Automated description from the Alliance of Genome Resources (Release 4.0)
Enables R-SMAD binding activity. Acts upstream of or within mRNA 3'-end processing and positive regulation of activin receptor signaling pathway. Part of mRNA cleavage and polyadenylation specificity factor complex. Is expressed in genitourinary system. Orthologous to human ZC3H3 (zinc finger CCCH-type containing 3).