Cyclin-dependent kinase 5 activator 1 (CDK5R1)

p35 is a neuron specific activator of CDK5. The intricate p35/CDK5 is required for neurite outgrowth and cortical lamination.

Involved in dendritic spine morphogenesis by mediating the EFNA1-EPHA4 signaling. Activator of TPKII.