PDB.py -- Simple classes for reading/manipulating Protein and DNA structural
files in the format of the Protein Data Bank.
 
Copyright (2005) Whitehead Institute for Biomedical Research (except as noted below)
All Rights Reserved
 
Author: David Benjamin Gordon

Modules
		operator os re string sys

Classes
		simplePDB simplePDBatom   class simplePDB     Trival PDB reader, with a few handy utilities. Relies on simplePDBatom     Methods defined here: __init__(self, filename) get_chain_range(self, chain_id) get_chain_sequence(self, chain_id)   class simplePDBatom     Trival atom type that knows how to parse an ATOM line from a pdb file, and how to print itself out again     Methods defined here: __init__(self, line='') __repr__(self) res3to1(self, resname_3letters)