Annotations: 8YJ8

Characerization of a novel format scFvXVHH single-chain Biparatopic antibody against a metal binding protein, MtsA

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
SAbDab Antibody Annotation
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Helical backbone metal receptor	8074574	3001679	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Helical backbone metal receptor	8074574	3001679	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)
D	WD40	e8yj8D1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: WD40	ECOD (v294.2)
C	WD40	e8yj8C1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: WD40	ECOD (v294.2)
B	WD40	e8yj8B1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: WD40	ECOD (v294.2)
A	DNA_gyraseB	e8yj8A01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_gyraseB	ECOD (v294.2)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
C, D	Heavy Chain	IGHV1	-	iron abc transporter substrate-binding lipoprotein mtsa	SAbDab (2026-06-05)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01297	Zinc-uptake complex component A periplasmic (ZnuA)	Zinc-uptake complex component A periplasmic	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C, D	VHH43	-	-	-
A, B	Iron ABC transporter substrate-binding lipoprotein MtsA	cation binding ion binding binding metal ion binding small molecule binding	localization transport iron ion transport transition metal ion transport monoatomic ion transport monoatomic cation transport establishment of localization metal ion transport cell adhesion cellular process	cell periphery cellular anatomical structure plasma membrane membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR006129	Adhesin B	Family
A, B	IPR050492	Bacterial metal-binding protein 9	Family
A, B	IPR006127	Periplasmic solute binding protein, ZnuA-like	Family
A, B	IPR006128	Adhesion lipoprotein PsaA-like	Family

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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.