Detail Information for IndEnz0018001623
IED ID IndEnz0018001623
Enzyme Type ID peroxidase001623
Protein Name Thiol peroxidase
Tpx
EC 1.11.1.24
Peroxiredoxin tpx
Prx
Thioredoxin peroxidase
Thioredoxin-dependent peroxiredoxin
Gene Name tpx LA_0862
Organism Leptospira interrogans serogroup Icterohaemorrhagiae serovar Lai (strain 56601)
Taxonomic Lineage cellular organisms Bacteria Spirochaetes Spirochaetia Leptospirales Leptospiraceae Leptospira Leptospira interrogans Leptospira interrogans serovar Lai Leptospira interrogans serogroup Icterohaemorrhagiae serovar Lai (strain 56601)
Enzyme Sequence MTKVTLKGNPVQLEGKIPSPGDKAPDFKAIKQDLSEFSLKDYAGKVKILVAVPSLDTSVCALETKAFNEKAAGISGVTTLVISGDLPFAMGRFCSTEGINSPNLVTGSQYRDFSFSKAYGTHIADGPLKGLSARAVFVLDKSDTVRYVEIVPEITTEPNYTAAIAAANAAL
Enzyme Length 171
Uniprot Accession Number Q8F7T2
Absorption
Active Site ACT_SITE 60; /note=Cysteine sulfenic acid (-SOH) intermediate; /evidence=ECO:0000255|HAMAP-Rule:MF_00269
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:0000255|HAMAP-Rule:MF_00269};
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_00269}.
Temperature Dependency
PH Dependency
Pathway
nucleotide Binding
Features Active site (1); Chain (1); Disulfide bond (1); Domain (1)
Keywords Antioxidant;Disulfide bond;Oxidoreductase;Peroxidase;Redox-active center;Reference proteome
Interact With
Induction
Subcellular Location
Modified Residue
Post Translational Modification
Signal Peptide
Structure 3D
Cross Reference PDB -
Mapped Pubmed ID -
Motif
Gene Encoded By
Mass 18,061
Kinetics
Metal Binding
Rhea ID RHEA:62620
Cross Reference Brenda