Detail Information for IndEnz0018001566
IED ID IndEnz0018001566
Enzyme Type ID peroxidase001566
Protein Name Peroxiredoxin
EC 1.11.1.24
Thioredoxin peroxidase
Thioredoxin-dependent peroxiredoxin
Gene Name Igni_0459
Organism Ignicoccus hospitalis (strain KIN4/I / DSM 18386 / JCM 14125)
Taxonomic Lineage cellular organisms Archaea TACK group Crenarchaeota Thermoprotei Desulfurococcales Desulfurococcaceae Ignicoccus Ignicoccus hospitalis Ignicoccus hospitalis (strain KIN4/I / DSM 18386 / JCM 14125)
Enzyme Sequence MPGQIPLIGEKLPEMVVHTDHGPKKLPDDYKGKWLVIFSHPADFTPVCTTEFVAFAKRYEDFKKLNTELLGLSVDNSFSHIKWKEWIKEKLNVEIPFPIIADPLGQVATKLGMLHPEGGVVTVRAVFIVDPEGKVRAILYYPLNVGRNIDEILRLLKALQVTDKLGRATPANWPCNEIVKDHVIVPPASTEQEAKERLQKYECFDWWFCHEKAPAEDVEEAKKFLERPAKELCK
Enzyme Length 234
Uniprot Accession Number A8A9P0
Absorption
Active Site ACT_SITE 48; /note=Cysteine sulfenic acid (-SOH) intermediate; /evidence=ECO:0000255|HAMAP-Rule:MF_00401
Activity Regulation
Binding Site BINDING 124; /note=Substrate; /evidence=ECO:0000255|HAMAP-Rule:MF_00401
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:0000255|HAMAP-Rule:MF_00401};
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:0000255|HAMAP-Rule:MF_00401}.
Temperature Dependency
PH Dependency
Pathway
nucleotide Binding
Features Active site (1); Binding site (1); Chain (1); Disulfide bond (3); Domain (1)
Keywords Antioxidant;Cytoplasm;Disulfide bond;Oxidoreductase;Peroxidase;Redox-active center;Reference proteome
Interact With
Induction
Subcellular Location SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00401}.
Modified Residue
Post Translational Modification
Signal Peptide
Structure 3D
Cross Reference PDB -
Mapped Pubmed ID -
Motif
Gene Encoded By
Mass 26,711
Kinetics
Metal Binding
Rhea ID RHEA:62620
Cross Reference Brenda