two-fold symm

[axel t. brunger]

> 	I am working on solving the solution structure of a
> self-complementary rna duplex.  I would like advice on how to impose
> two-fold symmetry during the dg/embedding step and/or simulated annealing
> step.  The two strands are designated with unique segids.  Thanks for any
> help.
>

Try using the distance symmetry restraints (page 280 of the 3.1 manual).

Axel Brunger