Detail Information for IndEnz0018000517
IED ID IndEnz0018000517
Enzyme Type ID peroxidase000517
Protein Name Catalase
EC 1.11.1.6
Gene Name
Organism Helianthus annuus (Common sunflower)
Taxonomic Lineage cellular organisms Eukaryota Viridiplantae Streptophyta Streptophytina Embryophyta Tracheophyta Euphyllophyta Spermatophyta Magnoliopsida Mesangiospermae eudicotyledons Gunneridae Pentapetalae asterids campanulids Asterales Asteraceae Asteroideae Heliantheae alliance Heliantheae Helianthus Helianthus annuus (Common sunflower)
Enzyme Sequence MDPYKYRSSSAYNAPFWTTNSGAPVYNNNNSLTVGSRGPILLEDYHLVEKLANFDRERIPERVVHARGASAKGFFEVTHDITALTCADFLRAPGVQTPVIVRFSTVIHERGSPETLRDPRGFAVKFYTREGNFDLVGNNFPVFFIRDGMKFPDMVHSLKPNPKSHIQEDWRIMDFFSHHPESLHMFTFLLDDIGVPQDYRHMDGSGVNTYTLINKAGKAYYVKFHWKPTCGVKSLLEEEAIKIGGANHSHATQDLYDSIAAGNYPEWKLFIQTIDPDHEDRLDFDPLDVTKTWPEDIFPLQPVGRLVLNKNIDNFFAENEQLAFCPAIIVPGIYYSDDKLLQTRIFSYSDTQRHRLGPNYLQLPANAPKCAHHNNHYDGFMNFMHRDEEIDYFPSRYDPARHAEQYPIPPVRLSGKRDKCVIEKENNFKQPGERYRSFSPDRQERFINRVVGGLSDPRVTHEVRSIWVSYWSQADKSLGQKIASRLNVKPNY
Enzyme Length 492
Uniprot Accession Number P45739
Absorption
Active Site ACT_SITE 65; /evidence=ECO:0000255|PROSITE-ProRule:PRU10013; ACT_SITE 138; /evidence=ECO:0000255|PROSITE-ProRule:PRU10013
Activity Regulation
Binding Site
Calcium Binding
catalytic Activity 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};
DNA Binding
EC Number 1.11.1.6
Enzyme Function FUNCTION: Occurs in almost all aerobically respiring organisms and serves to protect cells from the toxic effects of hydrogen peroxide.
Temperature Dependency
PH Dependency
Pathway
nucleotide Binding
Features Active site (2); Chain (1); Metal binding (1)
Keywords Heme;Hydrogen peroxide;Iron;Metal-binding;Oxidoreductase;Peroxidase;Peroxisome
Interact With
Induction
Subcellular Location SUBCELLULAR LOCATION: Peroxisome {ECO:0000250}.
Modified Residue
Post Translational Modification
Signal Peptide
Structure 3D
Cross Reference PDB -
Mapped Pubmed ID -
Motif
Gene Encoded By
Mass 56,755
Kinetics
Metal Binding METAL 348; /note=Iron (heme axial ligand); /evidence=ECO:0000250
Rhea ID RHEA:20309
Cross Reference Brenda