Given an identifier such as '1crn' fetches the PDB format flatfile from the RCSB
&compression=None
http://www.rcsb.org/pdb/cgi/export.cgi/1CRN.pdb?format=PDB&pdbId=
org.embl.ebi.escience.scuflworkers.java.WebPageFetcher
org.embl.ebi.escience.scuflworkers.java.StringConcat
org.embl.ebi.escience.scuflworkers.java.StringConcat
PDB identifier such as '1crn'
chemical/x-pdb
text/plain
text/html