Annotations: 5LD1

Crystal Structure of Polyphosphate Kinase from Meiothermus ruber bound to ATP

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	8090028	3002021	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	P-loop nucleotide/nucleoside kinase-like	8090028	3002021	SCOP2B (2022-06-29)
B	SCOP2 Family	PPK2-like	8059582	4004395	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	P-loop nucleotide/nucleoside kinase-like	8090027	3002021	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	P-loop nucleotide/nucleoside kinase-like	8090028	3002021	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	P-loop nucleotide/nucleoside kinase-like	8090028	3002021	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)
D		e5ld1D1	A: alpha arrays	X: Four-helical up-and-down bundle	H: Immunoglobulin-related	T: Common fold of diphtheria toxin/transcription factors/cytochrome f	F:	ECOD (v295.2)
C		e5ld1C1	A: alpha arrays	X: Four-helical up-and-down bundle	H: Immunoglobulin-related	T: Common fold of diphtheria toxin/transcription factors/cytochrome f	F:	ECOD (v295.2)
B		e5ld1B1	A: alpha arrays	X: Four-helical up-and-down bundle	H: Immunoglobulin-related	T: Common fold of diphtheria toxin/transcription factors/cytochrome f	F:	ECOD (v295.2)
A		e5ld1A1	A: alpha arrays	X: Four-helical up-and-down bundle	H: Immunoglobulin-related	T: Common fold of diphtheria toxin/transcription factors/cytochrome f	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	Polyphosphate:AMP phosphotransferase	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