Annotations: 1XTT

Sulfolobus solfataricus uracil phosphoribosyltransferase in complex with uridine 5'-monophosphate (UMP)

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)
A	d1xtta1	Alpha and beta proteins (a/b)	PRTase-like	PRTase-like	Phosphoribosyltransferases (PRTases)	Uracil PRTase, Upp	(Saccharolobus solfataricus ) [TaxId: 2287 ],	SCOPe (2.08)
C	d1xttc_	Alpha and beta proteins (a/b)	PRTase-like	PRTase-like	Phosphoribosyltransferases (PRTases)	Uracil PRTase, Upp	(Saccharolobus solfataricus ) [TaxId: 2287 ],	SCOPe (2.08)
D	d1xttd_	Alpha and beta proteins (a/b)	PRTase-like	PRTase-like	Phosphoribosyltransferases (PRTases)	Uracil PRTase, Upp	(Saccharolobus solfataricus ) [TaxId: 2287 ],	SCOPe (2.08)
B	d1xttb_	Alpha and beta proteins (a/b)	PRTase-like	PRTase-like	Phosphoribosyltransferases (PRTases)	Uracil PRTase, Upp	(Saccharolobus solfataricus ) [TaxId: 2287 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Phosphoribosyltransferases (PRTases)	8021505	4000253	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	PRTase-like	8033885	3000060	SCOP2 (2022-06-29)
C	SCOP2B Superfamily	PRTase-like	8033885	3000060	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	PRTase-like	8033885	3000060	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	PRTase-like	8033885	3000060	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)
A	Pribosyltran	e1xttA1	A: beta barrels	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: PRTase-like	F: Pribosyltran	ECOD (v294.2)
C	Pribosyltran	e1xttC1	A: beta barrels	X: HTH	H: HTH	T: winged helix domain	F: Pribosyltran	ECOD (v294.2)
D	Pribosyltran	e1xttD1	A: beta barrels	X: HTH	H: HTH	T: winged helix domain	F: Pribosyltran	ECOD (v294.2)
B	Pribosyltran	e1xttB1	A: beta barrels	X: HTH	H: HTH	T: winged helix domain	F: Pribosyltran	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.2020	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)
C	3.40.50.2020	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)
D	3.40.50.2020	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)
B	3.40.50.2020	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF14681	Uracil phosphoribosyltransferase (UPRTase)	Uracil phosphoribosyltransferase	This family includes the enzyme uracil phosphoribosyltransferase (EC:2.4.2.9). This enzyme catalyzes the first step of UMP biosynthesis.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Probable uracil phosphoribosyltransferase	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding pentosyltransferase activity hypoxanthine phosphoribosyltransferase activity glycosyltransferase activity purine phosphoribosyltransferase activity transferase activity catalytic activity uracil phosphoribosyltransferase activity guanyl nucleotide binding cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding pentosyltransferase activity hypoxanthine phosphoribosyltransferase activity glycosyltransferase activity purine phosphoribosyltransferase activity transferase activity catalytic activity uracil phosphoribosyltransferase activity guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding anion binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding	pyrimidine-containing compound metabolic process pyrimidine nucleobase salvage nucleobase biosynthetic process uracil metabolic process pyrimidine nucleobase biosynthetic process primary metabolic process pyrimidine-containing compound salvage uracil biosynthetic process nucleobase-containing compound metabolic process metabolic compound salvage pyrimidine nucleobase metabolic process biosynthetic process uracil salvage nucleobase-containing small molecule metabolic process nucleobase metabolic process pyrimidine-containing compound metabolic process pyrimidine nucleobase salvage nucleobase biosynthetic process uracil metabolic process pyrimidine nucleobase biosynthetic process primary metabolic process pyrimidine-containing compound salvage uracil biosynthetic process nucleobase-containing compound metabolic process metabolic compound salvage pyrimidine nucleobase metabolic process biosynthetic process uracil salvage nucleobase-containing small molecule metabolic process nucleobase metabolic process small molecule metabolic process metabolic process cellular process pyrimidine-containing compound biosynthetic process ribose phosphate metabolic process purine ribonucleoside monophosphate biosynthetic process nucleotide biosynthetic process carbohydrate derivative metabolic process purine ribonucleotide biosynthetic process nucleotide salvage ribonucleotide biosynthetic process purine nucleoside monophosphate biosynthetic process purine ribonucleoside monophosphate metabolic process purine nucleotide metabolic process ribonucleotide metabolic process purine-containing compound biosynthetic process purine nucleoside monophosphate metabolic process phosphate-containing compound metabolic process purine nucleotide salvage GMP metabolic process phosphorus metabolic process ribose phosphate biosynthetic process nucleoside monophosphate metabolic process nucleoside phosphate metabolic process carbohydrate derivative biosynthetic process purine-containing compound salvage GMP salvage GMP biosynthetic process nucleotide metabolic process nucleobase-containing compound biosynthetic process nucleoside monophosphate biosynthetic process purine-containing compound metabolic process purine ribonucleotide salvage organophosphate metabolic process organophosphate biosynthetic process nucleoside phosphate biosynthetic process purine ribonucleotide metabolic process ribonucleoside monophosphate biosynthetic process purine nucleotide biosynthetic process IMP salvage IMP metabolic process IMP biosynthetic process pyrimidine ribonucleotide salvage pyrimidine nucleotide metabolic process pyrimidine nucleotide salvage UMP salvage UMP biosynthetic process UMP metabolic process pyrimidine ribonucleotide metabolic process pyrimidine nucleoside monophosphate metabolic process pyrimidine ribonucleoside monophosphate metabolic process pyrimidine ribonucleoside monophosphate biosynthetic process pyrimidine nucleoside monophosphate biosynthetic process pyrimidine nucleotide biosynthetic process pyrimidine ribonucleotide biosynthetic process hypoxanthine metabolic process purine nucleobase metabolic process guanine metabolic process guanine salvage purine nucleobase biosynthetic process purine nucleobase salvage guanine biosynthetic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR005765	Uracil phosphoribosyl transferase	Family
A, B, C, D	IPR000836	Phosphoribosyltransferase domain	Domain
A, B, C, D	IPR034331	Uracil phosphoribosyltransferase, archaea	Family
A, B, C, D	IPR029057	Phosphoribosyltransferase-like	Homologous Superfamily

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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.