Bilaterian Giant Ankyrins Have a Common Evolutionary Origin and Play a Conserved Role in Patterning the Axon Initial Segment. oleh Timothy Jegla, Michelle M Nguyen, Chengye Feng, Daniel J Goetschius, Esteban Luna, Damian B van Rossum, Bishoy Kamel, Aditya Pisupati, Elliott S Milner, Melissa M Rolls