CREATE TABLE medicine (id NUMBER, name CLOB, trade_name CLOB, fda_approved CLOB)
CREATE TABLE medicine_enzyme_interaction (enzyme_id NUMBER, medicine_id NUMBER, interaction_type CLOB)
CREATE TABLE enzyme (id NUMBER, name CLOB, location CLOB, product CLOB, chromosome CLOB, omim NUMBER, porphyria CLOB)

What is the id and name of the enzyme with most number of medicines that can interact as 'activator'?
SELECT T1.id, T1.name FROM enzyme AS T1 JOIN medicine_enzyme_interaction AS T2 ON T1.id = T2.enzyme_id WHERE T2.interaction_type = 'activitor' GROUP BY T1.id ORDER BY COUNT(*) DESC LIMIT 1
SELECT "T1"."id", "T1"."name" FROM "enzyme" "T1" JOIN "medicine_enzyme_interaction" "T2" ON "T1"."id" = "T2"."enzyme_id" AND "T2"."interaction_type" = 'activitor' GROUP BY "T1"."id" ORDER BY COUNT(*) DESC FETCH FIRST 1 ROWS ONLY