Annotations: 3EMJ

2.2 A crystal structure of inorganic pyrophosphatase from rickettsia prowazekii (p21 form)

External Resource: Annotation

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: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Inorganic pyrophosphatase	8066139	3000589	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Inorganic pyrophosphatase	8066139	3000589	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Inorganic pyrophosphatase	8066139	3000589	SCOP2B (2022-06-29)
F	SCOP2 Family	Inorganic pyrophosphatase	8066138	4001947	SCOP2 (2022-06-29)
F	SCOP2 Superfamily	Inorganic pyrophosphatase	8066139	3000589	SCOP2 (2022-06-29)
H	SCOP2B Superfamily	Inorganic pyrophosphatase	8066139	3000589	SCOP2B (2022-06-29)
I	SCOP2B Superfamily	Inorganic pyrophosphatase	8066139	3000589	SCOP2B (2022-06-29)
J	SCOP2B Superfamily	Inorganic pyrophosphatase	8066139	3000589	SCOP2B (2022-06-29)
K	SCOP2B Superfamily	Inorganic pyrophosphatase	8066139	3000589	SCOP2B (2022-06-29)
L	SCOP2B Superfamily	Inorganic pyrophosphatase	8066139	3000589	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	Inorganic pyrophosphatase	8066139	3000589	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	Inorganic pyrophosphatase	8066139	3000589	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Inorganic pyrophosphatase	8066139	3000589	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)
B	zf-CCCH_4	e3emjB1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: zf-CCCH_4	ECOD (v295.2)
C	zf-CCCH_4	e3emjC1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: zf-CCCH_4	ECOD (v295.2)
D	zf-CCCH_4	e3emjD1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: zf-CCCH_4	ECOD (v295.2)
F	zf-CCCH_4	e3emjF1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: zf-CCCH_4	ECOD (v295.2)
H	zf-CCCH_4	e3emjH1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: zf-CCCH_4	ECOD (v295.2)
I	zf-CCCH_4	e3emjI1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: zf-CCCH_4	ECOD (v295.2)
J	zf-CCCH_4	e3emjJ1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: zf-CCCH_4	ECOD (v295.2)
K	zf-CCCH_4	e3emjK1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: zf-CCCH_4	ECOD (v295.2)
L	zf-CCCH_4	e3emjL1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: zf-CCCH_4	ECOD (v295.2)
G	zf-CCCH_4	e3emjG1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: zf-CCCH_4	ECOD (v295.2)
E	zf-CCCH_4	e3emjE1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: zf-CCCH_4	ECOD (v295.2)
A	zf-CCCH_4	e3emjA1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: zf-CCCH_4	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.90.80.10	Alpha Beta	Alpha-Beta Complex	Inorganic Pyrophosphatase	Inorganic pyrophosphatase	CATH (4.3.0)
C	3.90.80.10	Alpha Beta	Alpha-Beta Complex	Inorganic Pyrophosphatase	Inorganic pyrophosphatase	CATH (4.3.0)
D	3.90.80.10	Alpha Beta	Alpha-Beta Complex	Inorganic Pyrophosphatase	Inorganic pyrophosphatase	CATH (4.3.0)
F	3.90.80.10	Alpha Beta	Alpha-Beta Complex	Inorganic Pyrophosphatase	Inorganic pyrophosphatase	CATH (4.3.0)
H	3.90.80.10	Alpha Beta	Alpha-Beta Complex	Inorganic Pyrophosphatase	Inorganic pyrophosphatase	CATH (4.3.0)
I	3.90.80.10	Alpha Beta	Alpha-Beta Complex	Inorganic Pyrophosphatase	Inorganic pyrophosphatase	CATH (4.3.0)
J	3.90.80.10	Alpha Beta	Alpha-Beta Complex	Inorganic Pyrophosphatase	Inorganic pyrophosphatase	CATH (4.3.0)
K	3.90.80.10	Alpha Beta	Alpha-Beta Complex	Inorganic Pyrophosphatase	Inorganic pyrophosphatase	CATH (4.3.0)
L	3.90.80.10	Alpha Beta	Alpha-Beta Complex	Inorganic Pyrophosphatase	Inorganic pyrophosphatase	CATH (4.3.0)
G	3.90.80.10	Alpha Beta	Alpha-Beta Complex	Inorganic Pyrophosphatase	Inorganic pyrophosphatase	CATH (4.3.0)
E	3.90.80.10	Alpha Beta	Alpha-Beta Complex	Inorganic Pyrophosphatase	Inorganic pyrophosphatase	CATH (4.3.0)
A	3.90.80.10	Alpha Beta	Alpha-Beta Complex	Inorganic Pyrophosphatase	Inorganic pyrophosphatase	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, G, H, I, J, K, L	PF00719	Inorganic pyrophosphatase (Pyrophosphatase)	Inorganic pyrophosphatase		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, G, H, I, J, K, L	Inorganic pyrophosphatase	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding pyrophosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity inorganic diphosphate phosphatase activity hydrolase activity, acting on acid anhydrides catalytic activity	phosphate-containing compound metabolic process metabolic process cellular process	cellular anatomical structure intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR036649	Inorganic pyrophosphatase superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR008162	Inorganic pyrophosphatase	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.