
 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> input coordinates for AMBER9 system will be read from 
start
start               

          -------------------------------------------------------
          Amber 9  SANDER                              2006
          -------------------------------------------------------

| Run on 05/27/2012 at 22:16:49
  [-O]verwriting output

File Assignments:
|  MDIN: min.in                                                                
| MDOUT: min.out                                                               
|INPCRD: coords.inpcrd                                                         
|  PARM: coords.prmtop                                                         
|RESTRT: coords.rst                                                            
|  REFC: refc                                                                  
| MDVEL: mdvel                                                                 
|  MDEN: mden                                                                  
| MDCRD: coords.mdcrd                                                          
|MDINFO: mdinfo                                                                
|INPDIP: inpdip                                                                
|RSTDIP: rstdip                                                                


 Here is the input file:

Minimization                                                                   
&cntrl                                                                         
   imin=1, maxcyc=1, ncyc=1,                                                   
   igb=2, saltcon=0.2,                                                         
   ntpr=1, ntx=1, ntb=0,                                                       
   cut = 999.0                                                                 
 /                                                                             
	                                                                              

--------------------------------------------------------------------------------
   1.  RESOURCE   USE: 
--------------------------------------------------------------------------------

| Flags:                                                                        
| New format PARM file being parsed.
| Version =    1.000 Date = 12/07/08 Time = 15:32:39
 NATOM  =     107 NTYPES =      11 NBONH =      48 MBONA  =      59
 NTHETH =     105 MTHETA =      79 NPHIH =     235 MPHIA  =     150
 NHPARM =       0 NPARM  =       0 NNB   =     560 NRES   =       7
 NBONA  =      59 NTHETA =      79 NPHIA =     150 NUMBND =      18
 NUMANG =      35 NPTRA  =      25 NATYP =      14 NPHB   =       0
 IFBOX  =       0 NMXRS  =      22 IFCAP =       0 NEXTRA =       0
 NCOPY  =       0

 Implicit solvent radii are modified Bondi radii (mbondi)                                                   

|     Memory Use     Allocated
|     Real                7111
|     Hollerith            651
|     Integer            25418
|     Max Pairs              1
|     nblistReal             0
|     nblist Int             0
|       Total              157 kbytes
| Duplicated    0 dihedrals
| Duplicated    0 dihedrals

--------------------------------------------------------------------------------
   2.  CONTROL  DATA  FOR  THE  RUN
--------------------------------------------------------------------------------

                                                                                

General flags:
     imin    =       1, nmropt  =       0
     ifswitch=       0, fswitchbeta=  10.000
 mdread> no continuous cutoff will be used for non-bonded terms

Nature and format of input:
     ntx     =       1, irest   =       0, ntrx    =       1

Nature and format of output:
     ntxo    =       1, ntpr    =       1, ntrx    =       1, ntwr    =     500
     iwrap   =       0, ntwx    =       0, ntwv    =       0, ntwe    =       0
     ioutfm  =       0, ntwprt  =       0, idecomp =       0, rbornstat=      0

Potential function:
     ntf     =       1, ntb     =       0, igb     =       2, nsnb    =      25
     ipol    =       0, gbsa    =       0, iesp    =       0
     dielc   =   1.00000, cut     = 999.00000, intdiel =   1.00000
     saltcon =   0.20000, offset  =   0.09000, gbalpha=    0.80000
     gbbeta  =   0.00000, gbgamma =   2.90912, surften =   0.00500
     rdt     =   0.00000, rgbmax  =  25.00000
     alpb  =        0
     scnb    =   2.00000, scee    =   1.20000

Frozen or restrained atoms:
     ibelly  =       0, ntr     =       0

Energy minimization:
     maxcyc  =       1, ncyc    =       1, ntmin   =       1
     dx0     =   0.01000, drms    =   0.00010
|  INFO: Old style inpcrd file read


