This gene is a member of the muscle ankyrin repeat protein (MARP) family and encodes a protein with four tandem ankyrin-like repeats. The protein is localized to the nucleus, functioning as a transcriptional regulator. Expression of this protein is induced during recovery following starvation.[6]
Miller MK; Bang ML; Witt CC; et al. (2003), "The muscle ankyrin repeat proteins: CARP, ankrd2/Arpp and DARP as a family of titin filament-based stress response molecules", J. Mol. Biol., 333 (5): 951–64, doi:10.1016/j.jmb.2003.09.012, PMID14583192