Iran wants to work with other powers in the Middle East to promote peace following last month's nuclear deal, Vice-President Masumeh Ebtekar says.In an interview with the BBC, Ms Ebtekar stressed that Iran had a right to defend itself, but that it had ** intention of dominating the region.Her country hoped to regain the trust of neighbouring states and co-operate to counter extremist groups, she added.Iran has been accused of fomenting unrest throughout the Middle East.