5XAJ | pdb_00005xaj

Structural mimicry of the dengue virus envelope glycoprotein revealed by the crystallographic study of an idiotype-anti-idiotype Fab complex.

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
IMGT Antibody Annotation
SAbDab Antibody Annotation

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
F	d5xajf_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
E	d5xaje_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
D	d5xajd2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
D	d5xajd1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
C	d5xajc2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
C	d5xajc1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
H [auth L]	d5xajl2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
H [auth L]	d5xajl1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d5xajb2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d5xajb1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
G [auth H]	d5xajh_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d5xaja_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
F	NUC	e5xajF1	A: a/b three-layered sandwiches	X: HAD domain-like	H: The swivelling beta/beta/alpha domain	T: The swivelling beta/beta/alpha domain	F: NUC	ECOD (v294.1)
E	NUC	e5xajE1	A: a/b three-layered sandwiches	X: HAD domain-like	H: The swivelling beta/beta/alpha domain	T: The swivelling beta/beta/alpha domain	F: NUC	ECOD (v294.1)
D	NUC	e5xajD1	A: a/b three-layered sandwiches	X: HAD domain-like	H: The swivelling beta/beta/alpha domain	T: The swivelling beta/beta/alpha domain	F: NUC	ECOD (v294.1)
C	NUC	e5xajC1	A: a/b three-layered sandwiches	X: HAD domain-like	H: The swivelling beta/beta/alpha domain	T: The swivelling beta/beta/alpha domain	F: NUC	ECOD (v294.1)
H [auth L]	NUC	e5xajL1	A: a/b three-layered sandwiches	X: HAD domain-like	H: The swivelling beta/beta/alpha domain	T: The swivelling beta/beta/alpha domain	F: NUC	ECOD (v294.1)
B	NUC	e5xajB1	A: a/b three-layered sandwiches	X: HAD domain-like	H: The swivelling beta/beta/alpha domain	T: The swivelling beta/beta/alpha domain	F: NUC	ECOD (v294.1)
G [auth H]	NUC	e5xajH1	A: a/b three-layered sandwiches	X: HAD domain-like	H: The swivelling beta/beta/alpha domain	T: The swivelling beta/beta/alpha domain	F: NUC	ECOD (v294.1)
A	NUC	e5xajA1	A: a/b three-layered sandwiches	X: HAD domain-like	H: The swivelling beta/beta/alpha domain	T: The swivelling beta/beta/alpha domain	F: NUC	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
F	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
E	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
D	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
C	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
H [auth L]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
B	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
G [auth H]	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 (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
F	Fab E1	VH-CH1	Homo sapiens (human)	IGHV1-6901, IGHV1-6912, IGHV1-6913, IGHV1-69D01, IGHJ401, IGHJ402, IGHJ403, IGHG101, IGHG102, IGHG104, IGHG1*05	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-1_LAMBDA	IMGT (202612-0)
E	Fab E1	VH-CH1	Homo sapiens (human)	IGHV1-6901, IGHV1-6912, IGHV1-6913, IGHV1-69D01, IGHJ401, IGHJ402, IGHJ403, IGHG101, IGHG102, IGHG104, IGHG1*05	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-1_LAMBDA	IMGT (202612-0)
C, D	Fab E1	L-LAMBDA	Homo sapiens (human)	IGLV3-2102, IGLJ201, IGLC3*03	V-DOMAIN V-LAMBDA, C-DOMAIN C-LAMBDA	IG	FAB-GAMMA-1_LAMBDA	IMGT (202612-0)
B, H [auth L]	Fab HM14c10	L-KAPPA	Homo sapiens (human)	IGKV3-2001, IGKJ101, IGKJ201, IGKC01	V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA	IG	FAB-GAMMA-1_KAPPA	IMGT (202612-0)
A, G [auth H]	Fab HM14c10	VH-CH1	Homo sapiens (human)	IGHV3-3301, IGHV3-3304, IGHJ101, IGHJ301, IGHG101, IGHG102, IGHG104, IGHG105	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-1_KAPPA	IMGT (202612-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
F	Heavy Chain	IGHV1	-	-	SAbDab (2026-03-27)
E	Heavy Chain	IGHV1	-	-	SAbDab (2026-03-27)
C, D	Light Chain	IGLV3	Lambda	-	SAbDab (2026-03-27)
B, H [auth L]	Light Chain	IGKV3	Kappa	-	SAbDab (2026-03-27)
A, G [auth H]	Heavy Chain	IGHV3	-	-	SAbDab (2026-03-27)

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.