TABLE 1.

EFC proteins

Gene	Paralog	SIa	kDa	HDb	S-Sc	ASd	Reference(s)
A16L	G9R, J5L	G9	43	C	+		14, 31
A21L			14	N	+		32
A28L		H2	16	N	+		33, 34
F9L	L1R		24	C	+	+	18, 35
G3L		L5	13	N			7, 36
G9R	A16L, J5L	A16	39	C	+		14, 37
H2R		A28	22	N	+		26
J5L	A16L, G9R		15	C	+		7
L1R	F9L		27	C	+	+	17, 38
L5R		G3	15	C	+		39
O3L			4	N			40

^aSI, subunit interaction.

^bHD, hydrophobic domains. C, C-terminal; N, N-terminal.

^cS-S, intramolecular disulfide bonds.

^dAS, atomic structure solved.