Annotations: 5EZO

Crystal Structure of PfCyRPA in complex with an invasion-inhibitory antibody Fab.

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
IMGT Antibody Annotation
SAbDab Antibody Annotation
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth H]	V-set	e5ezoH1	A: a/b three-layered sandwiches	X: Small envelope protein M	H: Small envelope protein M	T: Small envelope protein M	F: V-set	ECOD (v294.1)
B [auth L]	V-set	e5ezoL1	A: a/b three-layered sandwiches	X: Small envelope protein M	H: Small envelope protein M	T: Small envelope protein M	F: V-set	ECOD (v294.1)
C [auth A]	Ras	e5ezoA1	A: a/b three-layered sandwiches	X: Small envelope protein M	H: Small envelope protein M	T: Small envelope protein M	F: Ras	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A [auth H]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
B [auth L]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)

IMGT Antibody Annotation IMGT Database Homepage

Chain	Protein Name	Description	Organism Name	Gene Allele Name(s)	Domain Name(s)	Receptor Type	Receptor Description	Provenance Source
A [auth H]	Fab c12	VH-CH1	Chimeric (chimeric)	IGHV3-4801, IGHV3-4802, IGHV3-4804, IGHJ401, IGHJ402, IGHJ403, IGHG2*02	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-2_KAPPA	IMGT (202615-0)
B [auth L]	Fab c12	L-KAPPA	Chimeric (chimeric)	IGKV6-3201, IGKJ101, IGKJ201, IGKC01, IGKC*02	V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA	IG	FAB-GAMMA-2_KAPPA	IMGT (202615-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
A [auth H]	Heavy Chain	IGHV4	-	uncharacterized protein	SAbDab (2026-04-24)
B [auth L]	Light Chain	IGKV6	Kappa	uncharacterized protein	SAbDab (2026-04-24)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
C [auth A]	PF18638	Cysteine-Rich Protective Antigen 6 bladed domain (CyRPA)	Cysteine-Rich Protective Antigen 6 bladed domain	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth H]	PfCyRPA	-	-	-
B [auth L]	c12 FAB	-	-	-
C [auth A]	c12 Fab	-	biological process involved in interspecies interaction between organisms symbiont entry into host biological process involved in interaction with host biological process involved in symbiotic interaction	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure cytoplasmic vesicle organelle intracellular vesicle cytoplasm intracellular membrane-bounded organelle vesicle cell periphery plasma membrane membrane microneme membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure cytoplasmic vesicle organelle intracellular vesicle cytoplasm intracellular membrane-bounded organelle vesicle cell periphery plasma membrane membrane microneme apical part of cell apical complex membrane-enclosed lumen intracellular organelle lumen organelle lumen microneme lumen host cell plasma membrane host cellular component host cell part host cell membrane other organism part extracellular region protein-containing complex host extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth A]	IPR041396	Cysteine-rich protective antigen 6 bladed domain	Domain

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