[gmx-users] grompp for minimization: note & warning

shahab shariati shahab.shariati at gmail.com
Sun Sep 15 09:45:31 CEST 2013


Dear gromacs users

Nember of groups in each of charge groups is less than or equal 3.

charge groups in my itp files are as follows:


DOPC.itp:
--------------------------------------------------------------------------------------------
[ atoms ]
;   nr   type  resnr residue  atom   cgnr     charge       mass  typeB
chargeB      massB
     1   CH3*      1   DOPC     C1      1        0.4     15.035
     2   CH3*      1   DOPC     C2      2        0.4     15.035
     3   CH3*      1   DOPC     C3      3        0.4     15.035
     4    NL       1   DOPC     N4      4       -0.5    14.0067
     5   CH2*      1   DOPC     C5      5        0.3     14.027
     6   CH2*      1   DOPC     C6      6        0.4     14.027
     7    OA       1   DOPC    OS7      7       -0.8    15.9994
     8     P       1   DOPC     P8      8        1.7    30.9738
     9    OM*      1   DOPC    OM9      9       -0.8    15.9994
    10    OM*      1   DOPC   OM10     10       -0.8    15.9994
    11    OA       1   DOPC   OS11     11       -0.7    15.9994
    12    CH2*     1   DOPC    C12     12        0.4     14.027
    13   CH1*      1   DOPC    C13     13        0.3     13.019
    14    OA       1   DOPC   OS14     14       -0.7    15.9994
    15    CO*      1   DOPC    C15     15        0.7     12.011
    16     O*      1   DOPC    O16     16       -0.7    15.9994
    17   CH2*      1   DOPC    C17     17         0     14.027
    18   CH2*      1   DOPC    C18     17         0     14.027
    19   CH2*      1   DOPC    C19     17         0     14.027
    20   CH2*      1   DOPC    C20     18         0     14.027
    21   CH2*      1   DOPC    C21     18         0     14.027
    22   CH2*      1   DOPC    C22     18         0     14.027
    23   CH2*      1   DOPC    C23     19         0     14.027
    24   C*H1      1   DOPC    C24     19         0     13.019
    25   C*H1      1   DOPC    C25     19         0     13.019
    26   CH2*      1   DOPC    C26     20         0     14.027
    27   CH2*      1   DOPC    C27     20         0     14.027
    28   CH2*      1   DOPC    C28     20         0     14.027
    29   CH2*      1   DOPC    C29     21         0     14.027
    30   CH2*      1   DOPC    C30     21         0     14.027
    31   CH2*      1   DOPC    C31     21         0     15.035
    32   CH2*      1   DOPC    C32     22         0     14.027
    33   CH3*      1   DOPC    C33     22        0.0     15.035
    34   CH2*      1   DOPC    C34     23        0.5     14.027
    35    OA       1   DOPC   OS35     24       -0.7    15.9994
    36    CO*      1   DOPC    C36     25        0.8     12.011
    37     O*      1   DOPC    O37     26       -0.6    15.9994
    38   CH2*      1   DOPC    C38     27         0     14.027
    39   CH2*      1   DOPC    C39     27         0     14.027
    40   CH2*      1   DOPC    C40     27         0     14.027
    41   CH2*      1   DOPC    C41     28         0     14.027
    42   CH2*      1   DOPC    C42     28         0     14.027
    43   CH2*      1   DOPC    C43     28         0     14.027
    44   CH2*      1   DOPC    C44     29         0     14.027
    45   C*H1      1   DOPC    C45     29         0     13.019
    46   C*H1      1   DOPC    C46     29         0     13.019
    47   CH2*      1   DOPC    C47     30         0     14.027
    48   CH2*      1   DOPC    C48     30         0     14.027
    49   CH2*      1   DOPC    C49     30         0     14.027
    50   CH2*      1   DOPC    C50     31         0     14.027
    51   CH2*      1   DOPC    C51     31         0     14.027
    52   CH2*      1   DOPC    C52     31         0     14.027
    53   CH2*      1   DOPC    C53     32         0     14.027
