
 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 22:16:18
  [-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=    -534.2564197     RMS force=    0.9681793147E-06
 OPTIM> Final energy  =    -533.4267842     RMS force=    0.9931592728E-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      25.07206168    
 >>>>>>>>>>>>>>>>>>>>> CONNECT CYCLE 1 >>>>>>>>>>>>>>>>>>>>> 2 minima and 0 ts are known >>>>>>>>>>>>>>>>>>>>
 decide> Shortest path in Dijkstra has      1 steps with      1 missing connections, weight=     15171.    
 decide> The unconnected minima in the chain and their distances are:
     2       24.73     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=    33
 intlbfgs> constrained potential finished, time=       0.0
 intlbfgs> switch on true potential at step     89 fraction=    0.990000 images=     3 time=       0.1
 intlbfgs> Allowing     25 further optimization steps
 intlbfgs> After    114 steps, energy/image=    -454.9013407     RMS=27.88051360     images=   3
 intlbfgs> First  minimum number      1
 intlbfgs> Second minimum number      2
 intlbfgs> DNEB for minima      1     2 dist=   30.59     Attempts, images and iterations=     0     9   315
 lbfgs> Final DNEB force constant     0.4624599827    
 Double-ended search iterations= 315 RMS= 0.0811 Dev= 0.90% S= 27.24 time= 5.80
 Following    1 images are candidates for TS:    5  
 Converged to TS (number of iterations):         37
 DNEB run yielded 1 true transition state(s) time=   4.39

 >>>>>  Path run for ts 1 ...
 Plus  side of path:                     639 steps. Energy=    -532.7746222       time=       1.59
 Minus side of path:                     847 steps. Energy=    -533.4267842       time=       2.31

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -532.7746222 0.91336         -531.8612588  1.5655         -533.4267842  24.590  22.982   2.606  41.061
        *NEW* (Placed in 3)                                     Known (#2)
 Unconnected minimum 3 found its way to F set.
 >>>>>>>>>>>>>>>>>>>>> CONNECT CYCLE 2 >>>>>>>>>>>>>>>>>>>>> 3 minima and 1 ts are known >>>>>>>>>>>>>>>>>>>>
 decide> Shortest path in Dijkstra has      2 steps with      1 missing connections, weight=     164.71    
 decide> The unconnected minima in the chain and their distances are:
     3        5.48     1 
 

 tryconnect> Interpolation for minima 1_S and 3_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=    98
 intlbfgs> Freezing     92 atoms
 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=    -516.8234086     RMS=11.17216143     images=   3
 intlbfgs> First  minimum number      1
 intlbfgs> Second minimum number      3
 intlbfgs> DNEB for minima      1     3 dist=   13.50     Attempts, images and iterations=     0     4   140
 lbfgs> Final DNEB force constant      35.55672688    
 Double-ended search iterations= 140 RMS= 6.0867 Dev= 5.70% S= 6.31 time= 1.15
 Following    1 images are candidates for TS:    4  
 Converged to TS (number of iterations):         55
 DNEB run yielded 1 true transition state(s) time=   5.71

 >>>>>  Path run for ts 2 ...
 Plus  side of path:                     640 steps. Energy=    -532.7746222       time=       1.62
 Minus side of path:                     822 steps. Energy=    -534.1148070       time=       2.23

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -532.7746222 0.15919E-01     -532.7587036  1.3561         -534.1148070  14.261  13.725   3.635  29.440
        Known (#3)                                              *NEW* (Placed in 4)
 Unconnected minimum 4 found its way to F set.
 >>>>>>>>>>>>>>>>>>>>> CONNECT CYCLE 3 >>>>>>>>>>>>>>>>>>>>> 4 minima and 2 ts are known >>>>>>>>>>>>>>>>>>>>
 decide> Shortest path in Dijkstra has      2 steps with      1 missing connections, weight=     329.43    
 decide> The unconnected minima in the chain and their distances are:
     3        5.48     1 
 

 tryconnect> Interpolation for minima 1_S and 3_F using 15 initial images  (interp attempt #2)  ...
 intlbfgs> Maximum number of steps for constraint potential phase is 300001
 intlbfgs> Total number of atoms moving less than threshold=    98
 intlbfgs> Freezing     92 atoms
 intlbfgs> constrained potential finished, time=       0.0
 intlbfgs> switch on true potential at step     24 fraction=    0.990000 images=    15 time=       0.0
 intlbfgs> Allowing     25 further optimization steps
 intlbfgs> After     49 steps, energy/image=    -528.2030181     RMS=.8860092683     images=  15
 intlbfgs> First  minimum number      1
 intlbfgs> Second minimum number      3
 intlbfgs> DNEB for minima      1     3 dist=   7.334     Attempts, images and iterations=     1    16   560
 lbfgs> Final DNEB force constant      47.64941469    
 Double-ended search iterations= 560 RMS= 0.2991 Dev= 5.46% S= 7.30 time= 18.48
 Following    1 images are candidates for TS:   13  
 Converged to TS (number of iterations):         19
 DNEB run yielded 1 true transition state(s) time=   3.53

