This gene is an ortholog of the C. elegans unc-76 gene, which is necessary for normal axonal bundling and elongation within axon bundles. Other orthologs include the rat gene that encodes zygin II, which can bind to synaptotagmin.[6]
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Fujita T, Ikuta J, Hamada J, et al. (2004). "Identification of a tissue-non-specific homologue of axonal fasciculation and elongation protein zeta-1". Biochem. Biophys. Res. Commun. 313 (3): 738–44. doi:10.1016/j.bbrc.2003.12.006. PMID14697253.