GO:0071042

nuclear polyadenylation-dependent mRNA catabolic process

Details: 
The chemical reactions and pathways occurring in the nucleus and resulting in the breakdown of a messenger RNA (mRNA) molecule, initiated by the enzymatic addition of a sequence of adenylyl residues (polyadenylation) at the 3' end the target mRNA. [GOC:dgf, GOC:krc, PMID:15145828, PMID:15828860, PMID:16431988, PMID:17643380, PMID:18000032, PMID:18644474]
Evidence Code: