From: Sanjeev B.S. (sanjeev_at_mbu.iisc.ernet.in)
Date: Fri Aug 09 2002 - 02:28:45 CDT

Hello,
        Is there an equivalent of resid for atoms? I want to select atoms
based on their atom numbers. The problem with 'index' is I have to
decrement one in a serial way, and it is very difficult if I club two
segments of PDB.

Thanks in agvance for any help.

-Sanjeev