K8YBC6 · K8YBC6_9LEPT

Function

function

Catalyzes the reversible transfer of the terminal phosphate of ATP to form a long-chain polyphosphate (polyP).

Catalytic activity

Cofactor

Mg2+ (UniProtKB | Rhea| CHEBI:18420 )

Features

Showing features for binding site, active site.

1710100200300400500600700
Type
IDPosition(s)Description
Binding site71ATP (UniProtKB | ChEBI)
Binding site402Mg2+ (UniProtKB | ChEBI)
Binding site432Mg2+ (UniProtKB | ChEBI)
Active site462Phosphohistidine intermediate
Binding site495ATP (UniProtKB | ChEBI)
Binding site591ATP (UniProtKB | ChEBI)
Binding site619ATP (UniProtKB | ChEBI)

GO annotations

AspectTerm
Cellular Componentpolyphosphate kinase complex
Molecular FunctionATP binding
Molecular Functionmetal ion binding
Molecular Functionpolyphosphate kinase activity
Biological Processphosphorylation
Biological Processpolyphosphate biosynthetic process

Keywords

Enzyme and pathway databases

Names & Taxonomy

Protein names

  • Recommended name
    Polyphosphate kinase
  • EC number
  • Alternative names
    • ATP-polyphosphate phosphotransferase
    • Polyphosphoric acid kinase

Gene names

    • Name
      ppk
    • ORF names
      LSS_05363

Organism names

Accessions

  • Primary accession
    K8YBC6

Proteomes

Subcellular Location

PTM/Processing

Post-translational modification

An intermediate of this reaction is the autophosphorylated ppk in which a phosphate is covalently linked to a histidine residue through a N-P bond.

Keywords

Interaction

Protein-protein interaction databases

Family & Domains

Features

Showing features for region, domain.

Type
IDPosition(s)Description
Region1-26Disordered
Domain33-137Polyphosphate kinase N-terminal
Domain150-329Polyphosphate kinase middle
Domain358-523Polyphosphate kinase C-terminal
Domain530-702Polyphosphate kinase C-terminal

Sequence similarities

Belongs to the polyphosphate kinase 1 (PPK1) family.

Family and domain databases

Sequence

  • Sequence status
    Complete
  • Length
    710
  • Mass (Da)
    81,689
  • Last updated
    2013-02-06 v1
  • Checksum
    714195667B28B05D
MSKPKVQGQTPMTATQDDSSKQPEIHLNNPNIFFDRELSWIDFNRRVLEEAKDPENPLLERLKFLSITETNLDEFYMVRVAGLRNLVKEGNDERSLNGDSASEILSDLSDKVRAFVREEYETFSKTLEELKTAGIHLILNPEELTINEIKQIQNYYKEDVSPILTPLAIDTAHPFPHILNKSLNLAMVLSTEDEKTGGKKDLFAVVQVPSVLPRFLQLKGKGEERRFFPLEEIIKLHVDDLFYGMTVKEIYPFRIIRDADISIDEEKSVKDLLITMKDELRNRIWGDAVRMDIHQGTSPFIKNTLRELLELQDHEVFDVASILNINDAMFFYGLDHTSKLKYPFFQQKTTLKFDTPEKIFEAIKKKDRLLHHPYQSFSAIEDLLRISSEDPKVLGIKMTLYRTSGDSPIIQYLGEAAENGKQVTVLVELKARFDEERNIKWAQKLEARGVHVVYGLVGLKIHCKMLLIVRKEDDHMVRYVHLGTGNYNSTTSKYYTDLSFFTVSKQITEDVATIFNTITSYAKMPTLNLLSASPHNLKSTFITMIDQERENALAGKPARIIFKMNSLVDPHIILSLYKASQAGVKIDLIIRGICCLKPGLKGISENVTVLSIVGRFLEHTRIYYFHSNGSESVFLASADCMPRNFERRIEVLFPIVESKNKDRIKKILDVQLRDNVKARFLHPDGHYIKRILEKDEKPVDSQIERMIFAE

Sequence databases

Nucleotide SequenceProtein SequenceMolecule TypeStatus
CP006694
EMBL· GenBank· DDBJ
EKT87767.1
EMBL· GenBank· DDBJ
Genomic DNA

Genome annotation databases

Similar Proteins

Disclaimer

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