Annotations: 9EZE

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
F	SPRY	e9ezeF1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: SPRY	ECOD (v295.2)
C	SPRY	e9ezeC1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: SPRY	ECOD (v295.2)
E		e9ezeE1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F:	ECOD (v295.2)
B		e9ezeB1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F:	ECOD (v295.2)
D	COX1	e9ezeD1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: COX1	ECOD (v295.2)
A		e9ezeA1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F:	ECOD (v295.2)

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
C, F	Light Chain	IGKV1	Kappa	duffy receptor	SAbDab (2026-09-18)
B, E	Heavy Chain	IGHV4	-	duffy receptor	SAbDab (2026-09-18)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C, F	Antibody DB9 light chain	-	-	-
B, E	Antibody DB9 heavy chain	-	-	-
A, D	Duffy receptor	identical protein binding protein binding binding host cell surface binding host cell surface receptor binding	-	cellular anatomical structure membrane

Chains	Accession	Name	Type
A, D	IPR043057	Erythrocyte binding antigen 175, C-terminal domain superfamily	Homologous Superfamily
A, D	IPR008602	Duffy-antigen binding domain	Domain
A, D	IPR021620	Erythrocyte binding antigen 175, C-terminal	Domain
A, D	IPR021015	Duffy-antigen binding, C-terminal	Domain
A, D	IPR042202	Duffy-antigen binding superfamily	Homologous Superfamily
A, D	IPR021032	Duffy-antigen binding, N-terminal	Domain

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

9EZE | pdb_00009eze