3N0G | pdb_00003n0g

Crystal Structure of Isoprene Synthase from Grey Poplar Leaves (Populus x canescens) in complex with three Mg2+ ions and dimethylallyl-S-thiolodiphosphate

External Resource: Annotation

Domain Annotation: SCOP/SCOPe 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)
B	d3n0gb1	All alpha proteins	alpha/alpha toroid	Terpenoid cyclases/Protein prenyltransferases	automated matches	automated matches	gray poplar (Populus tremula x Populus alba ) [TaxId: 80863 ],	SCOPe (2.08)
B	d3n0gb2	All alpha proteins	Terpenoid synthases	Terpenoid synthases	automated matches	automated matches	gray poplar (Populus tremula x Populus alba ) [TaxId: 80863 ],	SCOPe (2.08)
A	d3n0ga1	All alpha proteins	alpha/alpha toroid	Terpenoid cyclases/Protein prenyltransferases	automated matches	automated matches	gray poplar (Populus tremula x Populus alba ) [TaxId: 80863 ],	SCOPe (2.08)
A	d3n0ga2	All alpha proteins	Terpenoid synthases	Terpenoid synthases	automated matches	automated matches	gray poplar (Populus tremula x Populus alba ) [TaxId: 80863 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Terpene_synth_C	e3n0gB1	A: alpha bundles	X: Terpenoid synthases (From Topology)	H: Terpenoid synthases (From Topology)	T: Terpenoid synthases	F: Terpene_synth_C	ECOD (1.6)
B	Terpene_synth	e3n0gB2	A: alpha superhelices	X: Repetitive alpha hairpins	H: alpha/alpha toroid (From Topology)	T: alpha/alpha toroid	F: Terpene_synth	ECOD (1.6)
A	Terpene_synth_C	e3n0gA1	A: alpha bundles	X: Terpenoid synthases (From Topology)	H: Terpenoid synthases (From Topology)	T: Terpenoid synthases	F: Terpene_synth_C	ECOD (1.6)
A	Terpene_synth	e3n0gA2	A: alpha superhelices	X: Repetitive alpha hairpins	H: alpha/alpha toroid (From Topology)	T: alpha/alpha toroid	F: Terpene_synth	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.50.10.130	Mainly Alpha	Alpha/alpha barrel	Glycosyltransferase	Terpene synthase, N-terminal domain	CATH (4.2.0)
B	1.10.600.10	Mainly Alpha	Orthogonal Bundle	Farnesyl Diphosphate Synthase	Farnesyl Diphosphate Synthase	CATH (4.2.0)
A	1.50.10.130	Mainly Alpha	Alpha/alpha barrel	Glycosyltransferase	Terpene synthase, N-terminal domain	CATH (4.2.0)
A	1.10.600.10	Mainly Alpha	Orthogonal Bundle	Farnesyl Diphosphate Synthase	Farnesyl Diphosphate Synthase	CATH (4.2.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Isoprene synthase	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding carbon-oxygen lyase activity, acting on phosphates terpene synthase activity isoprene synthase activity lyase activity catalytic activity carbon-oxygen lyase activity	diterpenoid metabolic process isoprenoid biosynthetic process lipid biosynthetic process primary metabolic process terpenoid biosynthetic process diterpenoid biosynthetic process biosynthetic process metabolic process cellular process terpenoid metabolic process isoprenoid metabolic process lipid metabolic process hydrocarbon biosynthetic process hydrocarbon metabolic process	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure plastid organelle cytoplasm intracellular membrane-bounded organelle chloroplast

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR005630	Terpene synthase, metal-binding domain	Domain
A, B	IPR008949	Isoprenoid synthase domain superfamily	Homologous Superfamily
A, B	IPR036965	Terpene synthase, N-terminal domain superfamily	Homologous Superfamily
A, B	IPR034741	Terpene cyclase-like 1, C-terminal domain	Domain
A, B	IPR044814	Terpene cyclases, class 1, plant	Family
A, B	IPR001906	Terpene synthase, N-terminal domain	Domain
A, B	IPR008930	Terpenoid cyclases/protein prenyltransferase alpha-alpha toroid	Homologous Superfamily
A, B	IPR050148	Terpene synthase-like	Family

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.