Annotations: 2A0S

Crystal structure of 6-pyruvoyl tetrahydropterin synthase (PTPS) from Plasmodium vivax at 2.2 A resolution

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
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: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d2a0sb_	Alpha and beta proteins (a+b)	T-fold	Tetrahydrobiopterin biosynthesis enzymes-like	6-pyruvoyl tetrahydropterin synthase	6-pyruvoyl tetrahydropterin synthase	malaria parasite P. vivax (Plasmodium vivax ) [TaxId: 5855 ],	SCOPe (2.08)
A	d2a0sa1	Alpha and beta proteins (a+b)	T-fold	Tetrahydrobiopterin biosynthesis enzymes-like	6-pyruvoyl tetrahydropterin synthase	6-pyruvoyl tetrahydropterin synthase	malaria parasite P. vivax (Plasmodium vivax ) [TaxId: 5855 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Tetrahydrobiopterin biosynthesis enzymes-like	8036515	3000283	SCOP2B (2022-06-29)
A	SCOP2 Family	6-pyruvoyl tetrahydropterin synthase	8024136	4001717	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Tetrahydrobiopterin biosynthesis enzymes-like	8036515	3000283	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)
B	RF-1	e2a0sB1	A: a/b three-layered sandwiches	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F: RF-1	ECOD (v294.1)
A	PTPS	e2a0sA1	A: a+b two layers	X: T-fold	H: Tetrahydrobiopterin biosynthesis enzymes-like	T: Tetrahydrobiopterin biosynthesis enzymes-like	F: PTPS	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.30.479.10	Alpha Beta	2-Layer Sandwich	Tetrahydropterin Synthase	Chain A	CATH (4.3.0)
A	3.30.479.10	Alpha Beta	2-Layer Sandwich	Tetrahydropterin Synthase	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01242	6-pyruvoyl tetrahydropterin synthase (PTPS)	6-pyruvoyl tetrahydropterin synthase	6-Pyruvoyl tetrahydrobiopterin synthase catalyses the conversion of dihydroneopterin triphosphate to 6-pyruvoyl tetrahydropterin, the second of three enzymatic steps in the synthesis of tetrahydrobiopterin from GTP. The functional enzyme is a hexamer ...	6-Pyruvoyl tetrahydrobiopterin synthase catalyses the conversion of dihydroneopterin triphosphate to 6-pyruvoyl tetrahydropterin, the second of three enzymatic steps in the synthesis of tetrahydrobiopterin from GTP. The functional enzyme is a hexamer of identical subunits [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	6-pyruvoyl tetrahydropterin synthase	cation binding ion binding binding metal ion binding small molecule binding carbon-oxygen lyase activity, acting on phosphates 6-pyruvoyltetrahydropterin synthase activity lyase activity catalytic activity carbon-oxygen lyase activity	polyol metabolic process small molecule biosynthetic process alcohol metabolic process diol biosynthetic process diol metabolic process biosynthetic process tetrahydrobiopterin biosynthetic process tetrahydrobiopterin metabolic process pteridine-containing compound biosynthetic process polyol biosynthetic process alcohol biosynthetic process metabolic process cellular process small molecule metabolic process polyol metabolic process small molecule biosynthetic process alcohol metabolic process diol biosynthetic process diol metabolic process biosynthetic process tetrahydrobiopterin biosynthetic process tetrahydrobiopterin metabolic process pteridine-containing compound biosynthetic process polyol biosynthetic process alcohol biosynthetic process metabolic process cellular process small molecule metabolic process pteridine-containing compound metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR038418	6-pyruvoyl tetrahydropterin synthase/QueD superfamily	Homologous Superfamily
A, B	IPR007115	6-pyruvoyl tetrahydropterin synthase/QueD family	Family

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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.