bond lengths and angles constraints

From: oguz gurbulak (
Date: Tue Jun 23 2015 - 10:04:53 CDT

Dear NAMD Users,

I want to use OPLS/UA force filed for my surfactant molecule. But The OPLS-UA force field uses fixed bond lengths and bond angles. Is it possible to keep fixed all bond lengths and bond angles of the molecule in NAMD ?

Thanks for the help.

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