• Receptor databases
• IUPHAR Receptor/Channel Database
• Latest Receptor Findings
• GPCRDB (formerly Heidelberg)
• Agi Schonbrunn's list of endogenous GPCR's

• G protein related structures
• RCSB Structure Resource
• Rhodopsin structure
• Gai1 Heterotrimer structure
• Gs/adenylyl cyclase structure
• Mosberg Lab Receptor Models

Questions or comments to: RNeubig@umich.edu