Dimerization/docking domain of the type Ialpha regulatory subunit of cAMP-dependent protein kinase. Requirements for dimerization and docking are distinct but overlapping.
Banky P, Huang LJ, Taylor SS, J Biol Chem, 1998 Dec 25 - link

A stable alpha-helical domain at the N terminus of the RIalpha subunits of cAMP-dependent protein kinase is a novel dimerization/docking motif.
Leon DA, Herberg FW, Banky P, Taylor SS, J Biol Chem, 1997 Nov 7 - link