********>Bugfix 28:
Author: Junmei Wang and Anthony Fejes
Date: 12/10/2004

Programs: antechamber (gaff.dat file)

Description: There were some copy-and-paste errors leading to duplicate
             and erroneous entries, plus a few parameters that referred to
             non-existent atom types.

Fix:  apply the following patch to amber8/dat/leap/parm/gaff.dat

------------------------------------------------------------------------------
*** gaff.dat	2003/11/13 23:51:07	1.12
--- gaff.dat	2004/12/10 17:58:26
***************
*** 163,169 ****
  c1-na  452.0    1.362        SOURCE3     8    0.0031    0.0034
  c1-ne  741.8    1.220        SOURCE3     1    0.0000    0.0000
  c1-nf  741.8    1.220        SOURCE3     1    same as    c1-ne
- c1-ng  465.7    1.353        SOURCE3     3    0.0025    0.0027
  c1-nh  465.7    1.353        SOURCE3     3    0.0025    0.0027
  c1-no  393.0    1.405        SOURCE3     3    0.0004    0.0005
  c1-o   777.0    1.166        SOURCE2     9    0.0044    0.0052
--- 163,168 ----
***************
*** 333,339 ****
  cc-pd  318.2    1.733        SOURCE3    84    same as    cd-pc
  cc-ss  279.3    1.737        SOURCE3    52    0.0162    0.0194
  cd-cd  418.3    1.429        SOURCE1   740    0.0058    0.0069
- cd-cd  504.0    1.371        SOURCE3   523    same as    cc-cd
  cd-ce  519.2    1.362        SOURCE3     1    same as    cc-cf
  cd-cg  420.9    1.427        SOURCE1   560    0.0000    0.0000
  cd-ch  420.9    1.427        SOURCE1   560    0.0000    0.0000
--- 332,337 ----
***************
*** 368,374 ****
  ce-sx  239.7    1.797        SOURCE3     5    0.0080    0.0082
  ce-sy  248.9    1.782        SOURCE3     5    0.0105    0.0114
  cf-cf  390.5    1.451        SOURCE1    66    0.0060    0.0060
- cf-cf  562.4    1.338        SOURCE1   543    same as    ce-cf
  cf-cg  415.6    1.431        SOURCE1    22    0.0000    0.0000
  cf-ch  415.6    1.431        SOURCE1    22    0.0000    0.0000
  cf-ha  341.5    1.089        SOURCE3    55    0.0030    0.0056
--- 366,371 ----
***************
*** 389,395 ****
  cg-ne  450.5    1.363        SOURCE3     4    0.0189    0.0204
  cg-pe  429.8    1.621        SOURCE3    11    0.1928    0.2008
  ch-ch  494.2    1.377        SOURCE1    42    0.0000    0.0000
- ch-ch  949.5    1.191        SOURCE1    80    same as    cg-ch
  ch-n1  994.7    1.143        SOURCE1   316    0.0011    0.0018
  ch-nf  450.5    1.363        SOURCE3     4    same as    cg-ne
  ch-pf  429.8    1.621        SOURCE3    11    same as    cg-pe
--- 386,391 ----
***************
*** 538,544 ****
  n -sh  273.6    1.728        SOURCE3     4    0.0108    0.0128
  n -ss  281.6    1.717        SOURCE3     7    0.0120    0.0133
  n1-n1 1221.7    1.124        SOURCE1    19    0.0000    0.0000
- n1-n1 1365.7    1.100        SOURCE3  
  n1-n2  857.4    1.216        SOURCE1    19    0.0000    0.0000
  n1-n3  535.7    1.350        SOURCE0     1                    
  n1-n4  518.2    1.360        SOURCE0     1                    
--- 534,539 ----
***************
*** 650,656 ****
  nc-ss  433.5    1.560        SOURCE1    74    0.0000    0.0000
  nc-sy  439.8    1.555        SOURCE3     2                    
  nd-nd  486.8    1.379        SOURCE3     9    0.0145    0.0164
- nd-nd  602.9    1.315        SOURCE3     9    same as    nc-nd
  nd-os  414.9    1.395        SOURCE1    46    0.0163    0.0188
  nd-ss  433.5    1.560        SOURCE1    74    0.0000    0.0000
  nd-sy  439.8    1.555        SOURCE3     2                    
--- 645,650 ----
***************
*** 665,671 ****
  ne-sx  207.3    1.838        SOURCE3     7    0.0760    0.1060
  ne-sy  257.1    1.752        SOURCE3     7    0.0640    0.0814
  nf-nf  355.3    1.479        SOURCE3    19    same as    ne-ne
- nf-nf  738.6    1.257        SOURCE3     1    same as    ne-nf
  nf-o   736.4    1.228        SOURCE3    40    same as    ne- o
  nf-p2  493.9    1.563        SOURCE3    14    same as    ne-p2
  nf-pf  327.8    1.712        SOURCE3    28    same as    ne-pe
--- 659,664 ----
***************
*** 786,792 ****
  pe-sx  145.9    2.168        SOURCE3     9    0.1092    0.1743
  pe-sy  133.0    2.213        SOURCE3     6    0.0106    0.0127
  pf-pf  240.7    2.092        SOURCE3     7    same as    pe-pe
- pf-pf  260.8    2.055        SOURCE3     1    same as    pe-pf
  pf-px  291.4    2.005        SOURCE3    12    same as    pe-px
  pf-py  278.6    2.025        SOURCE3    12    same as    pe-py
  pf-s   374.7    1.758        SOURCE3    31    same as    pe- s
--- 779,784 ----
***************
*** 4224,4230 ****
  c1-n1-o     62.6      179.95    HF/6-31G*
  c1-n1-oh    62.9      174.31    HF/6-31G*
  c1-n1-os    62.2      176.61    HF/6-31G*
! c1-n1-p1    83.5      172.83    HF/6-31G*
  c1-n1-p3    68.7      173.51    HF/6-31G*
  c1-n1-p4    68.7      173.64    HF/6-31G*
  c1-n1-p5    71.5      177.28    HF/6-31G*
--- 4216,4222 ----
  c1-n1-o     62.6      179.95    HF/6-31G*
  c1-n1-oh    62.9      174.31    HF/6-31G*
  c1-n1-os    62.2      176.61    HF/6-31G*
! c1-n1-p2    83.5      172.83    HF/6-31G*
  c1-n1-p3    68.7      173.51    HF/6-31G*
  c1-n1-p4    68.7      173.64    HF/6-31G*
  c1-n1-p5    71.5      177.28    HF/6-31G*
***************
*** 4234,4240 ****
  c1-n1-s6    61.8      175.92    HF/6-31G*
  c1-n1-sh    55.7      174.25    HF/6-31G*
  c1-n1-ss    55.4      176.06    HF/6-31G*
- c1-ng-ng    51.9      179.97    HF/6-31G*
  c2-c1-n1    63.1      180.00    HF/6-31G*
  c2-c2-n1    71.7      122.98    HF/6-31G*
  c2-n1-n1    61.6      180.00    HF/6-31G*
--- 4226,4231 ----
***************
*** 4272,4278 ****
  n1-n1-os    64.0      176.12    HF/6-31G*
  n1-n1-p2    69.4      174.71    HF/6-31G*
  n1-n1-p3    70.2      174.27    HF/6-31G*
- n1-n1-s     54.6      179.96    HF/6-31G*
  n1-n1-sh    57.0      175.07    HF/6-31G*
  n1-n1-ss    56.9      175.61    HF/6-31G*
  n1-p4-o     49.7      114.59    HF/6-31G*
--- 4263,4268 ----
***************
*** 4280,4286 ****
  n1-s2-o     73.1      108.46    HF/6-31G*
  n1-s4-o     70.2      110.09    HF/6-31G*
  n1-s6-o     78.8      107.52    HF/6-31G*
- n1-c1-n1    70.2      180.00    HF/6-31G*
  n1-c2-n1    73.6      124.15    HF/6-31G*
  n1-c3-n1    80.0      105.07    HF/6-31G*
  n1-ca-n1    75.8      117.03    HF/6-31G*
--- 4270,4275 ----
***************
*** 4323,4330 ****
  nh-c1-nh    59.0      180.00    Guess
  no-c1-no    56.8      180.00    Guess
  na-c1-na    58.6      180.00    Guess
- na-c1-na    58.6      180.00    Guess
- na-c1-na    58.6      180.00    Guess
  
