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. Author manuscript; available in PMC: 2010 Jul 30.
Published in final edited form as: J Comput Chem. 2009 Jul 30;30(10):1545–1614. doi: 10.1002/jcc.21287

Table 4.

CHARMM version c34b1 package contents

Directory Subdirectory Contents

build UNX Makefiles and installation scripts

ChangeLogs Release notes

doc Documentation

source adumb ADaptive UMBrella sampling simulation
cadint CADPAC interface
cff Consistent Force Field
charmm Parsing and initialization routines
correl Time series and correlation functions
dimb Diagonalization In a Mixed Basis method
dynamc Dynamics integrator subroutines
emap MAP Object Manipulation
energy Energy subroutines
fcm Include files
flucq QM/MM Fluctuating Charge Potential
gamint QM/MM method interface to GAMESS-US
gener PSF generation and manipulation
graphics Graphics subprograms
gukint QM/MM method interface to GAMESS-UK
image Periodic boundary methods
io File I/O subroutines
machdep Machine dependent codes
manip Various structure and energy manipulation methods
mbond Multi-body dynamics
mc Monte Carlo simulation
minmiz Minimization programs
misc Miscellaneous energy and structure programs
mmff Merck Molecular Force Field
mndint QM/MM method interface to MNDO97q
moldyn Multi-body MOLDYN codes
molvib Molecular vibrational analysis facility
nbonds Non-bonded energy routines
pert Free energy simulation
pipf Polarizable Intermolecular Potential Functions
prate POLYRATE interface
quantum QM/MM method interface to MOPAC
rxncor Reaction coordinate manipulation
sccdftbint QM/MM method interface to SCCDFTB
shapes Molecular shape descriptor method
solvation Reference Interaction Site Model
squantm QM/MM method interface to SQUANTM
util String and memory space management codes
vibran Vibrational analysis facility

support aspara Implicit solvation parameter files
bpot Stochastic boundary potential files
form Forms to report problems and fixes
htmldoc Info to html file conversion scripts
imtran image transformation files
MMFF Merck Molecular Force Field parameter files
trek TReK initial path examples

test c20test Version c20 testcase input files
c22test Version c22 testcase input files
c34test Version c34 testcase input files
data Data files for testcases

tool Installation scripts

toppar Topology and force field parameter files