- The GPCR-OKB: The G Protein Coupled Receptor – Oligomerization Knowledge Base (created in 2010)
- The Ontology: The Information Scheme of GPCR-OKB (created in 2007, see )
These links can also be accessed from http://www.gpcr-okb.org/
 Requirements and ontology for a G protein-coupled receptor oligomerization knowledge base. BMC Bioinformatics. 2007 May 30;8:177. Skrabanek L, Murcia M, Bouvier M, Devi L, George SR, Lohse MJ, Milligan G, Neubig R, Palczewski K, Parmentier M, Pin JP, Vriend G, Javitch JA, Campagne F, Filizola M.
 George Khelashvili, Kevin Dorff et al. GPCR-OKB: The G Protein Coupled Receptor Oligomer Knowledge Base. Bioinformatics (2010), in press.