Acts as a component of the NMS (Ndc80-MIND-Spc7) super complex which has a role in kinetochore function during late meiotic prophase and throughout the mitotic cell cycle. Required for correct chromosome segregation where it has a role in the formation and/or maintenance of specialized chromatin at the centromere. Component of the NMS super complex which consists of mis12, mis13, mis14, ndc80, nnf1, nuf2, sos7, spc7, spc24 and spc25. Interacts with mis12.