SMD negative forces

From: S Richmond (s.richmond88_at_yahoo.com)
Date: Fri Feb 04 2011 - 10:39:44 CST

Dear users,

I'm learning NAMD and SMD. I did some test run puling my molecule to some surface with constant velocity in -Z direction. How to interpret the sign of force that is recorder in SMD output ?

Sam

      

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