is_active_in
c executes activity in d if and only if c enables p and p occurs_in d.  Assuming no action at a distance by gene products, if a gene product enables (is capable of) a process that occurs in some structure, it must have at least some part in that structure.
RO:0002131
overlaps
is_a
RO:0002328
functionally_related_to
is_a
enables activity in
exact