If George Lucas was the follower of Akira Kurosawa, then does only "Hidden fortress" intertext with "Seven Samurai"?

Traces of Akira Kurosawa's "Seven Samurai" can be found in films where outstanding people unite to achieve a good cause or protect the weak and this plot became archetypal. We know "Ocean's Eleven" trilogy, Va-Bank, some Star Trek episodes, some Star Wars Clone Wars episodes, "Only "Old Men" Are Going to Battle". Let us find some parallels between Star Wars (Episodes IV-VI) trilogy and Seven Samurai.