Annotations: 9C7D

Human monoclonal antibody MAD22-38 bound to the N-terminus of cleaved circumsporozoite protein

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B [auth L]	PRODH	e9c7dL01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PRODH	ECOD (v294.2)
A [auth H]	PRODH	e9c7dH01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PRODH	ECOD (v294.2)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B [auth L]	Light Chain	IGKV1	Kappa	circumsporozoite protein	SAbDab (2026-05-08)
A [auth H]	Heavy Chain	IGHV4	-	circumsporozoite protein	SAbDab (2026-05-08)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth B]	Circumsporozoite protein	host cell surface binding binding protein binding heparan sulfate proteoglycan binding proteoglycan binding carbohydrate derivative binding	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 symbiont entry into host cell viral process viral life cycle entry into host cell by a symbiont-containing vacuole	cell surface cellular anatomical structure membrane side of membrane cell periphery plasma membrane intracellular anatomical structure cytoplasm
B [auth L]	Monoclonal antibody MAD22-38 Fab Light Chain	-	-	-
A [auth H]	Monoclonal antibody MAD22-38 Fab Heavy Chain	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth B]	IPR000884	Thrombospondin type-1 (TSP1) repeat	Repeat
C [auth B]	IPR003067	Plasmodium circumsporozoite protein	Family
C [auth B]	IPR051860	Plasmodium Circumsporozoite Invasion Protein	Family
C [auth B]	IPR036383	Thrombospondin type-1 repeat superfamily	Homologous Superfamily

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
C [auth B]	PCA	Parent Component: GLN : AA0031 : 2-pyrrolidone-5-carboxylic acid (Gln) MOD:00040 , 2-pyrrolidone-5-carboxylic acid (Glu) MOD:00420

RCSB PDB is hosted by

RCSB PDB is a member of

RCSB Partners
Nucleic Acid Knowledgebase

CoreTrustSeal

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.