Curry's claim that he was abused by South Africa's Mbonambi is being investigated by World Rugby.
Elsewhere Marcus Smith comes in at full-back and Henry Arundell is on the wing as two of eight new starters.
Scrum-half Ben Youngs makes his first start of the tournament.
Sam Underhill makes his first appearance of the tournament after being called up to the squad as a replacement for Jack Willis during the pool stages.
Owen Farrell continues at fly-half, while coach Steve Borthwick opts for an all-new front row of Ellis Genge, Theo Dan and Will Stuart.
Ollie Chessum displaces George Martin in the second row to pack down alongside Maro Itoje.
Sunday Morning Sports Update
Second Round Of FAI Cup Games Get Underway Tonight
Two Changes Made To Limerick Ahead Of Sunday's All Ireland Hurling Championship Final
Bittersweet Night For League Of Ireland Teams In Europe
Day Two Of The Open Championship At Royal Birkdale
Friday Morning Sports Update
Women's FAI Cup Quarter Finals Fixtures Have Been Confirmed
Two League Of Ireland Teams Play In European Qualifiers Tonight
