3QN0 | pdb_00003qn0

Structure of 6-pyruvoyltetrahydropterin synthase

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)
F	d3qn0f_	Alpha and beta proteins (a+b)	T-fold	Tetrahydrobiopterin biosynthesis enzymes-like	automated matches	automated matches	(Escherichia coli BL21(DE3) ) [TaxId: 469008 ],	SCOPe (2.08)
E	d3qn0e_	Alpha and beta proteins (a+b)	T-fold	Tetrahydrobiopterin biosynthesis enzymes-like	automated matches	automated matches	(Escherichia coli BL21(DE3) ) [TaxId: 469008 ],	SCOPe (2.08)
D	d3qn0d_	Alpha and beta proteins (a+b)	T-fold	Tetrahydrobiopterin biosynthesis enzymes-like	automated matches	automated matches	(Escherichia coli BL21(DE3) ) [TaxId: 469008 ],	SCOPe (2.08)
C	d3qn0c_	Alpha and beta proteins (a+b)	T-fold	Tetrahydrobiopterin biosynthesis enzymes-like	automated matches	automated matches	(Escherichia coli BL21(DE3) ) [TaxId: 469008 ],	SCOPe (2.08)
B	d3qn0b_	Alpha and beta proteins (a+b)	T-fold	Tetrahydrobiopterin biosynthesis enzymes-like	automated matches	automated matches	(Escherichia coli BL21(DE3) ) [TaxId: 469008 ],	SCOPe (2.08)
A	d3qn0a_	Alpha and beta proteins (a+b)	T-fold	Tetrahydrobiopterin biosynthesis enzymes-like	automated matches	automated matches	(Escherichia coli BL21(DE3) ) [TaxId: 469008 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
F	SCOP2B Superfamily	Tetrahydrobiopterin biosynthesis enzymes-like	8061628	3000283	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	Tetrahydrobiopterin biosynthesis enzymes-like	8061628	3000283	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Tetrahydrobiopterin biosynthesis enzymes-like	8061628	3000283	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Tetrahydrobiopterin biosynthesis enzymes-like	8061628	3000283	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Tetrahydrobiopterin biosynthesis enzymes-like	8061628	3000283	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Tetrahydrobiopterin biosynthesis enzymes-like	8061628	3000283	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)
F		e3qn0F1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: WD40, eIF2A, Beta-prop_WDR5	F:	ECOD (20:10:01)
E		e3qn0E1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: WD40, eIF2A, Beta-prop_WDR5	F:	ECOD (20:10:01)
D		e3qn0D1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: WD40, eIF2A, Beta-prop_WDR5	F:	ECOD (20:10:01)
C		e3qn0C1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: WD40, eIF2A, Beta-prop_WDR5	F:	ECOD (20:10:01)
B		e3qn0B1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: WD40, eIF2A, Beta-prop_WDR5	F:	ECOD (20:10:01)
A		e3qn0A1	A: OB-fold	X: RIFT-related	H: Phage tail proteins	T: PTPlike_phytase	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
F	3.30.479.10	Alpha Beta	2-Layer Sandwich	Tetrahydropterin Synthase	Chain A	CATH (4.3.0)
E	3.30.479.10	Alpha Beta	2-Layer Sandwich	Tetrahydropterin Synthase	Chain A	CATH (4.3.0)
D	3.30.479.10	Alpha Beta	2-Layer Sandwich	Tetrahydropterin Synthase	Chain A	CATH (4.3.0)
C	3.30.479.10	Alpha Beta	2-Layer Sandwich	Tetrahydropterin Synthase	Chain A	CATH (4.3.0)
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, C, D, E A, B, C, D, E, F	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, C, D, E A, B, C, D, E, F	6-carboxy-5,6,7,8-tetrahydropterin synthase	6-carboxytetrahydropterin synthase activity lyase activity catalytic activity carbon-carbon lyase activity aldehyde-lyase activity cation binding transition metal ion binding zinc ion binding ion binding binding metal ion binding small molecule binding identical protein binding protein binding	tRNA modification RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process tRNA queuosine(34) biosynthetic process tRNA wobble guanine modification tRNA metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process RNA modification biosynthetic process tRNA modification RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process tRNA queuosine(34) biosynthetic process tRNA wobble guanine modification tRNA metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process RNA modification biosynthetic process tRNA processing macromolecule modification metabolic process cellular process tRNA wobble base modification macromolecule metabolic process RNA processing	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F	IPR038418	6-pyruvoyl tetrahydropterin synthase/QueD superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F	IPR007115	6-pyruvoyl tetrahydropterin synthase/QueD family	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.