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UniProt functional annotation for P21179 | ||
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| UniProt code: P21179. |
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| Organism: | |
Escherichia coli (strain K12). |
| Taxonomy: | |
Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales; Enterobacteriaceae; Escherichia. |
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| Function: | |
Decomposes hydrogen peroxide into water and oxygen; serves to protect cells from the toxic effects of hydrogen peroxide. |
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| Catalytic activity: | |
Reaction=2 H2O2 = 2 H2O + O2; Xref=Rhea:RHEA:20309, ChEBI:CHEBI:15377, ChEBI:CHEBI:15379, ChEBI:CHEBI:16240; EC=1.11.1.6; Evidence={ECO:0000255|PROSITE-ProRule:PRU10013}; |
| Cofactor: | |
Name=heme; Xref=ChEBI:CHEBI:30413; |
| Subunit: | |
Homotetramer. |
| Subcellular location: | |
Cytoplasm {ECO:0000305}. |
| Induction: | |
By entry into stationary phase. |
| Similarity: | |
Belongs to the catalase family. HPII subfamily. {ECO:0000305}. |
Annotations taken from UniProtKB at the EBI.