1; Table 2.5.2.1
2;       GROMOS bond-stretching parameters
3;
4;
5;	Bond type code
6;	Force constant
7;	Ideal bond length
8;	Examples of usage in terms of non-bonded atom types
9;
10;
11;	ICB(H)[N]    CB[N] B0[N]
12;
13#define gb_1        0.1000  1.5700e+07
14; H  -  OA      750
15;
16#define gb_2        0.1000  1.8700e+07
17; H  -  N (all) 895
18;
19#define gb_3        0.1090  1.2300e+07
20; HC  -  C      700
21;
22#define gb_4         0.112  3.7000e+07
23; C - O (CO in heme)  2220
24;
25#define gb_5        0.1230  1.6600e+07
26; C  - O        1200
27;
28#define gb_6        0.1250  1.3400e+07
29; C  - OM       1000
30;
31#define gb_7        0.1320  1.2000e+07
32; CR1  -  NR (6-ring)   1000
33;
34#define gb_8        0.1330  8.8700e+06
35; H  -  S       750
36;
37#define gb_9        0.1330  1.0600e+07
38; C  -  NT, NL  900
39;
40#define gb_10       0.1330  1.1800e+07
41; C, CR1  -  N, NR, CR1, C (peptide, 5-ring)       1000
42;
43#define gb_11       0.1340  1.0500e+07
44; C  -  N, NZ, NE       900
45;
46#define gb_12       0.1340  1.1700e+07
47; C  -  NR (no H) (6-ring)      1000
48;
49#define gb_13       0.1360  1.0200e+07
50; C  -  OA      900
51;
52#define gb_14       0.1380  1.1000e+07
53; C  -  NR (heme)       1000
54;
55#define gb_15       0.1390  8.6600e+06
56; CH2  -  C, CR1 (6-ring)       800
57;
58#define gb_16       0.1390  1.0800e+07
59; C, CR1  -  CH2, C, CR1 (6-ring)       1000
60;
61#define gb_17       0.1400  8.5400e+06
62; C, CR1, CH2  -  NR (6-ring)   800
63;
64#define gb_18       0.1430  8.1800e+06
65; CHn  -  OA    800
66;
67#define gb_19       0.1430  9.2100e+06
68; CHn  -  OM    900
69;
70#define gb_20       0.1435  6.1000e+06
71; CHn  -  OA (sugar)    600
72;
73#define gb_21       0.1470  8.7100e+06
74; CHn  -  N, NT, NL, NZ, NE     900
75;
76#define gb_22       0.1480  5.7300e+06
77; CHn  -  NR (5-ring)   600
78;
79#define gb_23       0.1480  7.6400e+06
80; CHn  -   NR (6-ring)  800
81;
82#define gb_24       0.1480  8.6000e+06
83; O, OM  -   P     900
84;
85#define gb_25       0.1500  8.3700e+06
86; O  -  S       900
87;
88#define gb_26       0.1520  5.4300e+06
89; CHn  -   CHn (sugar)  600
90;
91#define gb_27       0.1530  7.1500e+06
92; C, CHn  -   C, CHn    800
93;
94#define gb_28       0.1610  4.8400e+06
95; OA  -   P     600
96;
97#define gb_29       0.1630  4.7200e+06
98; OA  -   SI    600
99;
100#define gb_30       0.1780  2.7200e+06
101; FE  -  C (Heme)
102;
103#define gb_31       0.1780  5.9400e+06
104; CH3  -   S    900
105;
106#define gb_32       0.1830  5.6200e+06
107; CH2  -   S    900
108;
109#define gb_33       0.1870  3.5900e+06
110; CH1  -   SI   600
111;
112#define gb_34        0.198  0.6400e+06
113; NR  -   FE    120
114;
115#define gb_35        0.200  0.6280e+06
116; NR (heme)  -  FE   120
117;
118#define gb_36       0.2040  5.0300e+06
119; S  -   S      1000
120;
121#define gb_37        0.221  0.5400e+06
122; NR  -  FE     126
123;
124#define gb_38       0.1000  2.3200e+07
125; HWat  -   OWat        1110
126;
127#define gb_39       0.1100  1.2100e+07
128; HChl  -   CChl        700
129;
130#define gb_40       0.1758  8.1200e+06
131; CChl  -   CLChl       1200
132;
133#define gb_41       0.1530  8.0400e+06
134; ODmso  -   SDmso      900
135;
136#define gb_42     0.193799  4.9500e+06
137; SDmso  -   CDmso      890
138;
139#define gb_43       0.1760  8.1000e+06
140; CCl4  -   CLCl4       1200
141;
142#define gb_44       0.1265  1.3100e+07
143; CUrea  -  OUrea       1000
144;
145#define gb_45        0.135  1.0300e+07
146; CUrea  -  NUrea       900
147;
148#define gb_46     0.163299  8.7100e+06
149; HWat  -   HWat        1110
150;
151#define gb_47     0.233839  2.6800e+06
152; HChl  -   CLChl        700
153;
154#define gb_48     0.290283  2.9800e+06
155; CLChl -   CLChl       1200
156;
157#define gb_49     0.279388  2.3900e+06
158; ODmso -   CDmso        890
159;
160#define gb_50     0.291189  2.1900e+06
161; CDmso -   CDmso        890
162;
163#define gb_51       0.2077  3.9700e+06
164; HMet  -   CMet         820
165;
166#define gb_52     0.287407  3.0400e+06
167; CLCl4 -   CLCl4       1200
168;
169;---
170;       Table 2.5.3.1.
