Annotations: 3K2G

Crystal structure of a Resiniferatoxin-binding protein from Rhodobacter sphaeroides

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	Metallo-dependent hydrolases	8074566	3000428	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Metallo-dependent hydrolases	8074566	3000428	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Metallo-dependent hydrolases	8074566	3000428	SCOP2B (2022-06-29)
A	SCOP2 Family	Phosphotriesterase-like	8074565	4003212	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Metallo-dependent hydrolases	8074566	3000428	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	PDEase_I	e3k2gD1	A: a/b three-layered sandwiches	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PDEase_I	ECOD (v294.1)
C	PDEase_I	e3k2gC1	A: a/b three-layered sandwiches	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PDEase_I	ECOD (v294.1)
B	PDEase_I	e3k2gB1	A: a/b three-layered sandwiches	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PDEase_I	ECOD (v294.1)
A	PTS_IIA	e3k2gA1	A: a/b three-layered sandwiches	X: Spectrin repeat-like	H: Enzyme IIa from lactose specific PTS, IIa-lac	T: Enzyme IIa from lactose specific PTS, IIa-lac	F: PTS_IIA	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	3.20.20.140	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Metal-dependent hydrolases	CATH (4.3.0)
C	3.20.20.140	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Metal-dependent hydrolases	CATH (4.3.0)
B	3.20.20.140	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Metal-dependent hydrolases	CATH (4.3.0)
A	3.20.20.140	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Metal-dependent hydrolases	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF02126	Phosphotriesterase family (PTE)	Phosphotriesterase family		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Resiniferatoxin-binding, phosphotriesterase-related protein	phosphoric ester hydrolase activity hydrolase activity, acting on ester bonds phosphoric diester hydrolase activity hydrolase activity catalytic activity cation binding transition metal ion binding zinc ion binding ion binding binding metal ion binding small molecule binding	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR017947	Aryldialkylphosphatase, zinc-binding site	Binding Site
A, B, C, D	IPR001559	Phosphotriesterase	Family
A, B, C, D	IPR032466	Metal-dependent hydrolase	Homologous Superfamily

RCSB PDB is hosted by

RCSB PDB is a member of

RCSB Partners
Nucleic Acid Knowledgebase

CoreTrustSeal

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.