3LH2 | pdb_00003lh2

Crystal structure of HIV epitope-scaffold 4E10_1VI7A_S0_002_N 4E10 Fv 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)
K [auth N]	d3lh2n1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
K [auth N]	d3lh2n2	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
I [auth O]	d3lh2o1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
I [auth O]	d3lh2o2	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
H [auth M]	d3lh2m1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
H [auth M]	d3lh2m2	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
G [auth L]	d3lh2l1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
G [auth L]	d3lh2l2	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
L [auth J]	d3lh2j_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
F [auth K]	d3lh2k1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
F [auth K]	d3lh2k2	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
D [auth I]	d3lh2i1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
D [auth I]	d3lh2i2	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B [auth H]	d3lh2h1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B [auth H]	d3lh2h2	Artifacts	Tags	Tags	Tags	C-terminal Tags	(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)
K [auth N]		e3lh2N1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T:	F:	ECOD (20:10:01)
I [auth O]		e3lh2O1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T:	F:	ECOD (20:10:01)
H [auth M]		e3lh2M1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T:	F:	ECOD (20:10:01)
G [auth L]		e3lh2L1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T:	F:	ECOD (20:10:01)
L [auth J]		e3lh2J1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T:	F:	ECOD (20:10:01)
F [auth K]		e3lh2K1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T:	F:	ECOD (20:10:01)
D [auth I]		e3lh2I1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T:	F:	ECOD (20:10:01)
B [auth H]		e3lh2H1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T:	F:	ECOD (20:10:01)
J [auth U]		e3lh2U1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T:	F:	ECOD (20:10:01)
E [auth V]		e3lh2V1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T:	F:	ECOD (20:10:01)
C [auth T]		e3lh2T1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T:	F:	ECOD (20:10:01)
A [auth S]		e3lh2S1	A: Repetitive alpha hairpins	X: Glu-tRNAGln amidotransferase C subunit	H: Glu-tRNAGln amidotransferase C subunit	T: GatC	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
K [auth N]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
I [auth O]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
H [auth M]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
G [auth L]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
L [auth J]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
F [auth K]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
D [auth I]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
B [auth H]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
J [auth U]	3.30.70.240	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits		CATH (4.3.0)
E [auth V]	3.30.70.240	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits		CATH (4.3.0)
C [auth T]	3.30.70.240	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits		CATH (4.3.0)
A [auth S]	3.30.70.240	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits		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
G [auth L], H [auth M], I [auth O], K [auth N]	4E10 (H)W104>A mAb, anti-gp41 membrane-proximal external region	V-KAPPA	Homo sapiens (human)	IGKV3-2001, IGKJ101	V-DOMAIN V-KAPPA	IG	FV-HEAVY_KAPPA	IMGT (202609-0)
B [auth H], D [auth I], F [auth K], L [auth J]	4E10 (H)W104>A mAb, anti-gp41 membrane-proximal external region	VH	Homo sapiens (human)	IGHV1-6910, IGHJ101	V-DOMAIN VH	IG	FV-HEAVY_KAPPA	IMGT (202609-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
G [auth L], H [auth M], I [auth O], K [auth N]	Light Chain	IGKV3	Kappa	4e10_1vi7a_s0_002_n (t88)	SAbDab (2026-03-13)
B [auth H], D [auth I], F [auth K], L [auth J]	Heavy Chain	IGHV1	-	4e10_1vi7a_s0_002_n (t88)	SAbDab (2026-03-13)

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.