
 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    145
 keyword> Local permutational alignment: alignment threshold=        1.00000
 keyword> Local permutational alignment: alignment cutoff=           5.00000
 keyword> Number of groups of permutable atoms=     6
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)@comp34.ch.
                 Created on  5/28/12 at 12:31:46 by user: wales       

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

 RDTITL> * INPUT FILE FOR TRYPZIP 1LE1
 RDTITL> *
  
 CHARMM>    BOMLev -2
 Parameter: TOP <- "toph19_eef1_bs360.inp"
 Parameter: PAR <- "param19_eef1_bs360.inp"
  
 CHARMM>    WRNLEV -1
  
 CHARMM>    PRNLEV 1
 NBOND          152
 NTHETA          223
 NPHI           88

chsetdihe> number of internal coordinates for segment    1
 chsetdihe> NPHIPSI           24
 chsetdihe> NOMEGAC           11
 chsetdihe> NSIDECHAIN           27
 chsetdihe> NCHIRAL           13

chsetdihe> total number of internal coordinates
 chsetdihe> NPHIPSITOT=            24
 chsetdihe> NOMEGACTOT=            11
 chsetdihe> NSIDECHAINTOT=            27
 chsetdihe> NCHIRALTOT=            13

 chsetdihe>            51  twistable dihedrals identified
chsetdihe> SEG-NR, NSEGATOMS :    1     145

 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>  435 Cartesian coordinates will be optimised for  145 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
 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> 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=    -383.9108846     RMS force=    0.9184736574E-06
 OPTIM> Final energy  =    -388.6148381     RMS force=    0.9673031405E-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 is D^3

 >>>>>>>>>>>>>>>>>>>>> CONNECT CYCLE 1 >>>>>>>>>>>>>>>>>>>>> 2 minima and 0 ts are known >>>>>>>>>>>>>>>>>>>>
 decide> Shortest path in Dijkstra has      1 steps with      1 missing connections, weight=     29549.    
 decide> The unconnected minima in the chain and their distances are:
     2       30.92     1 
 

 tryconnect> 315-iteration DNEB run for minima 1_S and 2_F using 9 images  (DNEB attempt #1)  ...
 lbfgs> Final DNEB force constant     0.4624599827    
 Double-ended search iterations= 315 RMS= 0.2363 Dev= 0.95% S= 33.04 time= 3.98
 No maximum in profile - using highest image
 Following    0 images are candidates for TS:    1  
 Converged to TS (number of iterations):        225
 DNEB run yielded 1 true transition state(s) time=  19.43

 >>>>>  Path run for ts 1 ...
 Plus  side of path:                    1045 steps. Energy=    -388.1426005       time=       4.01
 Minus side of path:                    1447 steps. Energy=    -388.5644990       time=       6.97

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -388.1426005  4.5386         -383.6039685  4.9605         -388.5644990  51.006  44.253   2.939  49.342
        *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      3 steps with      2 missing connections, weight=     11038.    
 decide> The unconnected minima in the chain and their distances are:
     2        2.24     4     3       22.26     1 
 

 tryconnect> 70-iteration DNEB run for minima 2_F and 4_U using 2 images  (DNEB attempt #1)  ...
 lbfgs> Final DNEB force constant      5.050679530    
 Double-ended search iterations= 70 RMS= 0.0230 Dev= 0.03% S= 2.24 time= 0.20
 Following    1 images are candidates for TS:    2  
 Converged to TS (number of iterations):         13
 DNEB run yielded 1 true transition state(s) time=   3.16

 >>>>>  Path run for ts 2 ...
 Plus  side of path:                     917 steps. Energy=    -388.6148381       time=       2.20
 Minus side of path:                     930 steps. Energy=    -388.5644990       time=       2.28

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -388.6148381 0.57389E-01     -388.5574487 0.70503E-02     -388.5644990   2.242   2.239   3.162  45.854
        Known (#2)                                              Known (#4)
 Unconnected minimum 4 found its way to F set.

