part of medial cortex medial cortical node mah GO:0071341 cellular_component mid1p medial cortical dot A component of the cell division site that contains the mid1, cdr2, wee1, klp8, and blt1 proteins, and is involved in contractile ring localization. Medial cortical node complexes appear as cortical dots in the middle of the cell during interphase, and function to recruit other ring components in early mitosis. 2009-12-11T11:40:36Z midsome cellular anatomical structure