RNA-binding factor which binds specifically to the very 3'-UTR ends of both histone H1 and H3.3 mRNAs, encompassing the polyadenylation signal. Might play a central role in the negative regulation of histone variant synthesis in the developing brain.
Contains 1 CSD (cold-shock) domain.
Nucleus. Cytoplasm. PIPPin-RNA complexes are located to the nucleus.