2 ; Column 1 : default bondtype
3 ; Column 2 : default angletype
4 ; Column 3 : default proper dihedraltype
5 ; Column 4 : default improper dihedraltype
6 ; Column 5 : This controls the generation of dihedrals from the bonding.
7 ; All possible dihedrals are generated automatically. A value of
8 ; 1 here means that all these are retained. A value of
9 ; 0 here requires generated dihedrals be removed if
10 ; * there are any dihedrals on the same central atoms
11 ; specified in the residue topology, or
12 ; * there are other identical generated dihedrals
13 ; sharing the same central atoms, or
14 ; * there are other generated dihedrals sharing the
15 ; same central bond that have fewer hydrogen atoms
16 ; Column 6 : number of neighbors to exclude from non-bonded interactions
17 ; Column 7 : 1 = generate 1,4 interactions between pairs of hydrogen atoms
18 ; 0 = do not generate such
19 ; Column 8 : 1 = remove proper dihedrals if found centered on the same
20 ; bond as an improper dihedral
21 ; 0 = do not generate such
22 ; bondtype angletype dihedraltype impropertype all_dih nrexcl HH14 bRemoveDih
187 [ ASPP ] ; protonated ASP
194 HB1 HA 0.09 5 ; HB1 OD1
196 CG CD 0.75 7 ; -CB--CG
198 OD2 OH1 -0.61 9 ; HB2 OD2-HD2
254 [ CYS2 ] ; disulfide cystine
370 [ GLUP ] ; protonated GLU
380 HG1 HA 0.09 8 ; HG1 OE1
382 CD CD 0.75 10; -CG--CD
384 OE2 OH1 -0.61 12; HG2 OE2-HE2
732 [ LSN ] ; neutral lysine residue
1134 [ ALAD ] ; Alanine dipeptide
1345 ; ai aj ak th0 cth ub0 cub
1346 NA FE NC 180.0 0.0 0.0 0.0
1347 NB FE ND 180.0 0.0 0.0 0.0
1561 ; ai aj ak th0 cth ub0 cub
1562 NA FE NC 180.0 0.0 0.0 0.0
1563 NB FE ND 180.0 0.0 0.0 0.0
1564 FE O1 O2 122.0 50.00 0.0 0.0
1617 [ O2 ] ; O2 ligand for HEME
1624 [ CO ] ; CO ligand for HEME
1718 ; this can also be done with the .c.tdb, but the atom naming is different
1719 ; and this can matter