URL	Title	Id
http://digfir-published.macmillanusa.com/lodish_animation/a0301_protein_structure.html	Chapter 3. Oil Drop Model of Protein Structure	519bca41b11c0f1368000044
http://digfir-published.macmillanusa.com/lodish_animation/a0301_protein_structure_dlap.xml	DLAP questions	519bca41b11c0f1368000044