Annotations: 3G9A

Green fluorescent protein bound to minimizer nanobody

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
Protein Modification Annotation

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d3g9aa_	Alpha and beta proteins (a+b)	GFP-like	GFP-like	Fluorescent proteins	Green fluorescent protein, GFP	Jellyfish (Aequorea victoria ) [TaxId: 6100 ],	SCOPe (2.08)
B	d3g9ab1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	alpaca (Camelus dromedarius ) [TaxId: 9838 ],	SCOPe (2.08)
B	d3g9ab2	Artifacts	Tags	Tags	Tags	C-terminal Tags	alpaca (Camelus dromedarius ) [TaxId: 9838 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	GFP-like	8096046	3000576	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	adh_short	e3g9aA1	A: a/b three-layered sandwiches	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: adh_short	ECOD (v294.1)
B	Spt4	e3g9aB1	A: a/b three-layered sandwiches	X: Cystatin-like	H: NTF2-like	T: NTF2-like	F: Spt4	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.40.155.10	Mainly Beta	Beta Barrel	Green Fluorescent Protein	Green fluorescent protein	CATH (4.3.0)
B	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	Minimizer nanobody	VH	Lama glama (llama)	IGHV3S101, IGHJ401	V-DOMAIN VH	IG	(VH)	IMGT (202615-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B	Heavy Chain	IGHV1	-	green fluorescent protein	SAbDab (2026-04-24)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Green fluorescent protein	-	bioluminescence metabolic process cellular process generation of precursor metabolites and energy	-
B	Minimizer	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR000786	Green fluorescent protein, GFP	Family
A	IPR011584	Green fluorescent protein-related	Family
A	IPR009017	Green fluorescent protein	Homologous Superfamily

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A	GYS	Parent Component: SER, TYR, GLY : AA0184 : L-serine 5-imidazolinone glycine MOD:00192

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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.