#	Chain	Domain ID	Range	Family	Classification
1	A	e6rqfA1	A:1-215	Cytochrome_B	5069 → 5069.1 → 5069.1.1
2	B	e6rqfB1	B:1-160	Cytochrom_B_C	5068 → 5068.1 → 5068.1.1
3	C	e6rqfC1	C:1-167,C:231-250	Apocytochr_F_N	11 → 11.1 → 11.1.5
4	C	e6rqfC2	C:168-230	Apocytochr_F_C	325 → 325.1 → 325.1.7
5	D	e6rqfD1	D:106-146	Rieske	4294 → 4294.1 → 4294.1.1
6	D	e6rqfD2	D:47-105,D:147-179	66.1.1.0	66 → 66.1 → 66.1.1
7	D	e6rqfD3	D:1-46	TM_PetC	5014 → 5014.1 → 5014.1.1
8	E	e6rqfE1	E:1-31	PetL	5025 → 5025.1 → 5025.1.1
9	F	e6rqfF1	F:1-36	PetM	5015 → 5015.1 → 5015.1.1
10	G	e6rqfG1	G:1-37	PetG	5106 → 5106.1 → 5106.1.1
11	H	e6rqfH1	H:1-29	PetN	5026 → 5026.1 → 5026.1.1
12	I	e6rqfI1	I:1-215	Cytochrome_B	5069 → 5069.1 → 5069.1.1
13	J	e6rqfJ1	J:1-160	Cytochrom_B_C	5068 → 5068.1 → 5068.1.1
14	K	e6rqfK01	K:1-167,K:231-250	Apocytochr_F_N	11 → 11.1 → 11.1.5
15	K	e6rqfK02	K:168-230	Apocytochr_F_C	325 → 325.1 → 325.1.7
16	L	e6rqfL1	L:1-46	TM_PetC	5014 → 5014.1 → 5014.1.1
17	L	e6rqfL2	L:106-146	Rieske	4294 → 4294.1 → 4294.1.1
18	L	e6rqfL3	L:47-105,L:147-179	66.1.1.0	66 → 66.1 → 66.1.1
19	M	e6rqfM1	M:1-31	PetL	5025 → 5025.1 → 5025.1.1
20	N	e6rqfN1	N:1-36	PetM	5015 → 5015.1 → 5015.1.1
21	O	e6rqfO1	O:1-37	PetG	5106 → 5106.1 → 5106.1.1
22	P	e6rqfP1	P:1-29	PetN	5026 → 5026.1 → 5026.1.1

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