Table 1.

Types and numbers of entities available in the PGxLOD knowledge graph

Concept	Number of instances
Drug	63,485
GeneticFactor	494,982
Phenotype	65,133
PharmacogenomicRelationship	50,435
from PharmGKB	3650
from the literature	36,535

Pharmacogenomic relationships of PGxLOD are of two provenances: the PharmGKB expert database and the literature