6IVZ | pdb_00006ivz

Crystal structure of 5A ScFv complexed with YFV-China sE in postfusion state

External Resource: Annotation

Domain Annotation: SCOP/SCOPe 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]	d6ivzl_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B [auth H]	d6ivzh_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d6ivza2	All beta proteins	Immunoglobulin-like beta-sandwich	E set domains	automated matches	automated matches	(Yellow fever virus ) [TaxId: 11089 ],	SCOPe (2.08)
A	d6ivza1	Membrane and cell surface proteins and peptides	Viral glycoprotein, central and dimerisation domains	Viral glycoprotein, central and dimerisation domains	automated matches	automated matches	(Yellow fever virus ) [TaxId: 11089 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
C [auth L]	NTP_transf_2	e6ivzL1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: NTP_transf_2	ECOD (v294.1)
B [auth H]	EipB_like	e6ivzH1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: EipB_like	ECOD (v294.1)
A	NTP_transf_2	e6ivzA1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: Aconitase iron-sulfur domain	T: Aconitase iron-sulfur domain	F: NTP_transf_2	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.60.98.10	Mainly Beta	Sandwich	Tick-borne Encephalitis virus Glycoprotein	domain 1	CATH (4.3.0)
A	3.30.67.10	Alpha Beta	2-Layer Sandwich	Viral Envelope Glycoprotein	domain 2	CATH (4.3.0)
A	3.30.387.10	Alpha Beta	2-Layer Sandwich	Viral Envelope Glycoprotein	domain 3	CATH (4.3.0)
A	2.60.40.350	Mainly Beta	Sandwich	Immunoglobulin-like		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]	scFv 5A	V-KAPPA	Homo sapiens (human)	IGKV1-503, IGKJ201	V-DOMAIN V-KAPPA	IG	SCFV-HEAVY-KAPPA	IMGT (202612-0)
B [auth H]	scFv 5A	VH	Homo sapiens (human)	IGHV4-59*11	V-DOMAIN VH	IG	SCFV-HEAVY-KAPPA	IMGT (202612-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
C [auth L]	Light Chain	IGKV1	Kappa	envelope protein	SAbDab (2026-03-27)
B [auth H]	Heavy Chain	IGHV4	-	envelope protein	SAbDab (2026-03-27)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth L]	Light chain of monoclonal antibody 5A	-	-	-
B [auth H]	Heavy chain of monoclonal antibody 5A	-	-	-
A	Envelope protein	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding nucleic acid conformation isomerase activity isomerase activity catalytic activity, acting on a nucleic acid helicase activity macromolecular conformation isomerase activity catalytic activity ATP-dependent activity hydrolase activity protein binding protein dimerization activity	viral process fusion of virus membrane with host endosome membrane membrane fusion involved in viral entry into host cell virion attachment to host cell biological process involved in interspecies interaction between organisms adhesion of symbiont to host cell viral life cycle adhesion of symbiont to host biological process involved in interaction with host biological process involved in symbiotic interaction symbiont entry into host cell symbiont entry into host	virion component virion membrane host intracellular membrane-bounded organelle host cellular component host intracellular part host cell endoplasmic reticulum host cell membrane other organism part host cell cytoplasm part host intracellular organelle cellular anatomical structure host cell cytoplasm host cell part host cell endomembrane system virion component virion membrane host intracellular membrane-bounded organelle host cellular component host intracellular part host cell endoplasmic reticulum host cell membrane other organism part host cell cytoplasm part host intracellular organelle cellular anatomical structure host cell cytoplasm host cell part host cell endomembrane system host intracellular region host cell endoplasmic reticulum membrane host cell nucleus viral membrane viral envelope

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR038345	Flavivirus envelope glycoprotein E, Stem/Anchor domain superfamily	Homologous Superfamily
A	IPR026470	Flavivirus envelope glycoprotein E, Stem/Anchor domain	Domain
A	IPR011998	Envelope glycoprotein E, central and dimerisation domain, flavivirus	Domain
A	IPR013755	Flaviviral glycoprotein E, central domain, subdomain 1	Homologous Superfamily
A	IPR038055	Flaviviral glycoprotein E, dimerisation domain	Homologous Superfamily
A	IPR014756	Immunoglobulin E-set	Homologous Superfamily
A	IPR027287	Glycoprotein E, immunoglobulin-like domain, flavivirus	Domain
A	IPR013756	Flaviviral glycoprotein E, central domain, subdomain 2	Homologous Superfamily
A	IPR000336	Flavivirus/Alphavirus glycoprotein, immunoglobulin-like domain superfamily	Homologous Superfamily
A	IPR036253	Flavivirus glycoprotein, central and dimerisation domain superfamily	Homologous Superfamily

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.