    54   CH3*      1   DOPC    C54     32         0     15.035
--------------------------------------------------------------------------------------------
cholesterol.itp:
--------------------------------------------------------------------------------------------
[ atoms ]
;   nr   type  resnr residue  atom   cgnr     charge       mass  typeB
chargeB      massB
1    CH2R6    1        CHOL     C1    1    0.0        14.027
2    CH2R6   1       CHOL    C2    2    0.0     14.027
3    CH1R6   1       CHOL    C3    3    0.270   13.019
4    CH2R6   1       CHOL    C4    4    0.0     14.027
5    C*      1       CHOL    C5    5    0.0        12.011
6    C*HR6   1       CHOL    C6    6    0.0     13.019
7    CH2R6   1       CHOL    C7    7    0.0     14.027
8    CH1R6    1       CHOL    C8    8    0.0        13.019
9    CH1R6   1       CHOL    C9    9    0.0     13.019
10    CH0*    1       CHOL    C10    10    0.0        12.011
11    CH2R6   1       CHOL    C11    11    0.0     14.027
12    CH2R6   1       CHOL    C12    12    0.0     14.027
13    CH0*    1       CHOL    C13    13    0.0     12.011
14  CH1R6   1       CHOL    C14 14  0.0     13.019
15    CH2R5    1       CHOL    C15    15    0.0     14.027
16    CH2R5   1       CHOL    C16    16    0.0     14.027
17     CH1R5   1       CHOL    C17    17    0.0        13.019
18    CH3*    1       CHOL    C18    18    0.0        15.035
19    CH3*    1       CHOL    C19    19    0.0     15.035
20    CH1*    1       CHOL    C20    20    0.0        13.019
21    CH3*    1        CHOL    C21    20    0.0        15.035
22    CH2*    1       CHOL    C22 20    0.0        14.027
23    CH2*    1       CHOL    C23    21    0.0     14.027
24    CH2*    1       CHOL    C24    21    0.0        14.027
25    CH1*    1       CHOL    C25    22    0.0        13.019
26    CH3*    1       CHOL    C26    22    0.0     15.035
27    CH3*    1       CHOL    C27    22    0.0     15.035
28  OA      1       CHOL    O28 23 -0.675   15.9994
29  H       1       CHOL    H29 24  0.405    1.008
--------------------------------------------------------------------------------------------
drug.itp:
--------------------------------------------------------------------------------------------
[ atoms ]
;   nr      type  resnr resid  atom  cgnr   charge     mass
     1         O     1  drg      O2     1   -0.380  15.9994
     2         C     1  drg      C2     1    0.380  12.0110
     3        NR     1  drg      N3     2   -0.360  14.0067
     4         C     1  drg      C4     2    0.360  12.0110
     5        NT     1  drg      N4     3   -0.830  14.0067
     6         H     1  drg     H42     3    0.415   1.0080
     7         H     1  drg     H41     3    0.415   1.0080
     8       CR1     1  drg      C5     4    0.000  12.0110
     9        HC     1  drg      H5     4    0.000   1.0080
    10       CR1     1  drg      C6     5    0.200  12.0110
    11        HC     1  drg      H6     5    0.000   1.0080
    12        NR     1  drg      N1     5   -0.200  14.0067
    13       CH1     1  drg     C1*     6    0.200  13.0190
    14        OA     1  drg     O4*     6   -0.360  15.9994
    15       CH1     1  drg     C4*     6    0.160  13.0190
    16       CH2     1  drg     C5*     7    0.150  14.0270
    17        OA     1  drg     O5*     7   -0.548  15.9994
    18         H     1  drg     H6O     7    0.398   1.0080
    19       CH1     1  drg     C3*     8    0.150  13.0190
    20        OA     1  drg     O3*     8   -0.548  15.9994
    21         H     1  drg     H6M     8    0.398   1.0080
    22       CH1     1  drg     C2*     9    0.150  13.0190
    23        OA     1  drg     O2*     9   -0.548  15.9994
    24         H     1  drg     H6N     9    0.398   1.0080


Any help will highly appreciated.

Best wishes.



More information about the gromacs.org_gmx-users mailing list