Annotations: 6M63

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 (utative)
A	2.40.155.10	Mainly Beta	Beta Barrel	Green Fluorescent Protein	Green fluorescent protein	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01353	Green fluorescent protein (GFP)	Green fluorescent protein		Domain
A, B	PF00027	Cyclic nucleotide-binding domain (cNMP_binding)	Cyclic nucleotide-binding domain	This domain sensor domain can bind cAMP, cGMP, c-di-GMP, oxygen and 2-oxoglutarate (Matilla et. al., FEMS Microbiology Reviews, fuab043, 45, 2021, 1. https://doi.org/10.1093/femsre/fuab043).	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Chimera of Cyclic nucleotide-gated potassium channel mll3241 and Yellow fluorescent protein	monoatomic cation transmembrane transporter activity intracellularly ligand-gated monoatomic ion channel activity gated channel activity monoatomic ion channel activity intracellularly cyclic nucleotide-activated monoatomic cation channel activity ligand-gated channel activity ligand-gated monoatomic ion channel activity monoatomic cation channel activity passive transmembrane transporter activity channel activity monoatomic ion transmembrane transporter activity transporter activity ligand-gated monoatomic cation channel activity cyclic nucleotide-activated monoatomic ion channel activity transmembrane transporter activity monoatomic cation transmembrane transporter activity intracellularly ligand-gated monoatomic ion channel activity gated channel activity monoatomic ion channel activity intracellularly cyclic nucleotide-activated monoatomic cation channel activity ligand-gated channel activity ligand-gated monoatomic ion channel activity monoatomic cation channel activity passive transmembrane transporter activity channel activity monoatomic ion transmembrane transporter activity transporter activity ligand-gated monoatomic cation channel activity cyclic nucleotide-activated monoatomic ion channel activity transmembrane transporter activity binding adenyl ribonucleotide binding cyclic nucleotide binding nucleotide binding purine ribonucleotide binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding cAMP binding adenyl nucleotide binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding protein-containing complex binding potassium ion transmembrane transporter activity potassium channel activity metal ion transmembrane transporter activity identical protein binding protein binding	bioluminescence metabolic process cellular process generation of precursor metabolites and energy	cell periphery cellular anatomical structure plasma membrane membrane

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
A, B	IPR005821	Ion transport domain	Domain
A, B	IPR000595	Cyclic nucleotide-binding domain	Domain
A, B	IPR014710	RmlC-like jelly roll fold	Homologous Superfamily
A, B	IPR018488	Cyclic nucleotide-binding, conserved site	Conserved Site
A, B	IPR050866	Cyclic nucleotide-gated cation channel	Family
A, B	IPR018490	Cyclic nucleotide-binding domain superfamily	Homologous Superfamily
A, B	IPR027378	Cyclic nucleotide-regulated ion channel, N-terminal	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.