In saucepan, bring raisins and 1/3 cup rum to simmer. Remove from heat; let stand 20 minutes. Drain. In large bowl, beat cream cheese and granulated sugar with mixer on medium until light and fluffy. Beat in eggs and sour cream until blended. Pour one-third of the batter over crust. Sprinkle half of the raisins. Repeat. Top with remaining batter. Bake 1 hour 15 minutes or until edges are set 2 inches from edge of pan but center still jiggles slightly. Turn oven off; open door 4 inches. Leave in oven 30 minutes. Run small metal spatula around edge of pan to loosen. Cool 30 minutes. Refrigerate at least 6 hours.