 tryconnect> 210-iteration DNEB run for minima 1_S and 3_F using 6 images  (DNEB attempt #1)  ...
 lbfgs> Final DNEB force constant      1.288396211    
 Double-ended search iterations= 210 RMS= 0.1189 Dev= 0.59% S= 23.20 time= 1.79
 Following    1 images are candidates for TS:    4  
 Converged to TS (number of iterations):         81
 DNEB run yielded 1 true transition state(s) time=   7.12
 isnewts> transition state is the same as number        1 energy=     -383.6039684949
 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:                    1067 steps. Energy=    -388.1426005       time=       4.48
 Minus side of path:                    1441 steps. Energy=    -388.5644990       time=       7.39

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -388.1426005  4.5386         -383.6039685  4.9605         -388.5644990  51.008  44.250   2.941  49.297
        Known (#3)                                              Known (#4)
 Alternative path found between members of the F set.
 >>>>>>>>>>>>>>>>>>>>> CONNECT CYCLE 3 >>>>>>>>>>>>>>>>>>>>> 4 minima and 3 ts are known >>>>>>>>>>>>>>>>>>>>
 decide> Shortest path in Dijkstra has      3 steps with      1 missing connections, weight=     22054.    
 decide> The unconnected minima in the chain and their distances are:
     3       22.26     1 
 

 tryconnect> 805-iteration DNEB run for minima 1_S and 3_F using 23 images  (DNEB attempt #2)  ...
 lbfgs> Final DNEB force constant     0.5621229993    
 Double-ended search iterations= 805 RMS= 0.0757 Dev= 4.81% S= 31.41 time= 26.57
 Following    1 images are candidates for TS:   12  
 Converged to TS (number of iterations):         43
 DNEB run yielded 1 true transition state(s) time=   5.37
 isnewts> transition state is the same as number        1 energy=     -383.6039684949
 tryconnect> Will not repeat search for TS      1 same as TS      1
 >>>>>>>>>>>>>>>>>>>>> CONNECT CYCLE 4 >>>>>>>>>>>>>>>>>>>>> 4 minima and 3 ts are known >>>>>>>>>>>>>>>>>>>>
 decide> Shortest path in Dijkstra has      2 steps with      1 missing connections, weight=     27405.    
 decide> The unconnected minima in the chain and their distances are:
     4       30.15     1 
 

 tryconnect> 315-iteration DNEB run for minima 1_S and 4_F using 9 images  (DNEB attempt #1)  ...
 lbfgs> Final DNEB force constant     0.4624599827    
 Double-ended search iterations= 315 RMS= 0.0547 Dev= 1.26% S= 32.17 time= 4.03
 No maximum in profile - using highest image
 Following    0 images are candidates for TS:    1  
 Converged to TS (number of iterations):         97
 DNEB run yielded 1 true transition state(s) time=   8.89
 isnewts> transition state is the same as number        1 energy=     -383.6039684949
 tryconnect> Will not repeat search for TS      1 same as TS      1
 >>>>>>>>>>>>>>>>>>>>> CONNECT CYCLE 5 >>>>>>>>>>>>>>>>>>>>> 4 minima and 3 ts are known >>>>>>>>>>>>>>>>>>>>
 decide> Shortest path in Dijkstra has      2 steps with      1 missing connections, weight=     54811.    
 decide> The unconnected minima in the chain and their distances are:
     4       30.15     1 
 

 tryconnect> 805-iteration DNEB run for minima 1_S and 4_F using 23 images  (DNEB attempt #2)  ...
 lbfgs> Final DNEB force constant     0.1433940004    
 Double-ended search iterations= 805 RMS= 0.0465 Dev= 20.04% S= 39.24 time= 25.88
 No maximum in profile - using highest image
 Following    0 images are candidates for TS:    1  
 bfgsts> WARNING *** initial eigenvalue is positive - increase NEBK?
 Converged to TS (number of iterations):         65
 DNEB run yielded 1 true transition state(s) time=   6.39
 isnewts> transition state is the same as number        1 energy=     -383.6039684949
 tryconnect> Will not repeat search for TS      1 same as TS      1
 >>>>>>>>>>>>>>>>>>>>> CONNECT CYCLE 6 >>>>>>>>>>>>>>>>>>>>> 4 minima and 3 ts are known >>>>>>>>>>>>>>>>>>>>
 decide> Shortest path in Dijkstra has      1 steps with      1 missing connections, weight=     59099.    
 decide> The unconnected minima in the chain and their distances are:
     2       30.92     1 
 

