; members shall be eligible for reappointment; and, except as provided under paragraph (2), members shall serve until their successors are appointed. (2) Termination of service in official position from which originally appointed Where any member ceases to serve in the official position from which originally appointed under section 3(a), the place of the member on the Commission shall be deemed to be vacant. (3) Vacancies in membership Any vacancy in the membership of the Commission shall be filled for the remainder of the vacant term in the same manner in which the original appointment was made; except that where the number of vacancies is fewer than the number of members specified in paragraphs (4), (5), (6), (7), and (8) of section 3(a), each panel of names submitted in accordance with the aforementioned paragraphs shall contain at least 2 names for each vacancy. 5. Organization of commission (a) Initial meeting The President shall convene the Commission not later than 90 days after the date of enactment of this Act at such time and place as the President may designate. (b) Chairman and vice chairman The President shall designate a Chairman and a Vice Chairman from among the members of the Commission. The Commission may subsequently establish a process for electing a Chairman and Vice Chairman. (c) Quorum Seventeen members of the Commission shall constitute a quorum, but 2 or more members, representing more than 1 of the class of members described in section 4(a), shall constitute a quorum for the purpose of conducting hearings. 6. Duties of commission (a) In general The Commission shall— (1) engage in such activities and make such studies, investigations, convenings, and communications as are necessary or desirable in the accomplishment of the purposes set forth in section 3; (2) consider, on its own initiative, mechanisms for fostering better relations and more productive partnerships between and among the levels of government