171;       GROMOS bond-angle bending parameters
172;
173;
174; Bond-angle type code
175; Force constant
176; Ideal bond angle
177; Example of usage in terms of non-bonded atom types
178;
179;
180;  ICT(H)[N]  CT[N]  (T0[N])
181;
182#define ga_1         90.00      380.00
183; NR(heme)  -  FE  -  C          90
184;
185#define ga_2         90.00      420.00
186; NR(heme)  -  FE  -  NR(heme)  100
187;
188#define ga_3         96.00      405.00
189; H  -  S  -  CH2       95
190;
191#define ga_4        100.00      475.00
192; CH2  -  S  -  CH3     110
193;
194#define ga_5        103.00      420.00
195; OA  -  P  -  OA       95
196;
197#define ga_6        104.00      490.00
198; CH2  -  S  -  S       110
199;
200#define ga_7        108.00      465.00
201; NR, C, CR1(5-ring)    100
202;
203#define ga_8        109.50      285.00
204; CHn  - CHn - CHn, NR(6-ring) (sugar)  60
205;
206#define ga_9        109.50      320.00
207; CHn, OA  - CHn  - OA, NR(ring) (sugar)        68
208;
209#define ga_10       109.50      380.00
210; H -  NL, NT  -  H, CHn  - OA  - CHn(sugar)    80
211;
212#define ga_11       109.50      425.00
213; H  -  NL  -  C, CHn          H  -  NT  -  CHn 90
214;
215#define ga_12       109.50      450.00
216; X  -  OA, SI  -  X    95
217;
218#define ga_13       109.50      520.00
219; CHn,C  -  CHn  -  C, CHn, OA, OM, N, NE       110
220;
221#define ga_14       109.60      450.00
222; OM  -  P  -  OA       95
223;
224#define ga_15       111.00      530.00
225; CHn  -  CHn  -  C, CHn, OA, NR, NT, NL        110
226;
227#define ga_16       113.00      545.00
228; CHn  -  CH2  -  S     110
229;
230#define ga_17       115.00       50.00
231; NR(heme)  -  FE  - NR 10
232;
233#define ga_18       115.00      460.00
234; H  -  N  -  CHn       90
235;
236#define ga_19       115.00      610.00
237; CHn, C  -  C  -  OA, N, NT, NL        120
238;
239#define ga_20       116.00      465.00
240; H  -  NE  -  CH2      90
241;
242#define ga_21       116.00      620.00
243; CH2  -  N  -  CH1     120
244;
245#define ga_22       117.00      635.00
246; CH3 -  N  -  C, CHn  - C  - OM        120
247;
248#define ga_23       120.00      390.00
249; H  -  NT, NZ, NE  -  C        70
250;
251#define ga_24       120.00      445.00
252; H  -  NT, NZ  -  H    80
253;
254#define ga_25       120.00      505.00
255; H - N - CH3, H, HC - 6-ring, H - NT - CHn     90
256;
257#define ga_26       120.00      530.00
258; P, SI  -  OA  -  CHn, P       95
259;
260#define ga_27       120.00      560.00
261; N, C, CR1 (6-ring, no H)      100
262;
263#define ga_28       120.00      670.00
264; NZ  -  C  -  NZ, NE   120
265;
266#define ga_29       120.00      780.00
267; OM  - P  -  OM        140
268;
269#define ga_30       121.00      685.00
270; O  -  C  -  CHn, C          CH3  -  N  -  CHn 120
271;
272#define ga_31       122.00      700.00
273; CH1, CH2  -  N  -  C  120
274;
275#define ga_32       123.00      415.00
276; H  - N  - C   70
277;
278#define ga_33       124.00      730.00
279; O  - C  - OA, N, NT, NL   C - NE - CH2        120
280;
281#define ga_34       125.00      375.00
282; FE  - NR  - CR1 (5-ring)      60
283;
284#define ga_35       125.00      750.00
285; -     120
286;
287#define ga_36       126.00      575.00
