#	Chain	Domain ID	Range	Family	Classification
1	A	e5yp1A1	A:150-457	DPPIV_N	5 → 5.1 → 5.1.5
2	A	e5yp1A2	A:23-47,A:458-745	Peptidase_S9, Peptidase_S15	7579 → 7579.1 → 7579.1.1
3	A	e5yp1A3	A:48-88,A:110-149	5.1.2.0	5 → 5.1 → 5.1.2
4	B	e5yp1B1	B:150-457	DPPIV_N	5 → 5.1 → 5.1.5
5	B	e5yp1B2	B:22-47,B:458-745	Peptidase_S9, Peptidase_S15	7579 → 7579.1 → 7579.1.1
6	B	e5yp1B3	B:48-88,B:109-149	5.1.2.0	5 → 5.1 → 5.1.2
7	C	e5yp1C1	C:48-89,C:110-149	5.1.2.0	5 → 5.1 → 5.1.2
8	C	e5yp1C2	C:22-47,C:458-745	Peptidase_S9, Peptidase_S15	7579 → 7579.1 → 7579.1.1
9	C	e5yp1C3	C:150-457	DPPIV_N	5 → 5.1 → 5.1.5
10	D	e5yp1D1	D:48-89,D:110-149	5.1.2.0	5 → 5.1 → 5.1.2
11	D	e5yp1D2	D:150-457	DPPIV_N	5 → 5.1 → 5.1.5
12	D	e5yp1D3	D:23-47,D:458-745	Peptidase_S9, Peptidase_S15	7579 → 7579.1 → 7579.1.1

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