3IEP | pdb_00003iep

Firefly luciferase apo structure (P41 form)

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
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)
A	d3iepa_	Multi-domain proteins (alpha and beta)	Acetyl-CoA synthetase-like	Acetyl-CoA synthetase-like	Acetyl-CoA synthetase-like	Luciferase	(Photinus pyralis ) [TaxId: 7054 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	AMP-binding enzyme-like	8037622	3001902	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	Ribosomal_L10	e3iepA1	A: a/b three-layered sandwiches	X: Ribonuclease H-like	H: Immunoglobulin-related	T: Defensin-related	F: Ribosomal_L10	ECOD (v294.1)
A	RVP	e3iepA4	A: a/b three-layered sandwiches	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: RVP	ECOD (v294.1)
A	Ank_2, Ank_4, Ank_5	e3iepA5	A: a/b three-layered sandwiches	X: Subtilisin-like	H: Subtilisin-like	T: Subtilisin-like	F: Ank_2, Ank_4, Ank_5	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.12780	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	ANL, N-terminal domain	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Luciferin 4-monooxygenase	CoA-ligase activity ligase activity, forming carbon-sulfur bonds catalytic activity ligase activity binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding CoA-ligase activity ligase activity, forming carbon-sulfur bonds catalytic activity ligase activity binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding oxidoreductase activity monooxygenase activity Photinus-luciferin 4-monooxygenase (ATP-hydrolyzing) activity oxidoreductase activity, acting on single donors with incorporation of molecular oxygen, incorporation of one atom of oxygen (internal monooxygenases or internal mixed function oxidases) oxidoreductase activity, acting on single donors with incorporation of molecular oxygen luciferin monooxygenase activity cation binding metal ion binding protein binding protein-folding chaperone binding	bioluminescence metabolic process cellular process	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure organelle peroxisome microbody cytoplasm intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR020845	AMP-binding, conserved site	Conserved Site
A	IPR045851	AMP-binding enzyme domain superfamily	Homologous Superfamily
A	IPR025110	AMP-binding enzyme, C-terminal domain	Domain
A	IPR000873	AMP-dependent synthetase/ligase domain	Domain

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.