Can anyone suggest a program to read trajectory files of different formats?

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Thomas A. Collier

I would suggest VMD for visualisation of trajectories. It is available free for academics from the Theoretical and Computational Biophysics Group at the University of Illinois. Hope this helps

Katarzyna Kulczycka-Mierzejewska

The VMD, as was suggested previously or pymol.

Arghya Barman

catDCD will be useful

http://www.ks.uiuc.edu/Development/MDTools/catdcd/

Sangita Kachhap

VMD