  X -c -c -X    4    1.200       180.000           2.000
  X -c -c1-X    2    0.000       180.000           2.000     
--- 4312,4317 ----
***************
*** 4889,4895 ****
  X -p3-py-X    6   11.000       180.000           2.000
  X -p3-sh-X    2    9.200         0.000           2.000
  X -p3-ss-X    2    2.300         0.000           3.000
- X -p3-ss-X    2    2.300         0.000           3.000
  X -p3-s4-X    4   15.400         0.000           2.000
  X -p3-sx-X    4   15.400         0.000           2.000
  X -p3-s6-X    6    1.600         0.000           3.000
--- 4876,4881 ----
***************
*** 5038,5044 ****
  c -c3-n -o          1.1          180.          2.           Junmei et al.1999
  c2-c2-na-c3         1.1          180.          2. 
  c2-c -c2-c3         1.1          180.          2. 
- c3-o -c -oh         1.1          180.          2. 
  c2-c3-c2-hc         1.1          180.          2.           Junmei et al.1999
  c2-c3-ca-hc         1.1          180.          2.           Junmei et al.1999
  c2-hc-c -o          1.1          180.          2.           Junmei et al.1999
--- 5024,5029 ----
***************
*** 5061,5075 ****
  hc-o -c -oh         1.1          180.          2.           Junmei et al.1999
  hc-o -c -os         1.1          180.          2.           
  n2-c2-ca-n2         1.1          180.          2.           dac guess, 9/94
- n2-ca-ca-c3         1.1          180.          2. 
  n2-ca-ca-n2         1.1          180.          2.           dac guess, 9/94
- na-ca-ca-c3         1.1          180.          2. 
  na-n2-ca-n2         1.1          180.          2.           dac, 10/94
  X -X -X -X          1.1          180.          2.           dac, 10/94
  
    hw  ow  0000.     0000.                                4.  flag for fast water
  
- n na n2 
  
  MOD4      RE
    h1          1.3870  0.0157             Veenstra et al JCC,8,(1992),963 
--- 5046,5057 ----

----------------------------------------------------------------------------

Temporary workaround: none.