I apologize for the informality in my previous response. Here’s a more professional take on the clue:
Clue: Seed of Ali Baba (5 letters)
Answer: SESAM
Explanation: This clue employs a metaphorical reference to a well-known folktale, “Ali Baba and the Forty Thieves.” Within the story, the magical phrase “Open Sesame” grants access to a hidden treasure trove. Here, “seed” acts as a metaphorical substitute for the magical word that “opens” the entrance.