Annotations: 3RHF

Crystal structure of Polyphosphate Kinase 2 from Arthrobacter aurescens TC1

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
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)
D	SCOP2B Superfamily	P-loop nucleotide/nucleoside kinase-like	8090022	3002021	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	P-loop nucleotide/nucleoside kinase-like	8090022	3002021	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	P-loop nucleotide/nucleoside kinase-like	8090022	3002021	SCOP2B (2022-06-29)
A	SCOP2 Family	PPK2-like	8045297	4004395	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	P-loop nucleotide/nucleoside kinase-like	8090022	3002021	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	Uso1_p115_head,Arm_vescicular	e3rhfD1	A: alpha arrays	X: Glycosyl hydrolase domain-like	H: alpha/alpha toroid	T: alpha/alpha toroid	F: Uso1_p115_head,Arm_vescicular	ECOD (v295.2)
C	Uso1_p115_head,Arm_vescicular	e3rhfC1	A: alpha arrays	X: Glycosyl hydrolase domain-like	H: alpha/alpha toroid	T: alpha/alpha toroid	F: Uso1_p115_head,Arm_vescicular	ECOD (v295.2)
B	Uso1_p115_head,Arm_vescicular	e3rhfB1	A: alpha arrays	X: Glycosyl hydrolase domain-like	H: alpha/alpha toroid	T: alpha/alpha toroid	F: Uso1_p115_head,Arm_vescicular	ECOD (v295.2)
A		e3rhfA2	A: alpha arrays	X: DEATH domain	H: PH domain-like	T: PH domain-like	F:	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	3.40.50.300	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	P-loop containing nucleotide triphosphate hydrolases	CATH (4.3.0)
C	3.40.50.300	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	P-loop containing nucleotide triphosphate hydrolases	CATH (4.3.0)
B	3.40.50.300	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	P-loop containing nucleotide triphosphate hydrolases	CATH (4.3.0)
A	3.40.50.300	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	P-loop containing nucleotide triphosphate hydrolases	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Putative polyphosphate kinase 2 family protein	kinase activity transferase activity polyphosphate kinase activity catalytic activity phosphotransferase activity, phosphate group as acceptor transferase activity, transferring phosphorus-containing groups	oxoacid metabolic process metabolic process cellular process small molecule metabolic process phosphorus metabolic process polyphosphate metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR022300	Polyphosphate:nucleotide phosphotransferase, PPK2	Family
A, B, C, D	IPR022488	Polyphosphate kinase-2-related	Domain
A, B, C, D	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A, B, C, D	IPR016898	Polyphosphate phosphotransferase	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.