Involved in flower development (PubMed:11595801, PubMed:12530963). Functions in floral reproductive organ identity by binding AGAMOUS (AG) pre-mRNA and promoting its processing. Functions in association with HUA2 and HEN4 (PubMed:12530963). Interacts with HEN4 (PubMed:12530963). Interacts with FLK and PEP (PubMed:25658099). Nuclear with a speckled distribution pattern. Highly expressed in inflorescences, at intermediate levels in leaves and stems and at lower levels in roots.