Annotations: 2NTF

Crystal Structure of a Quorum-Quenching Antibody in Complex with an N-Acyl-L-Homoserine Lactone Analog

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
IMGT Antibody Annotation
SAbDab Antibody Annotation
Protein Family 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)
D [auth B]	d2ntfb_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
B [auth H]	d2ntfh_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
C [auth A]	d2ntfa1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
C [auth A]	d2ntfa2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
A [auth L]	d2ntfl1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
A [auth L]	d2ntfl2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D [auth B]	DAO, NAD_binding_8	e2ntfB1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: DAO, NAD_binding_8	ECOD (v295.2)
B [auth H]	SoxZ	e2ntfH1	A: alpha arrays	X: Profilin-like	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: SoxZ	ECOD (v295.2)
C [auth A]	DAO, NAD_binding_8	e2ntfA1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: DAO, NAD_binding_8	ECOD (v295.2)
A [auth L]	DAO, NAD_binding_8	e2ntfL1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: DAO, NAD_binding_8	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D [auth B]	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)
C [auth A]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
A [auth L]	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
B [auth H], D [auth B]	RS2-1G9 LAMBDA LIGHT CHAIN	VH-CH1	Mus musculus (house mouse)	IGHV1-8401, IGHJ301, IGHG1*02	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-1_LAMBDA	IMGT (202635-0)
A [auth L], C [auth A]	RS2-1G9 LAMBDA LIGHT CHAIN	L-LAMBDA	Mus musculus (house mouse)	IGLV101, IGLJ101, IGLC1*01	V-DOMAIN V-LAMBDA, C-DOMAIN C-LAMBDA	IG	FAB-GAMMA-1_LAMBDA	IMGT (202635-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B [auth H], D [auth B]	Heavy Chain	IGHV1	-	3-OXO-N-[(3S)-2-OXOPYRROLIDIN-3-YL]DODECANAMIDE	SAbDab (2026-09-11)
A [auth L], C [auth A]	Light Chain	IGLV1	Lambda	3-OXO-N-[(3S)-2-OXOPYRROLIDIN-3-YL]DODECANAMIDE	SAbDab (2026-09-11)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B [auth H], D [auth B]	PF07654	Immunoglobulin C1-set domain (C1-set)	Immunoglobulin C1-set domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B [auth H], D [auth B]	Murine Antibody Fab RS2-1G9 IGG1 Heavy Chain	-	-	cellular anatomical structure extracellular region
A [auth L], C [auth A]	Murine Antibody Fab RS2-1G9 Lambda Light Chain	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B [auth H], D [auth B]	IPR003597	Immunoglobulin C1-set	Domain
B [auth H], D [auth B]	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
B [auth H], D [auth B]	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
B [auth H], D [auth B]	IPR007110	Immunoglobulin-like domain	Domain
B [auth H], D [auth B]	IPR050380	Immune Recognition and Response Modulators	Family
A [auth L], C [auth A]	IPR003597	Immunoglobulin C1-set	Domain
A [auth L], C [auth A]	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A [auth L], C [auth A]	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
A [auth L], C [auth A]	IPR013106	Immunoglobulin V-set domain	Domain
A [auth L], C [auth A]	IPR003599	Immunoglobulin domain subtype	Domain
A [auth L], C [auth A]	IPR007110	Immunoglobulin-like domain	Domain
A [auth L], C [auth A]	IPR050160	Major Histocompatibility Complex/Immunoglobulin	Family
A [auth L], C [auth A]	IPR003006	Immunoglobulin/major histocompatibility complex, conserved site	Conserved Site

RCSB PDB is hosted by

RCSB PDB is a member of

RCSB Partners
Nucleic Acid Knowledgebase

CoreTrustSeal

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.