#	Chain	Domain ID	Range	Family	Classification
1	A	e4ylfA1	A:1-97	FAD_binding_6	1 → 1.1 → 1.1.7
2	A	e4ylfA2	A:98-215,A:243-276	NAD_binding_1	7514 → 7514.1 → 7514.1.1
3	A	e4ylfA3	A:216-242	DHODB_Fe-S_bind	3695 → 3695.1 → 3695.1.1
4	B	e4ylfB1	B:142-234,B:406-468	Pyr_redox_2	2003 → 2003.1 → 2003.1.3
5	B	e4ylfB2	B:235-405	Pyr_redox, Pyr_redox_2	2003 → 2003.1 → 2003.1.2
6	B	e4ylfB3	B:1-141	Fer4_20	187 → 187.1 → 187.1.1
7	C	e4ylfC1	C:1-97	FAD_binding_6	1 → 1.1 → 1.1.7
8	C	e4ylfC2	C:98-215,C:243-276	NAD_binding_1	7514 → 7514.1 → 7514.1.1
9	C	e4ylfC3	C:216-242	DHODB_Fe-S_bind	3695 → 3695.1 → 3695.1.1
10	D	e4ylfD1	D:142-234,D:406-468	Pyr_redox_2	2003 → 2003.1 → 2003.1.3
11	D	e4ylfD2	D:235-405	Pyr_redox, Pyr_redox_2	2003 → 2003.1 → 2003.1.2
12	D	e4ylfD3	D:1-141	Fer4_20	187 → 187.1 → 187.1.1

ECOD domains (colored by index)Unclassified protein regionsNucleic acids (RNA/DNA)Ligands/cofactors