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UniProt functional annotation for P0AFL8 | ||
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| UniProt code: P0AFL8. |
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| Organism: | |
Escherichia coli O157:H7. |
| Taxonomy: | |
Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales; Enterobacteriaceae; Escherichia. |
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| Function: | |
Degradation of inorganic polyphosphates (polyP). Releases orthophosphate processively from the ends of the polyP chain. {ECO:0000250|UniProtKB:P0AFL6}. |
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| Catalytic activity: | |
Reaction=[phosphate](n) + H2O = [phosphate](n-1) + H(+) + phosphate; Xref=Rhea:RHEA:21528, Rhea:RHEA-COMP:9859, Rhea:RHEA-COMP:14279, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:16838, ChEBI:CHEBI:43474; EC=3.6.1.11; Evidence={ECO:0000250|UniProtKB:P0AFL6}; |
| Cofactor: | |
Name=Mg(2+); Xref=ChEBI:CHEBI:18420; Evidence={ECO:0000250|UniProtKB:P0AFL6}; |
| Subunit: | |
Homodimer. {ECO:0000269|PubMed:16678853}. |
| Subcellular location: | |
Cell membrane {ECO:0000250|UniProtKB:P0AFL6}; Peripheral membrane protein {ECO:0000250|UniProtKB:P0AFL6}. |
| Similarity: | |
Belongs to the GppA/Ppx family. {ECO:0000305}. |
Annotations taken from UniProtKB at the EBI.