--------------------------------------------------------------------------------
   3.  ATOMIC COORDINATES AND VELOCITIES
--------------------------------------------------------------------------------

                                                                                
 begin time read from input coords =     0.000 ps

 Number of triangulated 3-point waters found:        0
 getparams> Number of atoms (or variables)  determined as    107
 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=    17
read argument: coords.prmtop 
Reading parm file (coords.prmtop)
title:
                                                                                
 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>  321 Cartesian coordinates will be optimised for  107 AMBER 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=    -535.1624428     RMS force=    0.9817234754E-06
 OPTIM> Final energy  =    -534.3208021     RMS force=    0.8266565891E-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      30.40172740    
 >>>>>>>>>>>>>>>>>>>>> CONNECT CYCLE 1 >>>>>>>>>>>>>>>>>>>>> 2 minima and 0 ts are known >>>>>>>>>>>>>>>>>>>>
 decide> Shortest path in Dijkstra has      1 steps with      1 missing connections, weight=     16058.    
 decide> The unconnected minima in the chain and their distances are:
     2       25.20     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=    31
 intlbfgs> constrained potential finished, time=       0.0
 intlbfgs> switch on true potential at step    200 fraction=    0.990000 images=     4 time=       0.2
 intlbfgs> Allowing     25 further optimization steps
 intlbfgs> After    225 steps, energy/image=    -519.8509444     RMS=1.175645181     images=   4
 intlbfgs> First  minimum number      1
 intlbfgs> Second minimum number      2
 intlbfgs> DNEB for minima      1     2 dist=   29.91     Attempts, images and iterations=     0     8   280
 lbfgs> Final DNEB force constant     0.6507276371    
 Double-ended search iterations= 280 RMS= 0.2087 Dev= 1.33% S= 29.45 time= 4.60
 Following    2 images are candidates for TS:    4    7  
 Converged to TS (number of iterations):         78
 Converged to TS (number of iterations):         31
 DNEB run yielded 2 true transition state(s) time=  12.24

 >>>>>  Path run for ts 1 ...
 Plus  side of path:                     712 steps. Energy=    -536.5151283       time=       1.91
 Minus side of path:                     786 steps. Energy=    -536.5675628       time=       2.13

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -536.5151283  3.1323         -533.3828525  3.1847         -536.5675628  25.695  22.162   3.295  32.471
        *NEW* (Placed in 3)                                     *NEW* (Placed in 4)
 checkperc> Increasing con cutoff atoms     1    3 from     0.17075E-02 to     0.17444E-02 ref=     1.0097    
 checkperc> Increasing con cutoff atoms    14   18 from     0.18173E-01 to     0.19156E-01 ref=     2.4136    
 checkperc> Increasing con cutoff atoms    16   17 from     0.13111E-01 to     0.13312E-01 ref=     2.1452    
 checkperc> Increasing con cutoff atoms    10   16 from     0.10806     to     0.15409     ref=     2.6889    
 checkperc> Increasing con cutoff atoms    10   17 from     0.25887E-01 to     0.30651E-01 ref=     3.8360    
 checkperc> Increasing con cutoff atoms    10   18 from     0.14053     to     0.16258     ref=     4.4150    
 checkperc> Increasing con cutoff atoms    13   15 from     0.78076E-01 to     0.12503     ref=     2.4751    
 checkperc> Increasing con cutoff atoms    13   17 from     0.10433     to     0.15831     ref=     2.8162    
 checkperc> Increasing con cutoff atoms    13   23 from     0.38212E-01 to     0.49525E-01 ref=     3.2408    
 checkperc> Increasing con cutoff atoms    13   24 from     0.65105E-01 to     0.70386E-01 ref=     2.5366    
 checkperc> Increasing con cutoff atoms    13   25 from     0.12202     to     0.12628     ref=     2.2198    
 checkperc> Increasing con cutoff atoms    13   27 from     0.12124     to     0.14668     ref=     4.4140    
 checkperc> Increasing con cutoff atoms    13   28 from     0.11412     to     0.14211     ref=     4.6482    
 checkperc> Increasing con cutoff atoms    16   22 from     0.10379     to     0.15029     ref=     2.8364    
 checkperc> Increasing con cutoff atoms    22   23 from     0.24263E-02 to     0.26872E-02 ref=     1.2317    
 checkperc> Increasing con cutoff atoms    36   37 from     0.30746E-02 to     0.32539E-02 ref=     1.2309    
 checkperc> Increasing con cutoff atoms    39   40 from     0.13509E-01 to     0.20319E-01 ref=     2.1369    
 checkperc> Increasing con cutoff atoms    40   54 from     0.15536E-01 to     0.18229E-01 ref=     2.4150    
 checkperc> Increasing con cutoff atoms    88   89 from     0.84868E-03 to     0.86682E-03 ref=     1.0896    
 Connection established between members of the U set.

