Annotations: 4X0J

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Ank, Ank_2, Ank_3, Ank_4	e4x0jA1	A: alpha bundles	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: Ank, Ank_2, Ank_3, Ank_4	ECOD (develop294)
B	Ank, Ank_2, Ank_3, Ank_4	e4x0jB1	A: alpha bundles	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: Ank, Ank_2, Ank_3, Ank_4	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.1260.80	Mainly Alpha	Up-down Bundle	Ferritin		CATH (4.3.0)
B	1.20.1260.80	Mainly Alpha	Up-down Bundle	Ferritin		CATH (4.3.0)

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR049462	Haptoglobin-hemoglobin receptor	Family

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