Annotations: 6D0X

Crystal structure of chimeric H.2140 / K.1210 Fab in complex with circumsporozoite protein NANP3

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	Y_phosphatase	e6d0xB1	A: alpha arrays	X: fingers domain in bacteriophage RB69-like DNA polymerase I	H: fingers domain in bacteriophage RB69-like DNA polymerase I	T: fingers domain in bacteriophage RB69-like DNA polymerase I	F: Y_phosphatase	ECOD (v295.2)
A	FAD_binding_3	e6d0xA1	A: alpha arrays	X: Major facilitator superfamily (MFS) general substrate transporter	H: Major facilitator superfamily (MFS) general substrate transporter	T: Major facilitator superfamily (MFS) general substrate transporter	F: FAD_binding_3	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
A	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	Fab 2140	L-KAPPA	Homo sapiens (human)	IGKV1-503, IGKJ101, IGKC*01	V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA	IG	FAB-GAMMA-1_KAPPA	IMGT (202636-0)
A	Fab 2140	VH-CH1	Homo sapiens (human)	IGHV3-3303, IGHV3-3306, IGHJ101, IGHJ401, IGHJ402, IGHJ403, IGHG1*03	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-1_KAPPA	IMGT (202636-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B	Light Chain	IGKV1	Kappa	nanp3	SAbDab (2026-09-18)
A	Heavy Chain	IGHV3	-	nanp3	SAbDab (2026-09-18)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C	NANP3	-	biological process involved in interspecies interaction between organisms symbiont entry into host cell viral process symbiont entry into host viral life cycle entry into host cell by a symbiont-containing vacuole biological process involved in interaction with host biological process involved in symbiotic interaction	cell surface cellular anatomical structure cell periphery plasma membrane membrane intracellular anatomical structure cytoplasm
B	1210 Antibody, light chain	-	-	-
A	2140 Antibody, heavy chain	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C	IPR051860	Plasmodium_CSP_Invasion	Unknown
C	IPR000884	Thrombospondin type-1 (TSP1) repeat	Repeat
C	IPR003067	Plasmodium circumsporozoite protein	Family
C	IPR036383	Thrombospondin type-1 repeat superfamily	Homologous Superfamily