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UniProt functional annotation for O58810 | ||
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| UniProt code: O58810. |
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| Organism: | |
Pyrococcus horikoshii (strain ATCC 700860 / DSM 12428 / JCM 9974 / NBRC 100139 / OT-3). |
| Taxonomy: | |
Archaea; Euryarchaeota; Thermococci; Thermococcales; Thermococcaceae; Pyrococcus. |
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| Function: | |
Uses electrons from reduced NADP, by way of rubredoxin and an oxidoreductase, to catalyze the reduction of superoxide to hydrogen peroxide. {ECO:0000250}. |
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| Catalytic activity: | |
Reaction=2 H(+) + reduced [rubredoxin] + superoxide = H2O2 + oxidized [rubredoxin]; Xref=Rhea:RHEA:21324, Rhea:RHEA-COMP:10302, Rhea:RHEA- COMP:10303, ChEBI:CHEBI:15378, ChEBI:CHEBI:16240, ChEBI:CHEBI:18421, ChEBI:CHEBI:29033, ChEBI:CHEBI:29034; EC=1.15.1.2; Evidence={ECO:0000250|UniProtKB:P82385}; |
| Cofactor: | |
Name=Fe cation; Xref=ChEBI:CHEBI:24875; Evidence={ECO:0000250}; |
| Subunit: | |
Homotetramer. {ECO:0000250}. |
| Similarity: | |
Belongs to the desulfoferrodoxin family. {ECO:0000305}. |
| Sequence caution: | |
Sequence=BAA30182.1; Type=Erroneous initiation; Evidence={ECO:0000305}; |
Annotations taken from UniProtKB at the EBI.