#	Chain	Domain ID	Range	Family	Classification
1	A	e2ws3A2	A:236-355	FAD_binding_2	278 → 278.1 → 278.1.1
2	A	e2ws3A3	A:1-235,A:356-450	FAD_binding_2	2003 → 2003.1 → 2003.1.2
3	A	e2ws3A4	A:451-588	Succ_DH_flav_C	604 → 604.2 → 604.2.1
4	B	e2ws3B1	B:107-238	Fer4_17	187 → 187.1 → 187.1.1
5	B	e2ws3B2	B:1-106	Fer2_3	221 → 221.1 → 221.1.1
6	C	e2ws3C1	C:8-128	Sdh_cyt	5069 → 5069.1 → 5069.1.3
7	D	e2ws3D1	D:11-115	5069.1.3.0	5069 → 5069.1 → 5069.1.3
8	E	e2ws3E1	E:444-588	Succ_DH_flav_C	604 → 604.2 → 604.2.1
9	E	e2ws3E2	E:1-236,E:366-443	FAD_binding_2	2003 → 2003.1 → 2003.1.2
10	E	e2ws3E3	E:236-365	FAD_binding_2	278 → 278.1 → 278.1.1
11	F	e2ws3F1	F:107-238	Fer4_17	187 → 187.1 → 187.1.1
12	F	e2ws3F2	F:1-106	Fer2_3	221 → 221.1 → 221.1.1
13	G	e2ws3G1	G:8-128	Sdh_cyt	5069 → 5069.1 → 5069.1.3
14	H	e2ws3H1	H:11-115	5069.1.3.0	5069 → 5069.1 → 5069.1.3
15	I	e2ws3I1	I:444-588	Succ_DH_flav_C	604 → 604.2 → 604.2.1
16	I	e2ws3I2	I:1-236,I:366-443	FAD_binding_2	2003 → 2003.1 → 2003.1.2
17	I	e2ws3I3	I:236-365	FAD_binding_2	278 → 278.1 → 278.1.1
18	J	e2ws3J1	J:107-238	Fer4_17	187 → 187.1 → 187.1.1
19	J	e2ws3J2	J:1-106	Fer2_3	221 → 221.1 → 221.1.1
20	K	e2ws3K1	K:8-128	Sdh_cyt	5069 → 5069.1 → 5069.1.3
21	L	e2ws3L1	L:11-115	5069.1.3.0	5069 → 5069.1 → 5069.1.3

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