Table 2. Junctional complex, components and known interactions.

Protein	Oligomeric state	Number present in junctional complex	Interacting partners included in model
Band 3	Dimer	1	GLUT1 GPA Adducin Protein 4.1R
GLUT1	Monomer	1	Band 3 Adducin Dematin
GPA	Dimer	1	Band 3
GPC/D	Cluster (5 monomers)	1	Protein 4.1R p55
Kell	Monomer	1	Kx Protein 4.1R
Kx	Monomer	1	Kell Protein 4.1R
DARC	Monomer	1	Protein 4.1R
Protein 4.1R	Monomer	5	Actin Band 3 Kell/Kx DARC GPC/D p55
Protein 4.2	Monomer	1	Band 3 Protein 4.1
p55	Monomer	2	Protein 4.1R GPC/D
Adducin (α/β)	Heterodimer (α/β)	1	Band 3 GLUT1 Actin
Dematin	Trimer	1	GLUT1 Actin
Actin	Filament (15 monomers)		Tropomyosin Dematin Adducin Protein 4.1R
Tropomyosin	Homodimer	2	Actin