Annotations: 8TUZ

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C [auth A]	SCOP2B Superfamily	Outer surface protein	8043012	3001707	SCOP2B (2022-06-29)

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
B [auth L]	Fab 857-2	L-KAPPA	Homo sapiens (human), Borreliella burgdorferi (Lyme disease spirochete)	IGKV1-1302, IGKV1D-1302, IGKJ401, IGKJ402, IGKC*01	V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA	IG	FAB-GAMMA-1_KAPPA	IMGT (202549-0)
A [auth H]	Fab 857-2	VH-CH1	Homo sapiens (human), Borreliella burgdorferi (Lyme disease spirochete)	IGHV5-5101, IGHV5-5103, IGHJ101, IGHJ201, IGHJ301, IGHJ302, IGHJ501, IGHJ6-201, IGHG103, IGHG108, IGHG106, IGHG117	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-1_KAPPA	IMGT (202549-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B [auth L]	Light Chain	IGKV1	Kappa	outer surface protein a	SAbDab (2025-12-19)
A [auth H]	Heavy Chain	IGHV5	-	outer surface protein a	SAbDab (2025-12-19)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
C [auth A]	PF00820	Borrelia lipoprotein (Lipoprotein_1)	Borrelia lipoprotein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth A]	Outer surface protein A	-	-	cell surface cellular anatomical structure membrane cell periphery cell outer membrane external encapsulating structure cell envelope outer membrane
B [auth L]	Light chain of human monoclonal antibody 857-2	-	-	-
A [auth H]	Heavy chain of human monoclonal antibody 857-2	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth A]	IPR023322	Outer surface lipoprotein domain superfamily	Homologous Superfamily
C [auth A]	IPR001809	Outer surface lipoprotein, Borrelia	Family

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.