 >>>>>  Path run for ts 2 ...
 Plus  side of path:                     624 steps. Energy=    -534.3208021       time=       1.64
 Minus side of path:                     647 steps. Energy=    -535.3882726       time=       1.60

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -534.3208021 0.45017         -533.8706325  1.5176         -535.3882726   6.070   5.615  10.738   9.965
        Known (#2)                                              *NEW* (Placed in 5)
 checkperc> Increasing con cutoff atoms    26   37 from     0.12674E-01 to     0.13249E-01 ref=     2.4114    
 checkperc> Increasing con cutoff atoms    26   39 from     0.39429E-01 to     0.41127E-01 ref=     2.5930    
 checkperc> Increasing con cutoff atoms    71   73 from     0.12395E-01 to     0.12622E-01 ref=     3.1379    
 Unconnected minimum 5 found its way to F set.
 >>>>>>>>>>>>>>>>>>>>> CONNECT CYCLE 2 >>>>>>>>>>>>>>>>>>>>> 5 minima and 2 ts are known >>>>>>>>>>>>>>>>>>>>
 decide> Shortest path in Dijkstra has      3 steps with      2 missing connections, weight=     3821.7    
 decide> The unconnected minima in the chain and their distances are:
     2       14.47     4     3        9.21     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=    50
 intlbfgs> constrained potential finished, time=       0.0
 intlbfgs> switch on true potential at step     80 fraction=    0.990000 images=     3 time=       0.1
 intlbfgs> Allowing     25 further optimization steps
 intlbfgs> After    105 steps, energy/image=    -491.2989711     RMS=21.00332955     images=   3
 intlbfgs> First  minimum number      2
 intlbfgs> Second minimum number      4
 intlbfgs> DNEB for minima      2     4 dist=   23.30     Attempts, images and iterations=     0     6   210
 lbfgs> Final DNEB force constant      2.812407350    
 Double-ended search iterations= 210 RMS= 0.1281 Dev= 0.60% S= 15.06 time= 2.59
 Following    1 images are candidates for TS:    2  
 Converged to TS (number of iterations):         20
 DNEB run yielded 1 true transition state(s) time=   3.15
 isnewts> transition state is the same as number        2 energy=     -533.8706325055
 tryconnect> Try the path again for ts      1 with pushoff=    0.1000000000E-01

 >>>>>  Path run for ts 3 ...
 tryconnect> Trying this transition state path again with pushoff=    0.1000000000E-01
 Plus  side of path:                     654 steps. Energy=    -535.3882726       time=       1.60
 Minus side of path:                     604 steps. Energy=    -534.3208021       time=       1.46