288; H, HC  - 5-ring       90
289;
290#define ga_37       126.00      640.00
291; X(noH)  - 5-ring      100
292;
293#define ga_38       126.00      770.00
294; OM  - C  - OM 120
295;
296#define ga_39       132.00      760.00
297; 5, 6 ring connnection 100
298;
299#define ga_40       155.00     2215.00
300; SI  - OA  - SI        95
301;
302#define ga_41       180.00    91350.00
303; Fe  -  C  -  O (heme) 57
304;
305#define ga_42       109.50      434.00
306; HWat  - OWat  - HWat  92
307;
308#define ga_43       107.57      484.00
309; HChl  - CChl  - CLChl 105
310;
311#define ga_44       111.30      632.00
312; CLChl  - CChl  - CLChl        131
313;
314#define ga_45        97.40      469.00
315; CDmso  - SDmso  - CDmso       110
316;
317#define ga_46       106.75      503.00
318; CDmso  - SDmso  -  ODmso      110
319;
320#define ga_47       108.53      443.00
321; HMet  - OMet  - CMet  95
322;
323#define ga_48       109.50      618.00
324; CLCl4  - CCl4  - CLCl4        131
325;
326#define ga_49       107.60      507.00
327; FTFE  -  CTFE  -  FTFE        100
328;
329#define ga_50       109.50      448.00
330; HTFE  -  OTFE  -  CHTFE        85
331;
332#define ga_51        110.3      524.00
333; OTFE  -  CHTFE  -  CTFE        97
334;
335#define ga_52        111.4      532.00
336; CHTFE  -  CTFE  -  FTFE        95
337;
338#define ga_53        117.2      636.00
339; NUrea  -  CUrea  -  NUrea     120
340;
341#define ga_54        121.4      690.00
342; OUrea  -  CUrea  -  NUrea     120
343;
344;       Table 2.5.4.1
345;       GROMOS improper (harmonic) dihedral angle parameters
346;
347;
348; Improper dihedral-angle type code
349; Force constant
350; Ideal improper dihedral angle
351; Example of usage
352;
353;
354; ICQ(H)[N] CQ[N] (Q0[N])
355;
356#define gi_1           0.0   167.42309
357; planar groups 40
358;
359#define gi_2      35.26439   334.84617
360; tetrahedral centres   80
361;
362#define gi_3           0.0   669.69235
363; heme iron     160
364;
365;       Table 2.5.5.1 (Note: changes with respect to the 43A1 table)
366;       GROMOS (trigonometric) dihedral torsional angle parameters
367;
368;
369; Dihedral-angle type code
370; Force constant
371; Phase shift
372; Multiplicity
373; Example of usage in terms of non-bonded atom types
374;
375;
376; ICP(H)[N]  CP[N] PD[N] NP[N]
377;
378#define gd_1    180.000       2.67          1
379; CHn-CHn-CHn-OA (sugar)  0.6
380;
381#define gd_2    180.000       3.41          1
382; OA-CHn-OA-CHn,H (beta sugar) 0.8
383;
384#define gd_3    180.000       4.97          1
385; OA-CHn-CHn-OA (sugar)	1.2
386;
387#define gd_4    180.000       5.86          1
388; N-CHn-CHn-OA (lipid)	1.4
389;
390#define gd_5    180.000       9.35          1
391; OA-CHn-CHn-OA (sugar)	2.2
392;
393#define gd_6    180.000       9.45          1
394; OA-CHn-OA-CHn,H (alpha sugar)  2.3
395;
396#define gd_7      0.000       2.79          1
397; P-O5*-C5*-C4* (dna)	0.7
398;
399#define gd_8      0.000       5.35          1
400; O5*-C5*-C4*-O4* (dna)	1.3
401;
402#define gd_9    180.000       1.53          2
403; C1-C2-CAB-CBB	(heme)	0.4
404;
405#define gd_10   180.000       5.86          2
406; -C-C-	1.4
407;
408#define gd_11   180.000       7.11          2
409; -C-OA,OE- (at ring)	1.7
