Annotations: 4PFE

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	GFP-like	8096046	3000576	SCOP2B (2022-06-29)
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)
B	GCD14	e4pfeB1	A: alpha bundles	X: Cytidine deaminase-like	H: Cytidine deaminase-like	T: Cytidine deaminase-like	F: GCD14	ECOD (develop294)
A	GCD14	e4pfeA1	A: alpha bundles	X: Cytidine deaminase-like	H: Cytidine deaminase-like	T: Cytidine deaminase-like	F: GCD14	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	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)
A	2.40.155.10	Mainly Beta	Beta Barrel	Green Fluorescent Protein	Green fluorescent protein	CATH (4.3.0)
A	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
A, B	Heavy Chain	IGHV1	-	-	SAbDab (2026-03-20)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

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

InterPro: Protein Family Classification InterPro Database Homepage

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