Q24YT0 · Q24YT0_DESHY

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.

1715100200300400500600700
Type
IDPosition(s)Description
Binding site50ATP (UniProtKB | ChEBI)
Binding site374Mg2+ (UniProtKB | ChEBI)
Binding site404Mg2+ (UniProtKB | ChEBI)
Active site434Phosphohistidine intermediate
Binding site467ATP (UniProtKB | ChEBI)
Binding site563ATP (UniProtKB | ChEBI)
Binding site591ATP (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
    • Ordered locus names
      DSY1023

Organism names

Accessions

  • Primary accession
    Q24YT0

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 domain.

TypeIDPosition(s)Description
Domain12-118Polyphosphate kinase N-terminal
Domain127-303Polyphosphate kinase middle
Domain330-495Polyphosphate kinase C-terminal
Domain504-673Polyphosphate kinase C-terminal

Sequence similarities

Belongs to the polyphosphate kinase 1 (PPK1) family.

Phylogenomic databases

Family and domain databases

Sequence

  • Sequence status
    Complete
  • Length
    715
  • Mass (Da)
    81,106
  • Last updated
    2006-04-18 v1
  • Checksum
    EBD728443D2BF822
MMKTIYDTTGNFINRELSWLEFNQRVLEGALDAANPLFERLNFLAIVSSNLDEFFAVRVASLGDQILAGLEKRDPSGLLPQECMAQIVERAHGIVEGQYRCYRNSLLKKLRKENINIVNPKSLTKDQKKFVKDYYLHKVFPVLTPLVVDQGRPFPLLRSRELYIALLIKGVETHLFATVQVPKVLPRFVEVPSATKDREFIMLEDLITLKLPDLFQGHKLAAAGFFRITRNADLDFDEEGAEDLLEAIELSIRQRKWGSVIRLEVGKGFHKDLLAILKEELEITEDKIYEVRGPIDLTFLSDFIKLKGCEHLRYLPFQPQDVPELIREKDIFKAIQEQDILLHHPYQSFQPVVELVKTAARDPQVLAIKQTLYRVSGNSPIIAALAQAAELGKQVTVLVELKARFDEEKNIHWAKHLEEAGCHVIYGLVGLKTHCKVLLIVRREEDGIKRYVHMSTGNYNDVTAKIYTDIGLMTVNPQFGADASALFNMLSGLSQPVNLNKFTLAPAGMREKFLQLIEDEAHNAQKGMKAVIVVKVNSLLDKQIILALYRASSQGVEIKLIVRGVCCLRPGLPGVSETIAVRSIVGRFLEHSRIFYFYHGGEELVYLSSADWMPRNLDRRVELLFPVENPDAKEEVKAILDIAWQDTVKARILNAKGIYKKVDKRRKKSVKSQDALCERAVAQSTREKARLQERLEGSFHPVTAGAEMQGFTGMK

Keywords

Sequence databases

Nucleotide SequenceProtein SequenceMolecule TypeStatus
AP008230
EMBL· GenBank· DDBJ
BAE82812.1
EMBL· GenBank· DDBJ
Genomic DNA

Genome annotation databases

Similar Proteins

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