<protein> Protein associated with actively growing axons, especially in the growth cone. Binds calmodulin, is phosphorylated by protein kinase C. ... (18 Nov 1997) ... 
(= GAP-43; pp46; B-50; F1; P-57) Protein associated with actively growing axons, especially in the growth cone. Binds calmodulin, is phosphorylated by protein kinase C.