CHARMm Principles


Index

A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z




Index

A

ACCEPTOR keyword, 27
AKMA measurement system, 21
ATOM keyword, 27

B

BOND keyword, 27

C

CHARMm
array dimensions, 22
data structures, 17
force field, 11
QUANTA mode, 12
stand-alone mode, 12
starting, 12
CHARMm processes
calculating energy, 14
generating a PSF, 14
generating Cartesian coordinates, 14
performing calculations and simulations, 14
reading model definitions, 13
reading parameters, 13
reading sequences, 13
Chemistry at Harvard Macromolecular Mechanics, see CHARMm
CLOSE command, 17
command files
format, 15
title, 15
command line, 15
command stream
controlling, 20
command stream file, see command files
commands, 15
CLOSE, 17
HBOND, 52
IC BUILD, 41
IC FILL, 41
IC PARAMETERS, 41
IC SEED, 41
NBFIX, 52
NBOND, 52
numeric values, 16
OPEN, 17
options, 16
PATCH, 36
READ, 17
REWIND, 44
STREAM, 57
WRITE, 17
COMP keyword, 45
conditional statements, 21
conformations
generating, 60, 66
coordinate arrays
comparison, 45
main, 45
coordinates
building Cartesian, 40
file format, 46
generating, 39
internal, 39
using, 39-50

D

diamers
constructing, 63
DONOR keyword, 27

E

external files, 16

H

harmonic restoring potential, 52
HBOND command, 52
hydrogen
all-hydrogen model, 38
constructing positions, 48
extended atom model, 37
modeling, 37

I

IC BUILD command, 41
IC FILL command, 41
IC PARAMETERS command, 41
IC SEED command, 41
index number, 35
input files, see command files
internal coordinates, 39
ISOP residue, 53
IUPAC name, 33

K

keywords, 16
ACCEPTOR, 27
ATOM, 27
BOND, 27
COMP, 45
DONOR, 27
PRESERVE, 41

N

NBFIX command, 52
NBOND command, 52

O

OPEN command, 17
output file, 16

P

parameter files
structure, 50
using, 50-53
parameters
nonbonded, 52
specifying dihedrals, 51
specifying impropers, 51
wildcard atom-types, 52
PATCH command, 36
patch residue, 35
applying, 35
definition, 35
periodicity value, 52
polyalanine helix
constructing, 57
polymer segments
joining, 53
PRESERVE keyword, 41
protein structure file, see PSF
PSF
creating, 34
modifying, 35
structure, 33
using, 33-37

R

READ command, 17
residue identifier, 33
residue topology files, see RTF
REWIND command, 44
RTF, 13
constructing and using, 25-31
file structure, 26
Ryckaert-Bellemans torsional potential, 53

S

scripts
flow control, 58
goto statements, 58
if statements, 58
labels, 58
segment identifier, 33
.seq, 32
sequence
file format, 32
using information, 32
STREAM command, 57

V

variables, 21
VULC patch residue, 54

W

WRITE command, 17


Last updated May 17, 2001.
Copyright © 2001, Accelrys Inc. All rights reserved.