6LBP

Structure of the Glutamine Phosphoribosylpyrophosphate Amidotransferase from Arabidopsis thaliana

External Resource: Annotation

Domain Annotation: SCOP/SCOPe 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	d6lbpa2	Alpha and beta proteins (a/b)	PRTase-like	PRTase-like	automated matches	automated matches	Mouse-ear cress (Arabidopsis thaliana ) [TaxId: 3702 ],	SCOPe (2.08)
A	d6lbpa1	Alpha and beta proteins (a+b)	Ntn hydrolase-like	N-terminal nucleophile aminohydrolases (Ntn hydrolases)	automated matches	automated matches	Mouse-ear cress (Arabidopsis thaliana ) [TaxId: 3702 ],	SCOPe (2.08)
B	d6lbpb2	Alpha and beta proteins (a/b)	PRTase-like	PRTase-like	automated matches	automated matches	Mouse-ear cress (Arabidopsis thaliana ) [TaxId: 3702 ],	SCOPe (2.08)
B	d6lbpb1	Alpha and beta proteins (a+b)	Ntn hydrolase-like	N-terminal nucleophile aminohydrolases (Ntn hydrolases)	automated matches	automated matches	Mouse-ear cress (Arabidopsis thaliana ) [TaxId: 3702 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	GATase_2_1st	e6lbpA2	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Class II glutamine amidotransferases	F: GATase_2_1st	ECOD (1.6)
A	Pribosyltran	e6lbpA1	A: a/b three-layered sandwiches	X: PRTase-like (From Topology)	H: PRTase-like (From Topology)	T: PRTase-like	F: Pribosyltran	ECOD (1.6)
B	GATase_2_1st	e6lbpB1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Class II glutamine amidotransferases	F: GATase_2_1st	ECOD (1.6)
B	Pribosyltran	e6lbpB2	A: a/b three-layered sandwiches	X: PRTase-like (From Topology)	H: PRTase-like (From Topology)	T: PRTase-like	F: Pribosyltran	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.60.20.10	Alpha Beta	4-Layer Sandwich	Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1	Aminohydrolase, N-terminal nucleophile (Ntn) domain	CATH (utative)
A	3.40.50.2020	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (utative)
B	3.60.20.10	Alpha Beta	4-Layer Sandwich	Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1	Aminohydrolase, N-terminal nucleophile (Ntn) domain	CATH (utative)
B	3.40.50.2020	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF13537	Glutamine amidotransferase domain (GATase_7)	Glutamine amidotransferase domain	This domain is a class-II glutamine amidotransferase domain found in a variety of enzymes such as asparagine synthetase and glutamine-fructose-6-phosphate transaminase.	Domain
A, B	PF00156	Phosphoribosyl transferase domain (Pribosyltran)	Phosphoribosyl transferase domain	This family includes a range of diverse phosphoribosyl transferase enzymes. This family includes: Adenine phosphoribosyl-transferase EC:2.4.2.7, Swiss:P07672. Hypoxanthine-guanine-xanthine phosphoribosyl-transferase Swiss:P51900. Hypoxanthine phosph ...	This family includes a range of diverse phosphoribosyl transferase enzymes. This family includes: Adenine phosphoribosyl-transferase EC:2.4.2.7, Swiss:P07672. Hypoxanthine-guanine-xanthine phosphoribosyl-transferase Swiss:P51900. Hypoxanthine phosphoribosyl-transferase EC:2.4.2.8 Swiss:P36766. Ribose-phosphate pyrophosphokinase i EC:2.7.6.1 Swiss:P09329. Amidophosphoribosyltransferase EC:2.4.2.14 Swiss:P00496. Orotate phosphoribosyl-transferase EC:2.4.2.10 Swiss:P11172. Uracil phosphoribosyl-transferase EC:2.4.2.9 Swiss:P25532. Xanthine-guanine phosphoribosyl-transferase EC:2.4.2.22 Swiss:P00501. In Arabidopsis, At the very N-terminus of this domain is the P-Loop NTPase domain [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Amidophosphoribosyltransferase 2, chloroplastic	iron-sulfur cluster binding binding metal cluster binding small molecule binding pentosyltransferase activity glycosyltransferase activity amidophosphoribosyltransferase activity transferase activity catalytic activity cation binding ion binding metal ion binding	nucleoside phosphate metabolic process cellular metabolic process nucleotide biosynthetic process primary metabolic process nucleotide metabolic process nucleobase-containing compound biosynthetic process purine-containing compound metabolic process nucleobase-containing compound metabolic process purine nucleotide metabolic process biosynthetic process organophosphate metabolic process nucleobase-containing small molecule metabolic process organophosphate biosynthetic process purine-containing compound biosynthetic process phosphate-containing compound metabolic process nucleoside phosphate metabolic process cellular metabolic process nucleotide biosynthetic process primary metabolic process nucleotide metabolic process nucleobase-containing compound biosynthetic process purine-containing compound metabolic process nucleobase-containing compound metabolic process purine nucleotide metabolic process biosynthetic process organophosphate metabolic process nucleobase-containing small molecule metabolic process organophosphate biosynthetic process purine-containing compound biosynthetic process phosphate-containing compound metabolic process nucleoside phosphate biosynthetic process metabolic process cellular process small molecule metabolic process phosphorus metabolic process purine nucleotide biosynthetic process ribose phosphate metabolic process IMP metabolic process purine ribonucleoside monophosphate biosynthetic process carbohydrate derivative metabolic process purine ribonucleotide biosynthetic process ribonucleotide biosynthetic process purine nucleoside monophosphate biosynthetic process purine ribonucleoside monophosphate metabolic process ribonucleotide metabolic process ribonucleoside monophosphate metabolic process purine nucleoside monophosphate metabolic process ribose phosphate biosynthetic process nucleoside monophosphate metabolic process carbohydrate derivative biosynthetic process nucleoside monophosphate biosynthetic process IMP biosynthetic process 'de novo' IMP biosynthetic process purine ribonucleotide metabolic process ribonucleoside monophosphate biosynthetic process glutamine metabolic process oxoacid metabolic process carboxylic acid metabolic process amino acid metabolic process organic acid metabolic process alpha-amino acid metabolic process L-amino acid metabolic process glutamine family amino acid metabolic process proteinogenic amino acid metabolic process nucleobase biosynthetic process purine nucleobase metabolic process purine nucleobase biosynthetic process nucleobase metabolic process cellular component organization organelle organization plastid organization chloroplast organization cellular component organization or biogenesis	membrane-bounded organelle intracellular organelle intracellular anatomical structure plastid plastid stroma organelle cellular anatomical entity cytoplasm intracellular membrane-bounded organelle chloroplast stroma chloroplast

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
A, B	IPR000836	Phosphoribosyltransferase domain	Domain
A, B	IPR035584	Amidophosphoribosyltransferase, N-terminal	Domain
A, B	IPR005854	Amidophosphoribosyltransferase	Family
A, B	IPR017932	Glutamine amidotransferase type 2 domain	Domain
A, B	IPR029057	Phosphoribosyltransferase-like	Homologous Superfamily

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.