Annotations: 2O5W

Structure of the E. coli dihydroneopterin triphosphate pyrophosphohydrolase in complex with Sm+3 and pyrophosphate

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PK_Tyr_Ser-Thr	e2o5wA1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: PK_Tyr_Ser-Thr	ECOD (v294.2)
D	PK_Tyr_Ser-Thr	e2o5wD1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: PK_Tyr_Ser-Thr	ECOD (v294.2)
C	PK_Tyr_Ser-Thr	e2o5wC1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: PK_Tyr_Ser-Thr	ECOD (v294.2)
B	PK_Tyr_Ser-Thr	e2o5wB1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: PK_Tyr_Ser-Thr	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.90.79.10	Alpha Beta	Alpha-Beta Complex	Nucleoside Triphosphate Pyrophosphohydrolase	Nucleoside Triphosphate Pyrophosphohydrolase	CATH (4.3.0)
D	3.90.79.10	Alpha Beta	Alpha-Beta Complex	Nucleoside Triphosphate Pyrophosphohydrolase	Nucleoside Triphosphate Pyrophosphohydrolase	CATH (4.3.0)
C	3.90.79.10	Alpha Beta	Alpha-Beta Complex	Nucleoside Triphosphate Pyrophosphohydrolase	Nucleoside Triphosphate Pyrophosphohydrolase	CATH (4.3.0)
B	3.90.79.10	Alpha Beta	Alpha-Beta Complex	Nucleoside Triphosphate Pyrophosphohydrolase	Nucleoside Triphosphate Pyrophosphohydrolase	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF00293	NUDIX domain (NUDIX)	NUDIX domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	dATP pyrophosphohydrolase	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding pyrophosphatase activity dihydroneopterin triphosphate pyrophosphohydrolase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity dATP diphosphatase activity nucleoside triphosphate diphosphatase activity	oxoacid metabolic process modified amino acid biosynthetic process vitamin biosynthetic process organic acid metabolic process organic acid biosynthetic process carboxylic acid biosynthetic process small molecule metabolic process folic acid metabolic process dicarboxylic acid biosynthetic process folic acid biosynthetic process folic acid-containing compound biosynthetic process water-soluble vitamin biosynthetic process small molecule biosynthetic process dicarboxylic acid metabolic process oxoacid metabolic process modified amino acid biosynthetic process vitamin biosynthetic process organic acid metabolic process organic acid biosynthetic process carboxylic acid biosynthetic process small molecule metabolic process folic acid metabolic process dicarboxylic acid biosynthetic process folic acid biosynthetic process folic acid-containing compound biosynthetic process water-soluble vitamin biosynthetic process small molecule biosynthetic process dicarboxylic acid metabolic process modified amino acid metabolic process carboxylic acid metabolic process vitamin metabolic process biosynthetic process folic acid-containing compound metabolic process pteridine-containing compound biosynthetic process metabolic process cellular process pteridine-containing compound metabolic process tetrahydrofolate biosynthetic process tetrahydrofolate metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR000086	NUDIX hydrolase domain	Domain
A, B, C, D	IPR015797	NUDIX hydrolase-like domain superfamily	Homologous Superfamily
A, B, C, D	IPR003564	Dihydroneopterin triphosphate diphosphatase	Family
A, B, C, D	IPR051325	Nudix hydrolase domain-containing protein	Family
A, B, C, D	IPR020084	NUDIX hydrolase, conserved site	Conserved Site

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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.