 tryconnect> 805-iteration DNEB run for minima 1_S and 2_F using 23 images  (DNEB attempt #2)  ...
 lbfgs> Final DNEB force constant     0.9705470377E-01
 Double-ended search iterations= 805 RMS= 0.0105 Dev= 4.92% S= 36.39 time= 26.15
 No maximum in profile - using highest image
 Following    0 images are candidates for TS:    1  
 bfgsts> WARNING *** initial eigenvalue is positive - increase NEBK?
 Failed to converge to TS (number of iterations):        251
 DNEB run yielded 0 true transition state(s) time=  24.83
 >>>>>>>>>>>>>>>>>>>>> CONNECT CYCLE 7 >>>>>>>>>>>>>>>>>>>>> 4 minima and 3 ts are known >>>>>>>>>>>>>>>>>>>>
 decide> There appear to be no connections left to try in DIJKSTRA
 decide> Increasing maximum number of images to     25 and clearing weights
 decide> Shortest path in Dijkstra has      1 steps with      1 missing connections, weight=     4000.0    
 decide> The unconnected minima in the chain and their distances are:
     2       10.00     1 
 

 tryconnect> 875-iteration DNEB run for minima 1_S and 2_F using 25 images  (DNEB attempt #4)  ...
 lbfgs> Final DNEB force constant     0.3130111196    
 Double-ended search iterations= 875 RMS= 0.0578 Dev= 8.87% S= 37.03 time= 30.93
 No maximum in profile - using highest image
 Following    0 images are candidates for TS:    1  
 Converged to TS (number of iterations):         57
 DNEB run yielded 1 true transition state(s) time=   6.76

 >>>>>  Path run for ts 4 ...
 Plus  side of path:                    1584 steps. Energy=    -388.5644990       time=       7.45
 Minus side of path:                     954 steps. Energy=    -384.8741448       time=       2.40

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -388.5644990  4.0376         -384.5269072 0.34724         -384.8741448  42.425  36.011   2.711  53.481
        Known (#4)                                              *NEW* (Placed in 5)
 Unconnected minimum 5 found its way to F set.
 >>>>>>>>>>>>>>>>>>>>> CONNECT CYCLE 8 >>>>>>>>>>>>>>>>>>>>> 5 minima and 4 ts are known >>>>>>>>>>>>>>>>>>>>
 decide> Shortest path in Dijkstra has      3 steps with      1 missing connections, weight=     3884.0    
 decide> The unconnected minima in the chain and their distances are:
     5       15.72     1 
 

 tryconnect> 140-iteration DNEB run for minima 1_S and 5_F using 4 images  (DNEB attempt #1)  ...
 lbfgs> Final DNEB force constant      2.550936371    
 Double-ended search iterations= 140 RMS= 0.0438 Dev= 0.06% S= 15.80 time= 0.77
 Following    1 images are candidates for TS:    1  
 Converged to TS (number of iterations):         28
 DNEB run yielded 1 true transition state(s) time=   3.99

 >>>>>  Path run for ts 5 ...
 Plus  side of path:                     955 steps. Energy=    -383.9108846       time=       2.30
 Minus side of path:                    1092 steps. Energy=    -384.8741448       time=       2.99

         E+        Ets - E+           Ets       Ets - E-           E-          S       D      gamma   ~N
     -383.9108846 0.17655E-01     -383.8932295 0.98092         -384.8741448  16.490  15.721   2.258  64.227
        Known (#1)                                              Known (#5)
 Connected path found
  ts        E+         Ets - E+          Ets       Ets - E-          E-          S       D      gamma   ~N
   5     -383.9108846 0.17655E-01    -383.8932295 0.98092        -384.8741448  16.490  15.721   2.258  64.227
   4     -384.8741448 0.34724        -384.5269072  4.0376        -388.5644990  42.425  36.011   2.711  53.481
   2     -388.5644990 0.70503E-02    -388.5574487 0.57389E-01    -388.6148381   2.242   2.239   3.162  45.854

 Number of TS in the path       =      3
 Number of cycles               =      8

 Elapsed time=                               248.90
 OPTIM> # of energy calls=                          0 time=           0.00 %=  0.0
 OPTIM> # of energy+gradient calls=            106954 time=         144.71 %= 58.1
 OPTIM> # of energy+gradient+Hessian calls=       859 time=           4.44 %=  1.8
