The APOBEC3D gene encodes a protein of the APOBEC family. Enzymes of this family are responsible for mRNA editing. They introduce base exchanges before the protein is translated, which plays an important role in defense of viral infections and lipid metabolism.
Jarmuz A et al. (2002) An anthropoid-specific locus of orphan C to U RNA-editing enzymes on chromosome 22.
Wikipedia EN (APOBEC3D)
Update: Aug. 14, 2020