; When using this new tolopolgy, make sure you have included the required parameters ; (see http://swisssidechain.ch/MD/gromacs.html) [ 4PH ] ; 4-Methyl-phenylalanine [ atoms ] N NH1 -0.4700 0 HN H 0.3100 1 CA CT1 0.0700 2 HA HB 0.0900 3 CB CT2 -0.1800 4 HB1 HA 0.0900 5 HB2 HA 0.0900 6 CG CA 0.0000 7 CD1 CA -0.1150 8 HD1 HP 0.1150 9 CD2 CA -0.1150 10 HD2 HP 0.1150 11 CE1 CA -0.1150 12 HE1 HP 0.1150 13 CE2 CA -0.1150 14 HE2 HP 0.1150 15 CZ CA 0.0000 16 CH CT3 -0.2700 17 HH1 HA 0.0900 18 HH2 HA 0.0900 19 HH3 HA 0.0900 20 C C 0.5100 21 O O -0.5100 22 [ bonds ] N HN N CA C CA C +N CA HA CB CA O C CG CB HB1 CB HB2 CB CD1 CG CD2 CG CE1 CD1 HD1 CD1 CE2 CD2 HD2 CD2 CZ CE1 CZ CE2 CH CZ HH1 CH HH2 CH HH3 CH CE1 HE1 CE2 HE2 [ impropers ] N -C CA HN C CA +N O [ cmap ] -C N CA C +N