=    0.990000 images=     3 time=       0.0
 intlbfgs> Allowing     25 further optimization steps
 intlbfgs> After     53 steps, energy/image=    -270.5710785     RMS=19.33805599     images=   3
 intlbfgs> First  minimum number      2
 intlbfgs> Second minimum number      5
 intlbfgs> DNEB for minima      2     5 dist=   12.65     Attempts, images and iterations=     0     3   105
 lbfgs> Final DNEB force constant      11.57625000    
 Double-ended search iterations= 105 RMS= 0.4385 Dev= 0.67% S= 5.01 time= 0.18
 Following    1 images are candidates for TS:    2  
 Converged to TS (number of iterations):         13
 DNEB run yielded 1 true transition state(s) time=   0.52

 >>>>>  Path run for ts 3 ...
 Plus  side of path:                     516 steps. Energy=    -297.6744854       time=       0.42
 Minus side of path:                     520 steps. Energy=    -294.9336832       time=       0.42

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -297.6744854  7.8480         -289.8264594  5.1072         -294.9336832   5.564   4.692   9.403   8.401
        Known (#2)                                              Known (#5)
 Unconnected minimum 5 found its way to F set.

 tryconnect> Interpolation for minima 3_S and 4_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=    71
 intlbfgs> Freezing     64 atoms
 intlbfgs> constrained potential finished, time=       0.0
 intlbfgs> switch on true potential at step    108 fraction=    0.990000 images=     3 time=       0.0
 intlbfgs> Allowing     25 further optimization steps
 intlbfgs> After    133 steps, energy/image=    -292.2226943     RMS=.9909177563     images=   3
 intlbfgs> First  minimum number      3
 intlbfgs> Second minimum number      4
 intlbfgs> DNEB for minima      3     4 dist=   9.781     Attempts, images and iterations=     0     2    70
 lbfgs> Final DNEB force constant      5.050679530    
 Double-ended search iterations= 70 RMS= 0.5009 Dev= 1.52% S= 8.66 time= 0.08
 Following    1 images are candidates for TS:    1  
 Converged to TS (number of iterations):         21
 DNEB run yielded 1 true transition state(s) time=   0.58

 >>>>>  Path run for ts 4 ...
 Plus  side of path:                     495 steps. Energy=    -299.2840590       time=       0.39
 Minus side of path:                     473 steps. Energy=    -299.2840590       time=       0.37

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -299.2840590  5.3676         -293.9164923  5.3676         -299.2840590   9.293   4.825  19.306   4.092
        *NEW* (Placed in 6)                                     Known (#3)
 Unconnected minimum 6 found its way to S set.
 >>>>>>>>>>>>>>>>>>>>> CONNECT CYCLE 3 >>>>>>>>>>>>>>>>>>>>> 6 minima and 4 ts are known >>>>>>>>>>>>>>>>>>>>
 decide> Shortest path in Dijkstra has      5 steps with      1 missing connections, weight=     69.992    
 decide> The unconnected minima in the chain and their distances are:
     4        4.12     6 
 

 tryconnect> Interpolation for minima 4_F and 6_S 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=    75
 intlbfgs> Freezing     64 atoms
 intlbfgs> constrained potential finished, time=       0.0
 intlbfgs> switch on true potential at step     26 fraction=    0.990000 images=     3 time=       0.0
 intlbfgs> Allowing     25 further optimization steps
 intlbfgs> After     51 steps, energy/image=    -295.5488401     RMS=.7662877482     images=   3
 intlbfgs> First  minimum number      4
 intlbfgs> Second minimum number      6
 intlbfgs> DNEB for minima      4     6 dist=   4.702     Attempts, images and iterations=     0     2    70
 lbfgs> Final DNEB force constant      7.462153966    
 Double-ended search iterations= 70 RMS= 0.1799 Dev= 1.09% S= 4.35 time= 0.08
 Following    1 images are candidates for TS:    2  
 Converged to TS (number of iterations):         19
 DNEB run yielded 1 true transition state(s) time=   0.56

 >>>>>  Path run for ts 5 ...
 Plus  side of path:                     494 steps. Energy=    -299.2840590       time=       0.39
 Minus side of path:                     423 steps. Energy=    -298.7697561       time=       0.32

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -299.2840590 0.66482         -298.6192385 0.15052         -298.7697561   5.043   4.119  19.169   4.121
        Known (#6)                                              Known (#4)
 Connected path found
  ts        E+         Ets - E+          Ets       Ets - E-          E-          S       D      gamma   ~N
   1     -291.3304599  1.8092        -289.5212455  9.7628        -299.2840590  12.910  11.948   3.996  19.771
   4     -299.2840590  5.3676        -293.9164923  5.3676        -299.2840590   9.293   4.825  19.306   4.092
   5     -299.2840590 0.66482        -298.6192385 0.15052        -298.7697561   5.043   4.119  19.169   4.121
   2     -298.7697561  6.1358        -292.6339902  2.2997        -294.9336832  11.161   7.288   9.197   8.590
   3     -294.9336832  5.1072        -289.8264594  7.8480        -297.6744854   5.564   4.692   9.403   8.401

 Number of TS in the path       =      5
 Number of cycles               =      3

 Elapsed time=                                 8.94
 OPTIM> # of energy calls=                          8 time=           0.00 %=  0.0
 OPTIM> # of energy+gradient calls=              9839 time=           5.15 %= 57.6
 OPTIM> # of energy+gradient+Hessian calls=       102 time=           0.11 %=  1.2
