Table 2 Types of target relations in ChEMBL that are used to map target IDs to related target IDs.

From: A compound-target pairs dataset: differences between drugs, clinical candidates and other bioactive compounds

Original target type

Target relationship

Related target type

protein family

-[superset of]->

single protein

protein complex

-[superset of]->

single protein

protein complex group

-[superset of]->

single protein

single protein

-[equivalent to]->

single protein

chimeric protein

-[superset of]->

single protein

protein-protein interaction

-[superset of]->

single protein

  1. The original target type is the target type of the target that is to be mapped to a related target, and the related target type is the type of the related target.