3C90

The 1.25 A Resolution Structure of Phosphoribosyl-ATP Pyrophosphohydrolase from Mycobacterium tuberculosis, crystal form II

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 [auth X]	d3c90x_	All alpha proteins	all-alpha NTP pyrophosphatases	all-alpha NTP pyrophosphatases	HisE-like (PRA-PH)	Phosphoribosyl-ATP pyrophosphatase HisE	(Mycobacterium tuberculosis H37Rv ) [TaxId: 83332 ],	SCOPe (2.08)
B [auth A]	d3c90a_	All alpha proteins	all-alpha NTP pyrophosphatases	all-alpha NTP pyrophosphatases	HisE-like (PRA-PH)	Phosphoribosyl-ATP pyrophosphatase HisE	(Mycobacterium tuberculosis H37Rv ) [TaxId: 83332 ],	SCOPe (2.08)
C [auth B]	d3c90b_	All alpha proteins	all-alpha NTP pyrophosphatases	all-alpha NTP pyrophosphatases	HisE-like (PRA-PH)	Phosphoribosyl-ATP pyrophosphatase HisE	(Mycobacterium tuberculosis H37Rv ) [TaxId: 83332 ],	SCOPe (2.08)
D [auth C]	d3c90c_	All alpha proteins	all-alpha NTP pyrophosphatases	all-alpha NTP pyrophosphatases	HisE-like (PRA-PH)	Phosphoribosyl-ATP pyrophosphatase HisE	(Mycobacterium tuberculosis H37Rv ) [TaxId: 83332 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A [auth X]	SCOP2B Superfamily	all-alpha NTP pyrophosphatases	8034142	3001174	SCOP2B (2022-06-29)
B [auth A]	SCOP2B Superfamily	all-alpha NTP pyrophosphatases	8034142	3001174	SCOP2B (2022-06-29)
C [auth B]	SCOP2B Superfamily	all-alpha NTP pyrophosphatases	8034142	3001174	SCOP2B (2022-06-29)
D [auth C]	SCOP2B Superfamily	all-alpha NTP pyrophosphatases	8034142	3001174	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 [auth X]	PF01503	e3c90X1	A: alpha bundles	X: all-alpha NTP pyrophosphatases (From Homology)	H: all-alpha NTP pyrophosphatases	T: MazG-related	F: PF01503	ECOD (1.6)
B [auth A]	PF01503	e3c90A1	A: alpha bundles	X: all-alpha NTP pyrophosphatases (From Homology)	H: all-alpha NTP pyrophosphatases	T: MazG-related	F: PF01503	ECOD (1.6)
C [auth B]	PF01503	e3c90B1	A: alpha bundles	X: all-alpha NTP pyrophosphatases (From Homology)	H: all-alpha NTP pyrophosphatases	T: MazG-related	F: PF01503	ECOD (1.6)
D [auth C]	PF01503	e3c90C1	A: alpha bundles	X: all-alpha NTP pyrophosphatases (From Homology)	H: all-alpha NTP pyrophosphatases	T: MazG-related	F: PF01503	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A [auth X]	1.10.287.1080	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	MazG-like	CATH (4.3.0)
B [auth A]	1.10.287.1080	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	MazG-like	CATH (4.3.0)
C [auth B]	1.10.287.1080	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	MazG-like	CATH (4.3.0)
D [auth C]	1.10.287.1080	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	MazG-like	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth X], B [auth A], C [auth B], D [auth C]	PF01503	Phosphoribosyl-ATP pyrophosphohydrolase (PRA-PH)	Phosphoribosyl-ATP pyrophosphohydrolase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth X], B [auth A], C [auth B], D [auth C]	Phosphoribosyl-ATP pyrophosphatase	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding organic cyclic compound binding anion binding cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding pyrophosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity phosphoribosyl-ATP diphosphatase activity	organonitrogen compound metabolic process small molecule biosynthetic process oxoacid metabolic process cellular biosynthetic process cellular metabolic process organonitrogen compound biosynthetic process carboxylic acid metabolic process organic acid biosynthetic process organic acid metabolic process carboxylic acid biosynthetic process organic substance metabolic process biosynthetic process organic substance biosynthetic process small molecule metabolic process organonitrogen compound metabolic process small molecule biosynthetic process oxoacid metabolic process cellular biosynthetic process cellular metabolic process organonitrogen compound biosynthetic process carboxylic acid metabolic process organic acid biosynthetic process organic acid metabolic process carboxylic acid biosynthetic process organic substance metabolic process biosynthetic process organic substance biosynthetic process small molecule metabolic process metabolic process cellular process histidine metabolic process histidine biosynthetic process biological process involved in interspecies interaction between organisms response to stimulus response to host iron concentration response to other organism response to external stimulus response to host response to external biotic stimulus response to biotic stimulus biological process involved in interaction with host biological process involved in symbiotic interaction	cell periphery external encapsulating structure cell wall cellular anatomical entity peptidoglycan-based cell wall intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth X], B [auth A], C [auth B], D [auth C]	IPR021130	Phosphoribosyl-ATP pyrophosphohydrolase-like	Family
A [auth X], B [auth A], C [auth B], D [auth C]	IPR008179	Phosphoribosyl-ATP pyrophosphohydrolase	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 R01GM133198.