410;
411#define gd_12   180.000       16.7          2
412; -C-OA,OE- (carboxyl)	4.0
413;
414#define gd_13   180.000       24.0          2
415; CHn-OE-C-CHn (ester lipid)	5.7
416;
417#define gd_14   180.000       33.5          2
418; -C-N,NT,NE,NZ,NR-	8.0
419;
420#define gd_15   180.000       41.8          2
421; -C-CR1- (6-ring)	10.0
422;
423#define gd_16     0.000        0.0          2
424; -CH1(sugar)-NR(base)	0.0
425;
426#define gd_17     0.000      0.418          2
427; O-CH1-CHn-no O	0.1
428;
429#define gd_18     0.000       2.09          2
430; O-CH1-CHn-O	0.5
431;
432#define gd_19     0.000       3.14          2
433; -OA-P-	0.75
434;
435#define gd_20     0.000       5.09          2
436; O-P-O- (dna, lipids)	1.2
437;
438#define gd_21     0.000       16.7          2
439; -S-S-	4.0
440;
441#define gd_22     0.000       1.05          3
442; -OA-P-	0.25
443;
444#define gd_23     0.000       1.26          3
445; -CHn-OA(no sugar)- 0.3
446;
447#define gd_24     0.000       1.30          3
448; HTFE-OTFE-CHTFE-CTFE	0.3
449;
450#define gd_25     0.000       2.53          3
451; O5*-C5*-C4*-O4* (dna)	0.6
452;
453#define gd_26     0.000       2.93          3
454; -CH2-S-	0.7
455;
456#define gd_27     0.000       3.19          3
457; O-P-O- (dna, lipids)	0.8
458;
459#define gd_28     0.000       3.65          3
460; OA-CHn-OA-CHn,H (alpha sugar)	0.9
461;
462#define gd_29     0.000       3.77          3
463; -C,CHn,SI-	0.9
464;
465#define gd_30     0.000       3.90          3
466; CHn-CHn-OA-H (sugar)	0.9
467;
468#define gd_31     0.000       4.18          3
469; HC-C-S-	1.0
470;
471#define gd_32     0.000       4.69          3
472; AO-CHn-OA-CHn,H (beta sugar)
473;
474#define gd_33     0.000       5.44          3
475; HC-C-C-	1.3
476;
477#define gd_34     0.000       5.92          3
478; -CHn,SI-CHn-	1.4
479;
480#define gd_35     0.000       7.69          3
481; OA-CHn-CHn-OA (sugar)	1.8
482;
483#define gd_36     0.000       8.62          3
484; N-CHn-CHn-OA (lipid)	2.1
485;
486#define gd_37     0.000       9.50          3
487; OA-CHn-CHn-OA (sugar)	2.3
488;
489#define gd_38     0.000        0.0          4
490; -NR-FE-	0.0
491;
492#define gd_39   180.000        1.0          6
493; -CHn-N,NE-	0.24
494;
495#define gd_40     0.000        1.0          6
496; -CHn-C,NR(ring), CR1-	0.24
497;
498#define gd_41     0.000       3.77          6
499; -CHn-NT-	0.9
500;
501; get the constraint distances for dummy atom constructions
502
503#include "ff_dum.itp"
504
505[ constrainttypes ]
506; now the constraints for the rigid NH3 groups
507 MNH3    C    2   DC_MNC1
508 MNH3  CH1    2   DC_MNC2
509 MNH3  CH2    2   DC_MNC2
510 MNH3 MNH3    2   DC_MNMN
511; and the angle-constraints for OH and SH groups in proteins:
512  CH2    H    2   DC_CO
513  CH1    H    2   DC_CO
514    C    H    2   DC_CO
515    P    H    2   DC_PO
516
517; bond-, angle- and dihedraltypes for specbonds:
518[ bondtypes ]
519S      S       2    gb_36
520NR     FE      2    gb_34
521
522[ angletypes ]
523CH1    CH2    S     2   ga_16
524CH2    S      S     2   ga_6
525CR1    NR    FE     2	ga_34
526NR     FE    NR     2   ga_17
527
528[ dihedraltypes ]
529S      S      1   gd_21
530NR     FE     1   gd_38
531CH2    S      1   gd_26
532