This protein was found to interact with the transcription factor SP1 in a yeast two-hybrid system. At least three alternatively spliced transcript variants encoding distinct isoforms have been observed.[6]
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Ohira M, Morohashi A, Nakamura Y, et al. (2003). "Neuroblastoma oligo-capping cDNA project: toward the understanding of the genesis and biology of neuroblastoma". Cancer Lett. 197 (1–2): 63–8. doi:10.1016/S0304-3835(03)00085-5. PMID12880961.