EP400_N is a family of eukaryote proteins. the exact function of this domain is not known. This family is largely low-complexity residues.

1: The p400 complex is an essential E1A transformation target. Fuchs M, Gerber J, Drapkin R, Sif S, Ikura T, Ogryzko V, Lane WS, Nakatani Y, Livingston DM; Cell. 2001;106:297-307. PMID:11509179

2: p400 is required for E1A to promote apoptosis. Samuelson AV, Narita M, Chan HM, Jin J, de Stanchina E, McCurrach ME, Narita M, Fuchs M, Livingston DM, Lowe SW; J Biol Chem. 2005;280:21915-21923. PMID:15741165