Detail Information for IndEnz0018001490
IED ID IndEnz0018001490
Enzyme Type ID peroxidase001490
Protein Name Putative peroxiredoxin sll0755
EC 1.11.1.24
Thioredoxin reductase
Gene Name sll0755
Organism Synechocystis sp. (strain PCC 6803 / Kazusa)
Taxonomic Lineage cellular organisms Bacteria Terrabacteria group Cyanobacteria/Melainabacteria group Cyanobacteria Synechococcales Merismopediaceae Synechocystis unclassified Synechocystis Synechocystis sp. PCC 6803 Synechocystis sp. (strain PCC 6803 / Kazusa)
Enzyme Sequence MTEVLRVGQPAPDFTATAIVDQSFQTVKLSTYRGKYLVLFFYPLDFTFVCPTEIIAFSDRHSEFTALDTEVVGISVDSEFSHLAWIQTERKMGGIGNINYPLVSDLKKEISQAYNVLEPDAGIALRGLFIIDREGILQYATVNNLSFGRSVDETLRVLKAIRHVQSHPNEVCPVDWQEGDKTMIPDPEKAKTYFETVAEP
Enzyme Length 200
Uniprot Accession Number Q55624
Absorption
Active Site ACT_SITE 50; /note=Cysteine sulfenic acid (-SOH) intermediate; /evidence=ECO:0000250|UniProtKB:P0A251
Activity Regulation
Binding Site
Calcium Binding
catalytic Activity CATALYTIC ACTIVITY: Reaction=[thioredoxin]-dithiol + a hydroperoxide = [thioredoxin]-disulfide + an alcohol + H2O; Xref=Rhea:RHEA:62620, Rhea:RHEA-COMP:10698, Rhea:RHEA-COMP:10700, ChEBI:CHEBI:15377, ChEBI:CHEBI:29950, ChEBI:CHEBI:30879, ChEBI:CHEBI:35924, ChEBI:CHEBI:50058; EC=1.11.1.24; Evidence={ECO:0000250|UniProtKB:P0A251};
DNA Binding
EC Number 1.11.1.24
Enzyme Function FUNCTION: Thiol-specific peroxidase that catalyzes the reduction of hydrogen peroxide and organic hydroperoxides to water and alcohols, respectively. Plays a role in cell protection against oxidative stress by detoxifying peroxides. {ECO:0000250|UniProtKB:P0A251}.
Temperature Dependency
PH Dependency
Pathway
nucleotide Binding
Features Active site (1); Chain (1); Disulfide bond (2); Domain (1)
Keywords Antioxidant;Cytoplasm;Disulfide bond;Oxidoreductase;Peroxidase;Redox-active center;Reference proteome
Interact With
Induction
Subcellular Location SUBCELLULAR LOCATION: Cytoplasm {ECO:0000250|UniProtKB:P0AE08}.
Modified Residue
Post Translational Modification
Signal Peptide
Structure 3D
Cross Reference PDB -
Mapped Pubmed ID 19820102;
Motif
Gene Encoded By
Mass 22,510
Kinetics
Metal Binding
Rhea ID RHEA:62620
Cross Reference Brenda 1.11.1.24;