AMBER Archive (2004)

Subject: AMBER: problem with frcmod file

From: donna j (
Date: Mon Feb 23 2004 - 15:47:12 CST


Iam new in Amber nad iam trying to generate to run leap with cysteine -ve attached to zinc.This is the forcefield file i generated.when i run tleap iam getting the following error.Can somebody help me with this error.

Thank u


Error message

Loading parameters: ./frcmod.pcy

Reading force field mod type file (frcmod)

Unknown keyword: SH 32.06

in parameter file.

Unknown keyword: ZN 65.37

in parameter file.

!FATAL ERROR----------------------------------------

!FATAL: In file [varArray.c], line 127

!FATAL: Message: PVarArrayIndex: VARARRAY is NULL!


Abort (core dumped)

frcmod file


SH 32.06

ZN 65.37


ZN-SH 81.820 2.293


ZN-SH-C 18.92 111.6

SH-ZN-SH 49.62 146.5


C-SH-ZN-SH 9 0.0167 0.00 2.000

C-C-SH-ZN 1 0.0909 0.00 3.000


ZN 1.95 0.25

SG 3.00 0.063

Do you Yahoo!?
Yahoo! Mail SpamGuard - Read only the mail you want.
The AMBER Mail Reflector
To post, send mail to
To unsubscribe, send "unsubscribe amber" to