Members of CIP4 family particularly Transducer of cdc-42 dependent actin assembly protein 1 (TOCA-1), Cdc-42 interacting protein 4 (CIP4), Formin Binding protein 17 (FBP17) have been studied previously and were found to contribute in promoting invadopodia formation and tumor metastasis4,5,7,8. The gene discussed is FNBP1; the disease is neoplasm.