#	Chain	Domain ID	Range	Family	Classification
1	A	e8pf4A1	A:361-491	Pyr_redox_dim	244 → 244.2 → 244.2.1
2	A	e8pf4A2	A:2-171,A:289-360	Pyr_redox_2	2003 → 2003.1 → 2003.1.2
3	A	e8pf4A3	A:172-288	Pyr_redox_2	2003 → 2003.1 → 2003.1.2
4	B	e8pf4B1	B:361-491	Pyr_redox_dim	244 → 244.2 → 244.2.1
5	B	e8pf4B2	B:2-171,B:289-360	Pyr_redox_2	2003 → 2003.1 → 2003.1.2
6	B	e8pf4B3	B:172-288	Pyr_redox_2	2003 → 2003.1 → 2003.1.2
7	C	e8pf4C1	C:361-491	Pyr_redox_dim	244 → 244.2 → 244.2.1
8	C	e8pf4C2	C:2-171,C:289-360	Pyr_redox_2	2003 → 2003.1 → 2003.1.2
9	C	e8pf4C3	C:172-288	Pyr_redox_2	2003 → 2003.1 → 2003.1.2
10	D	e8pf4D1	D:361-491	Pyr_redox_dim	244 → 244.2 → 244.2.1
11	D	e8pf4D2	D:2-171,D:289-360	Pyr_redox_2	2003 → 2003.1 → 2003.1.2
12	D	e8pf4D3	D:172-288	Pyr_redox_2	2003 → 2003.1 → 2003.1.2

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