Table 1.

Nomenclature and relative sizes of human, bovine and murine Cβ splice variants

Human	Cβ1	Cβ2	Cβ3**	Cβ4**	[23, 17]
Bovine	Cβ1	Cβ2			[13, 14]
Murine (old)*	Cβ1		Cβ3	Cβ2	[15, 16]
Murine (new)*	Cβ1	Cβ2	Cβ3	Cβ4
Size (kDa)	40	47	38	38

*The old and new murine nomenclature has been indicated.

**The abc variants of Cβ3 and Cβ4 (Cβ4ab and Cβ 4abc [17] and Cβ3ab, Cβ3abc, Cβ3b and Cβ4b [12]) have not been included in the table.