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -535.3882726  1.5176         -533.8706325 0.45017         -534.3208021   6.070   5.615  10.710   9.991
        Known (#5)                                              Known (#2)
 Alternative path found between members of the F 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=    92
 intlbfgs> constrained potential finished, time=       0.0
 intlbfgs> switch on true potential at step     71 fraction=    0.990000 images=     3 time=       0.0
 intlbfgs> Allowing     25 further optimization steps
 intlbfgs> After     96 steps, energy/image=    -529.2339812     RMS=.4314519970     images=   3
 intlbfgs> First  minimum number      1
 intlbfgs> Second minimum number      3
 intlbfgs> DNEB for minima      1     3 dist=   12.36     Attempts, images and iterations=     0     3   105
 lbfgs> Final DNEB force constant      8.638375985    
 Double-ended search iterations= 105 RMS= 0.4205 Dev= 0.97% S= 10.88 time= 0.65
 Following    1 images are candidates for TS:    1  
 Converged to TS (number of iterations):         27
 DNEB run yielded 1 true transition state(s) time=   3.37

 >>>>>  Path run for ts 4 ...
 Plus  side of path:                     575 steps. Energy=    -535.1624428       time=       1.38
 Minus side of path:                     635 steps. Energy=    -536.5151283       time=       1.56

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -535.1624428 0.17912         -534.9833253  1.5318         -536.5151283  10.574   9.243  10.987   9.739
        Known (#1)                                              Known (#3)
 Unconnected minimum 3 found its way to S set.
 >>>>>>>>>>>>>>>>>>>>> CONNECT CYCLE 3 >>>>>>>>>>>>>>>>>>>>> 5 minima and 4 ts are known >>>>>>>>>>>>>>>>>>>>
 decide> Shortest path in Dijkstra has      4 steps with      1 missing connections, weight=     3117.1    
 decide> The unconnected minima in the chain and their distances are:
     5       14.59     4 
 

 tryconnect> Interpolation for minima 4_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=    48
 intlbfgs> constrained potential finished, time=       0.0
 intlbfgs> switch on true potential at step     62 fraction=    0.990000 images=     3 time=       0.1
 intlbfgs> Allowing     25 further optimization steps
 intlbfgs> After     87 steps, energy/image=    -476.7865715     RMS=30.26554046     images=   3
 intlbfgs> First  minimum number      4
 intlbfgs> Second minimum number      5
 intlbfgs> DNEB for minima      4     5 dist=   20.28     Attempts, images and iterations=     0     6   210
 lbfgs> Final DNEB force constant      2.550936371    
 Double-ended search iterations= 210 RMS= 0.0849 Dev= 0.96% S= 14.80 time= 2.58
 Following    1 images are candidates for TS:    5  
 Converged to TS (number of iterations):         30
 DNEB run yielded 1 true transition state(s) time=   3.80

 >>>>>  Path run for ts 5 ...
 Plus  side of path:                     649 steps. Energy=    -536.5675628       time=       1.59
 Minus side of path:                     660 steps. Energy=    -535.3882726       time=       1.62

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -536.5675628  1.6125         -534.9550288 0.43324         -535.3882726  14.947  14.594   1.960  54.586
        Known (#4)                                              Known (#5)
 Connected path found
  ts        E+         Ets - E+          Ets       Ets - E-          E-          S       D      gamma   ~N
   4     -535.1624428 0.17912        -534.9833253  1.5318        -536.5151283  10.574   9.243  10.987   9.739
   1     -536.5151283  3.1323        -533.3828525  3.1847        -536.5675628  25.695  22.162   3.295  32.471
   5     -536.5675628  1.6125        -534.9550288 0.43324        -535.3882726  14.947  14.594   1.960  54.586
   2     -535.3882726  1.5176        -533.8706325 0.45017        -534.3208021   6.070   5.615  10.738   9.965

 Number of TS in the path       =      4
 Number of cycles               =      3

 Elapsed time=                                51.17
 OPTIM> # of energy calls=                          8 time=           0.02 %=  0.0
 OPTIM> # of energy+gradient calls=             15309 time=          30.72 %= 60.0
 OPTIM> # of energy+gradient+Hessian calls=       186 time=          10.31 %= 20.2
