I have added a new task to the BioRDF wiki: "Ligand-Receptor Interaction, Molecular Interaction Networks, Ontology Evolution"
http://esw.w3.org/topic/HCLSIG_BioRDF_Subgroup/Tasks/Ligand-Receptor_Interaction%2C_Molecular_Interaction_Networks%2C_Ontology_Evolution kind regards, Matthias Samwald