3LAF:
reference: N-terminal horseshoe conformation of DCC is functionally required for axon guidance and might be shared by other neural receptors., Chen Q, Sun X, Zhou XH, Liu JH, Wu J, Zhang Y, Wang JH, J Cell Sci. 2013 Jan 1;126(Pt 1):186-95. doi: 10.1242/jcs.111278. Epub 2012 Oct, 4. PMID: 23038776

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