#	Chain	Domain ID	Range	Family	Classification
1	A	e5xtbA1	A:360-457	NADH_4Fe-4S	633 → 633.11 → 633.11.1
2	A	e5xtbA2	A:274-359	SLBB_2	221 → 221.1 → 221.1.4
3	A	e5xtbA3	A:27-273	Complex1_51K	4335 → 4335.1 → 4335.1.1
4	B	e5xtbB1	B:35-210	Fer4+Fer4_7	205 → 205.1 → 205.1.1
5	C	e5xtbC1	C:58-213	Oxidored_q6	2007 → 2007.1 → 2007.1.3
6	E	e5xtbE1	E:16-128	Complex1_LYR_2	1128 → 1128.1 → 1128.1.1
7	F	e5xtbF1	F:14-96	L51_S25_CI-B8	2485 → 2485.1 → 2485.1.1
8	G	e5xtbG1	G:72-156	PP-binding	132 → 132.1 → 132.1.1
9	H	e5xtbH1	H:5-116	ETC_C1_NDUFA5	6004 → 6004.1 → 6004.1.1
10	J	e5xtbJ1	J:40-376	Epimerase	2003 → 2003.1 → 2003.1.1
11	L	e5xtbL1	L:58-175	NDUS4	3203 → 3203.1 → 3203.1.1
12	M	e5xtbM1	M:241-300	NDSU1_4Fe-4S	1001 → 1001.1 → 1001.1.1
13	M	e5xtbM2	M:160-240	Nqo3_Fer4	205 → 205.1 → 205.1.1
14	M	e5xtbM3	M:105-159	NADH-G_4Fe-4S_3	5100 → 5100.1 → 5100.1.1
15	M	e5xtbM4	M:301-370,M:519-716	Molybdopterin,NADH_dhqG_C	2003 → 2003.2 → 2003.2.1
16	M	e5xtbM5	M:30-104	Fer2_4	221 → 221.1 → 221.1.1
17	M	e5xtbM6	M:371-518	Molybdopterin	2003 → 2003.2 → 2003.2.1
18	N	e5xtbN1	N:2-144	NDUFA12	1129 → 1129.1 → 1129.1.1
19	O	e5xtbO1	O:36-126	2Fe-2S_thioredx	3697 → 3697.1 → 3697.1.1
20	O	e5xtbO2	O:127-247	2Fe-2S_thioredx	2485 → 2485.1 → 2485.1.1
21	P	e5xtbP1	P:43-250	Complex1_30kDa	4272 → 4272.1 → 4272.1.1
22	Q	e5xtbQ1	Q:162-359	Complex1_49kDa	4025 → 4025.1 → 4025.1.1
23	Q	e5xtbQ2	Q:119-161,Q:360-432	Complex1_49kDa	244 → 244.4 → 244.4.1
24	Q	e5xtbQ3	Q:79-118,Q:433-463	Complex1_49kDa	244 → 244.4 → 244.4.1
25	T	e5xtbT1	T:29-123	zf-CHCC	375 → 375.1 → 375.1.8

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