4RFE | pdb_00004rfe

Crystal structure of ADCC-potent ANTI-HIV-1 Rhesus macaque antibody JR4 Fab

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)
A [auth H]	d4rfeh_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	rhesus macaque (Macaca mulatta ) [TaxId: 9544 ],	SCOPe (2.08)
C [auth A]	d4rfea_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	rhesus macaque (Macaca mulatta ) [TaxId: 9544 ],	SCOPe (2.08)
E [auth C]	d4rfec_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	rhesus macaque (Macaca mulatta ) [TaxId: 9544 ],	SCOPe (2.08)
G [auth E]	d4rfee_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	rhesus macaque (Macaca mulatta ) [TaxId: 9544 ],	SCOPe (2.08)
B [auth L]	d4rfel2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	rhesus macaque (Macaca mulatta ) [TaxId: 9544 ],	SCOPe (2.08)
B [auth L]	d4rfel1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	rhesus macaque (Macaca mulatta ) [TaxId: 9544 ],	SCOPe (2.08)
D [auth B]	d4rfeb2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	rhesus macaque (Macaca mulatta ) [TaxId: 9544 ],	SCOPe (2.08)
D [auth B]	d4rfeb1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	rhesus macaque (Macaca mulatta ) [TaxId: 9544 ],	SCOPe (2.08)
F [auth D]	d4rfed2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	rhesus macaque (Macaca mulatta ) [TaxId: 9544 ],	SCOPe (2.08)
F [auth D]	d4rfed1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	rhesus macaque (Macaca mulatta ) [TaxId: 9544 ],	SCOPe (2.08)
H [auth F]	d4rfef2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	rhesus macaque (Macaca mulatta ) [TaxId: 9544 ],	SCOPe (2.08)
H [auth F]	d4rfef1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	rhesus macaque (Macaca mulatta ) [TaxId: 9544 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth H]	PTR2	e4rfeH1	A: alpha bundles	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTR2	ECOD (develop294)
A [auth H]	EF-hand_1, EF-hand_6, EF-hand_7	e4rfeH2	A: alpha bundles	X: Lipocalins/Streptavidin	H: SAM/DNA-glycosylase	T: SAM domain-like	F: EF-hand_1, EF-hand_6, EF-hand_7	ECOD (develop294)
C [auth A]	PTR2	e4rfeA1	A: alpha bundles	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTR2	ECOD (develop294)
C [auth A]	EF-hand_1, EF-hand_6, EF-hand_7	e4rfeA2	A: alpha bundles	X: Lipocalins/Streptavidin	H: SAM/DNA-glycosylase	T: SAM domain-like	F: EF-hand_1, EF-hand_6, EF-hand_7	ECOD (develop294)
E [auth C]	PTR2	e4rfeC2	A: alpha bundles	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTR2	ECOD (develop294)
E [auth C]	EF-hand_1, EF-hand_6, EF-hand_7	e4rfeC1	A: alpha bundles	X: Lipocalins/Streptavidin	H: SAM/DNA-glycosylase	T: SAM domain-like	F: EF-hand_1, EF-hand_6, EF-hand_7	ECOD (develop294)
G [auth E]	PTR2	e4rfeE1	A: alpha bundles	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTR2	ECOD (develop294)
G [auth E]	EF-hand_1, EF-hand_6, EF-hand_7	e4rfeE2	A: alpha bundles	X: Lipocalins/Streptavidin	H: SAM/DNA-glycosylase	T: SAM domain-like	F: EF-hand_1, EF-hand_6, EF-hand_7	ECOD (develop294)
B [auth L]	PTR2	e4rfeL2	A: alpha bundles	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTR2	ECOD (develop294)
D [auth B]	PTR2	e4rfeB2	A: alpha bundles	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTR2	ECOD (develop294)
F [auth D]	PTR2	e4rfeD1	A: alpha bundles	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTR2	ECOD (develop294)
H [auth F]	PTR2	e4rfeF1	A: alpha bundles	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTR2	ECOD (develop294)

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)
C [auth A]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
E [auth C]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
G [auth E]	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)
D [auth B]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
F [auth D]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
H [auth F]	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], C [auth A], E [auth C], G [auth E]	JR4 Fab, anti-HIV1	VH-CH1	Macaca mulatta (Rhesus monkey)	IGHV4-15001, IGHJ5-202, IGHG102, IGHG101	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-1_LAMBDA	IMGT (202610-0)
B [auth L], D [auth B], F [auth D], H [auth F]	JR4 Fab, anti-HIV1	L-LAMBDA	Macaca mulatta (Rhesus monkey)	IGLV1S601, IGLJ601, IGLC6*01	V-DOMAIN V-LAMBDA, C-DOMAIN C-LAMBDA	IG	FAB-GAMMA-1_LAMBDA	IMGT (202610-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
A [auth H], C [auth A], E [auth C], G [auth E]	Heavy Chain	IGHV4	-	-	SAbDab (2026-03-20)
B [auth L], D [auth B], F [auth D], H [auth F]	Light Chain	IGLV1	Lambda	-	SAbDab (2026-03-20)

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.