| IED ID | IndEnz0007000433 |
| Enzyme Type ID | catalase000433 |
| Protein Name |
Catalase isozyme B CAT-B EC 1.11.1.6 |
| Gene Name | CATB OsI_023657 |
| Organism | Oryza sativa subsp. indica (Rice) |
| Taxonomic Lineage | cellular organisms Eukaryota Viridiplantae Streptophyta Streptophytina Embryophyta Tracheophyta Euphyllophyta Spermatophyta Magnoliopsida Mesangiospermae Liliopsida Petrosaviidae commelinids Poales Poaceae BOP clade Oryzoideae Oryzeae Oryzinae Oryza Oryza sativa (Rice) Oryza sativa subsp. indica (Rice) |
| Enzyme Sequence | MDPYKHRPSSGSNSTFWTTNSGAPVWNNNSALTVGERGPILLEDYHLIEKLAQFDRERIPERVVHARGASAKGFFEVTHDISHLTCADFLRAPGVQTPVIVRFSTVVHERGSPETLRDPRGFAVKFYTREGNFDLVGNNMPVFFIRDGMKFPDMVHAFKPSPKTNMQENWRIVDFFSHHPESLHMFSFLFDDVGIPLNYRHMEGFGVNTYTLINKDGKPHLVKFHWKPTCGVKCLLDDEAVTVGGTCHSHATKDLTDSIAAGNYPEWKLYIQTIDPDHEDRFDFDPLDVTKTWPEDIIPLQPVGRMVLNKNIDNFFAENEQLAFCPAIIVPGIHYSDDKLLQTRIFSYADTQRHRLGPNYLMLPVNAPKCAYHNNHHDGSMNFMHRDEEVNYFPSRFDAARHAEKVPIPPRVLTGCREKCVIDKENNFKQAGERYRSFDPARQDRFLQRWVDALSDPRITHELRGIWISYWSQCDASLGQKLASRLNLKPNM |
| Enzyme Length | 492 |
| Uniprot Accession Number | A2YH64 |
| 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); Region (1); Sequence conflict (2) |
| Keywords | Glyoxysome;Heme;Hydrogen peroxide;Iron;Metal-binding;Oxidoreductase;Peroxidase;Peroxisome;Reference proteome |
| Interact With | |
| Induction | |
| Subcellular Location | SUBCELLULAR LOCATION: Peroxisome {ECO:0000250}. Glyoxysome {ECO:0000250}. |
| Modified Residue | |
| Post Translational Modification | |
| Signal Peptide | |
| Structure 3D | |
| Cross Reference PDB | - |
| Mapped Pubmed ID | - |
| Motif | |
| Gene Encoded By | |
| Mass | 56,587 |
| Kinetics | |
| Metal Binding | METAL 348; /note=Iron (heme axial ligand); /evidence=ECO:0000250 |
| Rhea ID | RHEA:20309 |
| Cross Reference Brenda |