Phosphorylation by mitotic kinases is believed to alter the conformation of Cdh1 preventing it from associating with the APC/C. Cdc14 is thought to contribute to the dephosphorylation of Cdh1 in late mitosis. Dephosphorylated Cdh1 then associates with and activates the APC/C.
Bembenek, J, Yu, H
phosphoprotein phosphatase activity of phospho-Cdh1 phosphatase [cytosol]
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