There are three BRN-3 proteins encoded by the following genes:
- Xiang M, Zhou L, Macke JP, Yoshioka T, Hendry SH, Eddy RL, Shows TB, Nathans J (1995). "The Brn-3 family of POU-domain factors: primary structure, binding specificity, and expression in subsets of retinal ganglion cells and somatosensory neurons". J. Neurosci. 15 (7 Pt 1): 4762–85. PMID 7623109.