At 02:05 PM 4/12/2004, you wrote:
>Hi, I am using SANDER to minimize the energy of DNA before I calculate its 
>frequencies using NMODE.  Because I do not want to restrain any atoms in 
>the mimization, so there is no group information in my input file for 
>sander. However, I got an error message " sandermin.in, Group is not found 
>at the end of file". Is the group information required for any 
>minimization in sander? Thank you!
Make sure you do not have nmropt=1 or other group requiring option.
In case it might help, here is a valid minimization input file for sander 
that does not have a group.  (It was generated by MM_PBSA - so the options 
are of course very different from what you will want to use).
File generated by mm_pbsa.pl. Using  MM GB MS
  &cntrl
   ntf    = 1,       ntb    = 0,       dielc  = 1,
   idecomp= 0,
   igb    = 1,       saltcon= 0.2,
   offset = 0.09,     extdiel= 78.5,
   gbsa   = 1,       surften= 1.0,
   cut    = 99999.0, nsnb   = 99999,
   scnb   = 2.0,     scee   = 1.2,
   imin   = 1,       maxcyc = 1,       ncyc   = 0,
  &end
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Received on Mon Apr 12 2004 - 20:53:01 PDT