Annotations: 7Z12

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
C [auth A]		e7z12A01	A: alpha bundles	X: Rossmann-like	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F:	ECOD (develop294)
B [auth C]	KRAB	e7z12C1	A: alpha bundles	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: KRAB	ECOD (develop294)
A [auth B]	KRAB	e7z12B1	A: alpha bundles	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: KRAB	ECOD (develop294)

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B [auth C]	Light Chain	IGKV1	Kappa	var2csa	SAbDab (2026-03-20)
A [auth B]	Heavy Chain	IGHV3	-	var2csa	SAbDab (2026-03-20)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth A]	VAR2CSA	host cell surface binding binding host cell surface receptor binding	-	cellular anatomical structure membrane
B [auth C]	PAM1.4, light Chain	-	-	-
A [auth B]	PAM1.4, Heavy Chain	-	-	-

Chains	Accession	Name	Type
C [auth A]	IPR008602	Duffy-antigen binding domain	Domain
C [auth A]	IPR044932	Plasmodium falciparum erythrocyte membrane protein 1, acidic terminal segment superfamily	Homologous Superfamily
C [auth A]	IPR042202	Duffy-antigen binding superfamily	Homologous Superfamily
C [auth A]	IPR032761	Plasmodium falciparum erythrocyte membrane protein 1, N-terminal	Domain
C [auth A]	IPR029211	Plasmodium falciparum erythrocyte membrane protein 1, acidic terminal segment	Domain