Annotations: 4PLJ

Hepatitis E Virus E2s domain (Genotype IV) in complex with a neutralizing antibody 8G12

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
IMGT Antibody Annotation
SAbDab Antibody Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
C [auth L]	d4pljl2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
C [auth L]	d4pljl1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
E [auth C]	d4pljc2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
E [auth C]	d4pljc1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
D [auth H]	d4pljh_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
F [auth D]	d4pljd_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Norovirus P2 domain-like	8093107	3002678	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Norovirus P2 domain-like	8093107	3002678	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PDCD9	e4pljA1	A: alpha arrays	X: Alpha-lytic protease prodomain-like	H: KH-domains	T: Prokaryotic type KH domain (KH-domain type II)	F: PDCD9	ECOD (v295)
B	PDCD9	e4pljB1	A: alpha arrays	X: Alpha-lytic protease prodomain-like	H: KH-domains	T: Prokaryotic type KH domain (KH-domain type II)	F: PDCD9	ECOD (v295)
C [auth L]	PDCD9	e4pljL1	A: alpha arrays	X: Alpha-lytic protease prodomain-like	H: KH-domains	T: Prokaryotic type KH domain (KH-domain type II)	F: PDCD9	ECOD (v295)
E [auth C]	PDCD9	e4pljC1	A: alpha arrays	X: Alpha-lytic protease prodomain-like	H: KH-domains	T: Prokaryotic type KH domain (KH-domain type II)	F: PDCD9	ECOD (v295)
D [auth H]	PDCD9	e4pljH1	A: alpha arrays	X: Alpha-lytic protease prodomain-like	H: KH-domains	T: Prokaryotic type KH domain (KH-domain type II)	F: PDCD9	ECOD (v295)
F [auth D]	PDCD9	e4pljD1	A: alpha arrays	X: Alpha-lytic protease prodomain-like	H: KH-domains	T: Prokaryotic type KH domain (KH-domain type II)	F: PDCD9	ECOD (v295)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C [auth L]	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)
D [auth H]	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)

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
C [auth L], E [auth C]	8G12 Fab	L-KAPPA	Mus musculus (house mouse)	IGKV12-4601, IGKJ401, IGKC01, IGKC02	V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA	IG	FAB-GAMMA-1_KAPPA	IMGT (202625-0)
D [auth H], F [auth D]	8G12 Fab	VH-CH1	Mus musculus (house mouse)	IGHV1S2902, IGHJ301, IGHG1*02	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-1_KAPPA	IMGT (202625-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
C [auth L], E [auth C]	Light Chain	IGKV12	Kappa	capsid protein	SAbDab (2026-06-26)
D [auth H], F [auth D]	Heavy Chain	IGHV1	-	capsid protein	SAbDab (2026-06-26)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Capsid protein	identical protein binding protein binding binding	-	viral capsid virion component
C [auth L], E [auth C]	8G12 light chain	-	-	-
D [auth H], F [auth D]	8G12 heavy chain	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR048802	Structural protein 2, second domain	Domain
A, B	IPR048794	Structural protein 2, C-terminal domain	Domain

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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.