#	Chain	Domain ID	Range	Family	Classification
1	A	e1ffnA1	A:182-274	C1-set	11 → 11.1 → 11.1.1
2	A	e1ffnA2	A:2-181	MHC_I	233 → 233.1 → 233.1.1
3	B	e1ffnB1	B:0-99	C1-set	11 → 11.1 → 11.1.1
4	D	e1ffnD1	D:182-274	C1-set	11 → 11.1 → 11.1.1
5	D	e1ffnD2	D:2-181	MHC_I	233 → 233.1 → 233.1.1
6	E	e1ffnE1	E:0-99	C1-set	11 → 11.1 → 11.1.1

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