6X87 | pdb_00006x87

CryoEM structure of the Plasmodium berghei circumsporozoite protein in complex with inhibitory mouse antibody 3D11.

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
IMGT Antibody Annotation
SAbDab Antibody 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)
B [auth L]	Baculo_p26	e6x87L1	A: alpha bundles	X: cradle loop barrel	H: N-terminal domain of poxin	T: N-terminal domain of poxin	F: Baculo_p26	ECOD (develop294)
G [auth J]	Baculo_p26	e6x87J1	A: alpha bundles	X: cradle loop barrel	H: N-terminal domain of poxin	T: N-terminal domain of poxin	F: Baculo_p26	ECOD (develop294)
I [auth H]	Baculo_p26	e6x87H1	A: alpha bundles	X: cradle loop barrel	H: N-terminal domain of poxin	T: N-terminal domain of poxin	F: Baculo_p26	ECOD (develop294)
M [auth D]	Baculo_p26	e6x87D1	A: alpha bundles	X: cradle loop barrel	H: N-terminal domain of poxin	T: N-terminal domain of poxin	F: Baculo_p26	ECOD (develop294)
O [auth B]	Baculo_p26	e6x87B1	A: alpha bundles	X: cradle loop barrel	H: N-terminal domain of poxin	T: N-terminal domain of poxin	F: Baculo_p26	ECOD (develop294)
K [auth F]	Baculo_p26	e6x87F1	A: alpha bundles	X: cradle loop barrel	H: N-terminal domain of poxin	T: N-terminal domain of poxin	F: Baculo_p26	ECOD (develop294)
E [auth N]	Baculo_p26	e6x87N1	A: alpha bundles	X: cradle loop barrel	H: N-terminal domain of poxin	T: N-terminal domain of poxin	F: Baculo_p26	ECOD (develop294)
A [auth K]	Baculo_p26	e6x87K1	A: alpha bundles	X: cradle loop barrel	H: N-terminal domain of poxin	T: N-terminal domain of poxin	F: Baculo_p26	ECOD (develop294)
F [auth I]	Baculo_p26	e6x87I1	A: alpha bundles	X: cradle loop barrel	H: N-terminal domain of poxin	T: N-terminal domain of poxin	F: Baculo_p26	ECOD (develop294)
H [auth G]	Baculo_p26	e6x87G1	A: alpha bundles	X: cradle loop barrel	H: N-terminal domain of poxin	T: N-terminal domain of poxin	F: Baculo_p26	ECOD (develop294)
J [auth E]	Baculo_p26	e6x87E1	A: alpha bundles	X: cradle loop barrel	H: N-terminal domain of poxin	T: N-terminal domain of poxin	F: Baculo_p26	ECOD (develop294)
L [auth C]	Baculo_p26	e6x87C1	A: alpha bundles	X: cradle loop barrel	H: N-terminal domain of poxin	T: N-terminal domain of poxin	F: Baculo_p26	ECOD (develop294)
N [auth A]	Baculo_p26	e6x87A1	A: alpha bundles	X: cradle loop barrel	H: N-terminal domain of poxin	T: N-terminal domain of poxin	F: Baculo_p26	ECOD (develop294)
D [auth M]	Baculo_p26	e6x87M1	A: alpha bundles	X: cradle loop barrel	H: N-terminal domain of poxin	T: N-terminal domain of poxin	F: Baculo_p26	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B [auth L]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
G [auth J]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
I [auth H]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
M [auth D]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
O [auth B]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
K [auth F]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
E [auth N]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
A [auth K]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
F [auth I]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
H [auth G]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
J [auth E]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
L [auth C]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
N [auth A]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
D [auth M]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)

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
B [auth L], E [auth N], G [auth J], I [auth H], K [auth F], B [auth L], E [auth N], G [auth J], I [auth H], K [auth F], M [auth D], O [auth B]	Fab 3D11, anti-PfCSP	L-KAPPA	Chimeric (chimeric)	IGKV1-13501, IGKJ101, IGKJ201, IGKC01	V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA	IG	FAB-GAMMA-1_KAPPA	IMGT (202610-0)
A [auth K], D [auth M], F [auth I], H [auth G], J [auth E], A [auth K], D [auth M], F [auth I], H [auth G], J [auth E], L [auth C], N [auth A]	Fab 3D11, anti-PfCSP	VH-CH1	Chimeric (chimeric)	IGHV1-1201, IGHJ301, IGHG101, IGHG102, IGHG104, IGHG105, IGHG112, IGHG114, IGHG113, IGHG109, IGHG110, IGHG107, IGHG1*11	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-1_KAPPA	IMGT (202610-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B [auth L], E [auth N], G [auth J], I [auth H], K [auth F], B [auth L], E [auth N], G [auth J], I [auth H], K [auth F], M [auth D], O [auth B]	Light Chain	IGKV1	Kappa	circumsporozoite protein	SAbDab (2026-03-20)
A [auth K], D [auth M], F [auth I], H [auth G], J [auth E], A [auth K], D [auth M], F [auth I], H [auth G], J [auth E], L [auth C], N [auth A]	Heavy Chain	IGHV1	-	circumsporozoite protein	SAbDab (2026-03-20)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth X]	Circumsporozoite protein	-	positive regulation of developmental process developmental process regulation of biological process regulation of developmental process biological regulation positive regulation of biological process	cell surface cellular anatomical structure membrane side of membrane cell periphery plasma membrane intracellular anatomical structure cytoplasm
B [auth L], E [auth N], G [auth J], I [auth H], K [auth F], B [auth L], E [auth N], G [auth J], I [auth H], K [auth F], M [auth D], O [auth B]	3D11 Fab kappa chain	-	-	-
A [auth K], D [auth M], F [auth I], H [auth G], J [auth E], A [auth K], D [auth M], F [auth I], H [auth G], J [auth E], L [auth C], N [auth A]	3D11 Fab heavy chain	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

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

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.