1 ch4z1_eqn_glutamic.chem:
8 # Example file for `chem':
10 # This originates from Computing Science Technical Report No. 122
11 # CHEM - A Program for Typesetting Chemical Diagrams: User Manual
12 # by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
13 # <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
14 # Some corrections were added.
16 # Copyright (C) 2006-2014 Free Software Foundation, Inc.
18 # This file is part of `chem', which is part of `groff'.
20 # `groff' is free software; you can redistribute it and/or modify it
21 # under the terms of the GNU General Public License (GPL) version 2 as
22 # published by the Free Software Foundation.
24 # `groff' is distributed in the hope that it will be useful, but
25 # WITHOUT ANY WARRANTY; without even the implied warranty of
26 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
27 # General Public License for more details.
29 # You should have received a copy of the GNU General Public License
30 # along with this program. If not, see <http://www.gnu.org/licenses/>.
32 # The GPL2 license text is available in the internet at
33 # <http://www.gnu.org/licenses/gpl-2.0.html>.
35 ########################################################################
38 bond right length .1 ; BP
41 bond down length .3 from BP
43 # this is the mainchain amide structure
44 bond right length .1 from BP ; NH
46 # label the CH with an alpha, intended for eqn.
47 # this line says "put the north edge of the alpha at the
48 # south edge of the CH"
49 "$alpha$" with .n at CH.s
50 bond right from CH ; C
51 double bond up from C ; O
52 bond right length .1 from C ; BP
56 bond right length .1 from BP
57 bond down length .3 from BP ; BP
59 # label the degree of polymerization
60 "$n$" with .w at BP.se
61 # this is the sidechain
63 "$beta$" with .e at CH2.w
64 bond up from CH2 ; CH2
65 "$gamma$" with .e at CH2.w
67 # this is the benzyl ester part
68 double bond -60 from C ; O
72 ########################################################################