A0A4P6PGN8 · A0A4P6PGN8_9BACT
- ProteinPolyphosphate kinase
- Geneppk1
- StatusUniProtKB unreviewed (TrEMBL)
- Organism
- Amino acids701 (go to sequence)
- Protein existenceInferred from homology
- Annotation score3/5
Function
function
Catalyzes the reversible transfer of the terminal phosphate of ATP to form a long-chain polyphosphate (polyP).
Catalytic activity
- [phosphate](n) + ATP = [phosphate](n+1) + ADP
Cofactor
Features
Showing features for binding site, active site.
Type | ID | Position(s) | Description | |||
---|---|---|---|---|---|---|
Binding site | 48 | ATP (UniProtKB | ChEBI) | ||||
Sequence: N | ||||||
Binding site | 375 | Mg2+ (UniProtKB | ChEBI) | ||||
Sequence: R | ||||||
Binding site | 405 | Mg2+ (UniProtKB | ChEBI) | ||||
Sequence: R | ||||||
Active site | 435 | Phosphohistidine intermediate | ||||
Sequence: H | ||||||
Binding site | 468 | ATP (UniProtKB | ChEBI) | ||||
Sequence: Y | ||||||
Binding site | 564 | ATP (UniProtKB | ChEBI) | ||||
Sequence: R | ||||||
Binding site | 587 | ATP (UniProtKB | ChEBI) | ||||
Sequence: H |
GO annotations
all annotations | all molecular function | virus receptor activity | dna binding | rna binding | cytoskeletal motor activity | catalytic activity | gtpase activity | structural molecule activity | transporter activity | cytoskeletal protein binding | lipid binding | cyclase activity | antioxidant activity | oxidoreductase activity | transferase activity | hydrolase activity | lyase activity | isomerase activity | ligase activity | protein tag activity | cargo receptor activity | histone binding | protein folding chaperone | translation regulator activity | nutrient reservoir activity | receptor ligand activity | molecular transducer activity | molecular adaptor activity | toxin activity | cell adhesion mediator activity | molecular function regulator activity | virus coreceptor activity | catalytic activity, acting on a protein | catalytic activity, acting on dna | catalytic activity, acting on rna | molecular carrier activity | transcription regulator activity | general transcription initiation factor activity | molecular sensor activity | molecular sequestering activity | atp-dependent activity | other molecular function | all biological process | mitotic cell cycle | cytokinesis | cytoplasmic translation | immune system process | muscle system process | circulatory system process | renal system process | respiratory system process | carbohydrate metabolic process | generation of precursor metabolites and energy | dna replication | dna repair | dna recombination | chromatin organization | dna-templated transcription | regulation of dna-templated transcription | trna metabolic process | protein folding | protein glycosylation | amino acid metabolic process | modified amino acid metabolic process | lipid metabolic process | vitamin metabolic process | sulfur compound metabolic process | intracellular protein transport | nucleocytoplasmic transport | autophagy | inflammatory response | mitochondrion organization | cytoskeleton organization | microtubule-based movement | peroxisome organization | lysosome organization | chromosome segregation | cell adhesion | establishment or maintenance of cell polarity | programmed cell death | photosynthesis | mrna metabolic process | snrna metabolic process | vesicle-mediated transport | reproductive process | digestive system process | signaling | cell differentiation | protein catabolic process | extracellular matrix organization | regulatory ncrna-mediated gene silencing | telomere organization | cell junction organization | wound healing | ribosome biogenesis | cilium organization | anatomical structure development | cell motility | nervous system process | endocrine process | protein maturation | transmembrane transport | nucleobase-containing small molecule metabolic process | hepaticobiliary system process | membrane organization | protein-containing complex assembly | cell wall organization or biogenesis | nitrogen cycle metabolic process | protein localization to plasma membrane | defense response to other organism | detoxification | meiotic nuclear division | mitotic nuclear division | mitochondrial gene expression | carbohydrate derivative metabolic process | other biological process | all cellular component | nuclear chromosome | extracellular region | extracellular space | cell wall | nucleus | nuclear envelope | nucleoplasm | chromosome | nucleolus | mitochondrion | lysosome | endosome | vacuole | peroxisome | endoplasmic reticulum | golgi apparatus | lipid droplet | microtubule organizing center | cytosol | ribosome | cytoskeleton | plasma membrane | cilium | plastid | thylakoid | external encapsulating structure | extracellular matrix | cytoplasmic vesicle | organelle | other cellular component | |||
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Aspect | Term | |
---|---|---|
Cellular Component | polyphosphate kinase complex | |
Molecular Function | ATP binding | |
Molecular Function | metal ion binding | |
Molecular Function | polyphosphate kinase activity | |
Biological Process | polyphosphate biosynthetic process |
Keywords
- Molecular function
- Ligand
Enzyme and pathway databases
Names & Taxonomy
Protein names
- Recommended namePolyphosphate kinase
- EC number
- Alternative names
Gene names
Organism names
- Organism
- Strain
- Taxonomic lineageBacteria > Verrucomicrobiota
Accessions
- Primary accessionA0A4P6PGN8
Proteomes
Subcellular Location
UniProt Annotation
GO Annotation
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
- PTM
Structure
Family & Domains
Features
Showing features for domain.
Type | ID | Position(s) | Description | |||
---|---|---|---|---|---|---|
Domain | 10-114 | Polyphosphate kinase N-terminal | ||||
Sequence: YFNRELSWLEFNQRVLEQAKDPGSPVLERLKFLAITASNLDEFFMVRVGGLSMARKAGLRKKDPAGMTPLAQLKEIYPRSRKMMGELHRCFNDAVSPALQEGGIR | ||||||
Domain | 124-304 | Polyphosphate kinase middle | ||||
Sequence: EQDTFLFELFKEELFPVITPVALRDGQSVPMIQNLALNVLVRMQRRGSRDRKNLYAVMSLDRVGSRMVQLPSDEGYVYVLREEVVKKYAADWFPGYDIRESAVFRITRNADFAVAENEAPDLMRGMEDVLEERKTGDCIRLEVESSVSKGLLNFLSTSLQVAAEATFPVDGVLNMKDFMSL | ||||||
Domain | 335-496 | Polyphosphate kinase C-terminal | ||||
Sequence: QIAKKDLLFYHPYETFDPVVRFIEEAAIDPDTMAIKMVLYRTSSDSAIIAALKRAAEHGVNVTVLMELKARFDEAQNISWSRTLEQCGVQVIYGVKGYKTHAKICMVVRREPAGVVRYCHFGTGNYNESTARLYSDISYMTCNPDLGNDASGFFNALCGYAQ | ||||||
Domain | 505-669 | Polyphosphate kinase C-terminal | ||||
Sequence: MAPISMRDKLLELIDFEIERAKKGKKALVNAKVNSLVDVTLSEKLYEAANAGVKISLNIRGICCLKPIPNITVTSIIDRYLEHARIIHFHHGGKPRVYISSADWMPRNLDKRLELMVPVEDPDCRDRLIRILDIHRSDNQSAWELKPSGIYERVIKRGAKKIRSQ |
Sequence similarities
Belongs to the polyphosphate kinase 1 (PPK1) family.
Phylogenomic databases
Family and domain databases
Sequence
- Sequence statusComplete
- Length701
- Mass (Da)79,331
- Last updated2019-07-31 v1
- ChecksumB9CA9AF9BD41B8EE
Keywords
- Technical term
Sequence databases
Nucleotide Sequence | Protein Sequence | Molecule Type | Status | |
---|---|---|---|---|
CP036201 EMBL· GenBank· DDBJ | QBG47066.1 EMBL· GenBank· DDBJ | Genomic DNA |