#	Chain	Domain ID	Range	Family	Classification
1	C	e8belC1	C:2-267	Cytochrome_B, Cytochrom_B_N_2	5069 → 5069.1 → 5069.1.1
2	C	e8belC2	C:268-388	Cytochrom_B_C	5068 → 5068.1 → 5068.1.1
3	D	e8belD1	D:93-142	UCR_TM	5014 → 5014.1 → 5014.1.1
4	D	e8belD2	D:213-254	Rieske	4294 → 4294.1 → 4294.1.1
5	D	e8belD3	D:143-212,D:255-271	66.1.1.0	66 → 66.1 → 66.1.1
6	E	e8belE1	E:262-307	5013.1.1.0	5013 → 5013.1 → 5013.1.1
7	E	e8belE2	E:64-261	Cytochrom_C1	107 → 107.1 → 107.1.1
8	G	e8belG1	G:4-72	Cyt_b-c1_8	5016 → 5016.1 → 5016.1.1
9	H	e8belH1	H:6-69	UCR_hinge	5071 → 5071.1 → 5071.1.1
10	I	e8belI1	I:13-69	UCR_UQCRX_QCR9	5017 → 5017.1 → 5017.1.1
11	M	e8belM1	M:268-388	Cytochrom_B_C	5068 → 5068.1 → 5068.1.1
12	M	e8belM2	M:2-267	Cytochrome_B, Cytochrom_B_N_2	5069 → 5069.1 → 5069.1.1
13	N	e8belN1	N:213-254	Rieske	4294 → 4294.1 → 4294.1.1
14	N	e8belN2	N:93-142	UCR_TM	5014 → 5014.1 → 5014.1.1
15	N	e8belN3	N:143-212,N:255-271	66.1.1.0	66 → 66.1 → 66.1.1
16	O	e8belO1	O:64-261	Cytochrom_C1	107 → 107.1 → 107.1.1
17	O	e8belO2	O:262-307	5013.1.1.0	5013 → 5013.1 → 5013.1.1
18	Q	e8belQ1	Q:5-72	Cyt_b-c1_8	5016 → 5016.1 → 5016.1.1
19	R	e8belR1	R:7-69	UCR_hinge	5071 → 5071.1 → 5071.1.1
20	S	e8belS1	S:13-69	UCR_UQCRX_QCR9	5017 → 5017.1 → 5017.1.1

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