 >>>>>  Path run for ts 3 ...
 Plus  side of path:                     626 steps. Energy=    -534.6053308       time=       1.69
 Minus side of path:                     720 steps. Energy=    -534.1043783       time=       1.93

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -534.6053308  9.2331         -525.3722673  8.7321         -534.1043783  13.891   8.594  11.613   9.213
        *NEW* (Placed in 5)                                     *NEW* (Placed in 6)
 Connection established between members of the U set.
 >>>>>>>>>>>>>>>>>>>>> CONNECT CYCLE 4 >>>>>>>>>>>>>>>>>>>>> 6 minima and 3 ts are known >>>>>>>>>>>>>>>>>>>>
 decide> Shortest path in Dijkstra has      3 steps with      2 missing connections, weight=     137.18    
 decide> The unconnected minima in the chain and their distances are:
     3        3.21     6     6        4.70     1 
 

 tryconnect> Interpolation for minima 3_F and 6_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=   105
 intlbfgs> Freezing     92 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=    -520.9688214     RMS=9.647505435     images=   3
 intlbfgs> First  minimum number      3
 intlbfgs> Second minimum number      6
 intlbfgs> DNEB for minima      3     6 dist=   12.02     Attempts, images and iterations=     0     3   105
 lbfgs> Final DNEB force constant      22.92018318    
 Double-ended search iterations= 105 RMS= 0.6555 Dev= 3.38% S= 3.81 time= 0.65
 Following    1 images are candidates for TS:    2  
 Converged to TS (number of iterations):         16
 DNEB run yielded 1 true transition state(s) time=   2.92

 >>>>>  Path run for ts 4 ...
 Plus  side of path:                     643 steps. Energy=    -532.7746222       time=       1.65
 Minus side of path:                     618 steps. Energy=    -534.1043783       time=       1.58

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -532.7746222  7.9572         -524.8174385  9.2869         -534.1043783   5.878   3.212  11.250   9.511
        Known (#3)                                              Known (#6)
 Unconnected minimum 6 found its way to F set.

 tryconnect> Interpolation for minima 1_S and 6_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=   101
 intlbfgs> Freezing     92 atoms
 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=    -528.5297311     RMS=.2280447097     images=   3
 intlbfgs> First  minimum number      1
 intlbfgs> Second minimum number      6
 intlbfgs> DNEB for minima      1     6 dist=   6.977     Attempts, images and iterations=     0     2    70
 lbfgs> Final DNEB force constant      10.00000000    
 Double-ended search iterations= 70 RMS= 0.5470 Dev= 0.37% S= 4.92 time= 0.29
 Following    1 images are candidates for TS:    2  
 Converged to TS (number of iterations):         20
 DNEB run yielded 1 true transition state(s) time=   3.17

 >>>>>  Path run for ts 5 ...
 Plus  side of path:                     631 steps. Energy=    -534.2564197       time=       1.64
 Minus side of path:                     613 steps. Energy=    -534.1043783       time=       1.59

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -534.2564197 0.29918         -533.9572427 0.14714         -534.1043783   5.162   4.698  11.374   9.407
        Known (#1)                                              Known (#6)
 Connected path found
  ts        E+         Ets - E+          Ets       Ets - E-          E-          S       D      gamma   ~N
   5     -534.2564197 0.29918        -533.9572427 0.14714        -534.1043783   5.162   4.698  11.374   9.407
   4     -534.1043783  9.2869        -524.8174385  7.9572        -532.7746222   5.878   3.212  11.250   9.511
   1     -532.7746222 0.91336        -531.8612588  1.5655        -533.4267842  24.590  22.982   2.606  41.061

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

 Elapsed time=                                66.32
 OPTIM> # of energy calls=                         10 time=           0.02 %=  0.0
 OPTIM> # of energy+gradient calls=             23579 time=          47.25 %= 71.3
 OPTIM> # of energy+gradient+Hessian calls=       147 time=           8.29 %= 12.5
