How to create a cell structure

hello;
i know LAMMPS can make a FCC or other famous cell structures but how can i create a wish and unknown cell structure like a helical nanotube?
i will thanksfull if u help me about that
Cheers
Ehsan Shahini

Dear Ehsan,

I think you question would be more appropriate on the official LAMMPS mailing list. You should follow the instructions at

http://lammps.sandia.gov/mail.html

in order to subscribe and post to the LAMMPS mailing list.

Cheers,

Ryan Elliott