RCSB

Trigger: !rcsb

Try it

Kagi would openhttps://rcsb.org/pdb/explore/explore.do?structureId=plate+tectonics

Run !rcsb in Kagi

URL pattern: https://rcsb.org/pdb/explore/explore.do?structureId=query

Searches rcsb.org, filed under Reference (science).