A0A3A9NHE7 · A0A3A9NHE7_MORCA

Function

function

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

Caution

The sequence shown here is derived from an EMBL/GenBank/DDBJ whole genome shotgun (WGS) entry which is preliminary data.

Catalytic activity

Cofactor

Mg2+ (UniProtKB | Rhea| CHEBI:18420 )

Features

Showing features for binding site, active site.

Type
IDPosition(s)Description
Binding site76ATP (UniProtKB | ChEBI)
Binding site407Mg2+ (UniProtKB | ChEBI)
Binding site437Mg2+ (UniProtKB | ChEBI)
Active site467Phosphohistidine intermediate
Binding site500ATP (UniProtKB | ChEBI)
Binding site596ATP (UniProtKB | ChEBI)
Binding site624ATP (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
      ppk1
    • Synonyms
      ppk
    • ORF names
      D6D77_03485

Organism names

Accessions

  • Primary accession
    A0A3A9NHE7

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

Family & Domains

Features

Showing features for domain.

TypeIDPosition(s)Description
Domain38-143Polyphosphate kinase N-terminal
Domain152-332Polyphosphate kinase middle
Domain363-527Polyphosphate kinase C-terminal
Domain537-696Polyphosphate 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)
    80,779
  • Last updated
    2018-12-05 v1
  • Checksum
    2BF70EABBFD36DC1
MINTMNDVNQANHADHTNPMTQIDHLFDEKGAFTPKCYINRDLSALRFQLRVLAQAANPNHPLLERMFFLTIFSSNLDEFFEIRVAGLLQKMKQGDQVSSLDGRKPSEILQIISDIAHGAVTQQYQILNDEILPELAKHEIRYLRRDELNAKQRAWLKDYFVSQVKPVLTPISIDPAHPFPRLVNKSLNFIISLEGKDAFGRDINRAIVPAPRSLPRVIRLPDEITDGKEHHVMLSAVIHEHINELFLGMKVTGCYQFRLTRNADLALADDVDDIAKALEGELDNRRFGHEVRLEVTTNCPQDICDFLLDEFELDKSQLYRVNGPVNLTRLLTSFDRPELKFKPFTPAMPKAFRDMDMSSAGSMFAAISRQDVLVHHPFHTFNPVINLLWQAASDPNVLAIKQTIYRSGVNSEIVQALAAAARSGKEVTAVIELRARFDEASNIAVANMLQEAGAVVVYGIVGYKTHAKMMLIVRRENGKIRRYVHLGTGNYHAGNAKAYTDYGLFTANAEVTEDVAGVFQQLTGMGRPLPSKQILHAPFTLHDTLMRLIDHEIAHVKAGKKGRIIMKFNALTERKIINKLYEASIAGVQIDLIVRSICCLRPQVAGLSENIRVRSIVGRFLEHTRVYYFANGGEERLYCSSADLMDRNLLHRVEVAFPILDKKIFKKIYEDGLMNYLKDDVQAWELLGDGKWQPLLASGGTHDAQKTLLEKITL

Sequence databases

Nucleotide SequenceProtein SequenceMolecule TypeStatus
QZGP01000003
EMBL· GenBank· DDBJ
RKL89374.1
EMBL· GenBank· DDBJ
Genomic DNA

Similar Proteins

Disclaimer

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