Descriptor File Format
name: atom and residue names

The name record contains the names of atom types and groups. The format is:

name
Natom
Latom
Ngroup
Lgroup

atomnametype1

...

groupnametype1

...

The keyword name is followed by the number of atom types: Natom, the maximum width of atom type names: Latom, the number of groups (residues): Ngroup and the maximum width of group names: Lgroup. Natom must be at least as large as the largest atom type number in the type record. Ngroup must be at least as large as the largest group number in the type record. Atom type and group names can contain any printable character. Example:


name 9 4 2 4
HB1    HB2    HB3
HD21   HD22
ND2
OD1
CB
CG
 
ALA
ASN

Names for nine atom types and 2 groups. Atom type 1 has the name "HB1", atom type 2 the name "HB2" and so on. Both the atom type and group names will not exceed four characters although none of the group names are more than three characters wide. Note that you can group the names in any reasonable way but they must be in proper order.


Details of Descriptor Records
intro
DES1
note
type
ivms
name
bond
mors
angl
angn
tors
itor
iton
nbn+
nbn-
ele+
ele-
vdw+
vdw-
abhb
noen
surf
stud
vlat
boun
lock

des format
arc format
yammp shell
exam commands
intro
arc
arcedit
arctransform
checkspider
des
elec2vlat

exam
mimesis
mkchainarc
mkchaindes
mkd3c
mkd3d
mkr2cc
mksnac
mksnad
xmd3
xmr2
ympf

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