This directory contains altered versions of protein structural files from the PDB (http://www.rcsb.org). All alterations are licensed (copyright 2001-2008) by Allen Watkins Smith under a Creative Commons Attribution-ShareAlike License (see http://creativecommons.org/licenses/by-sa/2.5/); also see http://cesario.rutgers.edu/easmith/research/legalcode.txt for a text version of the Legal Code of the license.