Pba3-Pba4 heterodimer acts as a molecular matchmaker in proteasome α-ring formation.
Takagi K, Saeki Y, Yashiroda H, Yagi H, Kaiho A, Murata S, Yamane T, Tanaka K, Mizushima T, Kato K. Biochem Biophys Res Commun. 2014 Jul 25; 450(2):1110-4. Epub 2014 Jul 1.