Neurofascin, ankyrin binding protein, myelination, neurite extension, synaptogenesis, axonal guidance, neuron-glial cell interactions, NF155, NF186, oligodendrocytes, neurite outgrowth, neuronal adhesion, neurons, axon initial segment, AIS, cell adhesion, transmembrane helix, axon guidance, cell adhesion, nervous system, synapse,noe of Ranvier, axon, cell adhesion, ankryin-binding, neurite, neuron, glial, and myelination