Catalase: Occurs in almost all aerobically respiring organisms and serves to protect cells from the toxic effects of hydrogen peroxide. Promotes growth of cells including T-cells, B-cells, myeloid leukemia cells, melanoma cells, mastocytoma cells and normal and transformed fibroblast cells. Homotetramer. Belongs to the catalase family.
Protein type: Amino Acid Metabolism - tryptophan; Oxidoreductase; Energy Metabolism - methane; EC 1.11.1.6; Mitochondrial; Endoplasmic reticulum; Hydrolase; Apoptosis
Chromosomal Location of Human Ortholog: 11p13
Cellular Component: peroxisomal membrane; Golgi apparatus; peroxisomal matrix; focal adhesion; intracellular membrane-bound organelle; membrane; endoplasmic reticulum; lysosome; plasma membrane; mitochondrial intermembrane space; peroxisome; cytosol
Molecular Function: antioxidant activity; oxidoreductase activity, acting on peroxide as acceptor; enzyme binding; protein homodimerization activity; catalase activity; metal ion binding; heme binding; NADP binding; aminoacylase activity; receptor binding
Biological Process: cholesterol metabolic process; nucleobase, nucleoside and nucleotide metabolic process; hemoglobin metabolic process; purine base metabolic process; protein homotetramerization; activation of NF-kappaB transcription factor; osteoblast differentiation; positive regulation of phosphoinositide 3-kinase cascade; response to vitamin E; response to reactive oxygen species; response to hyperoxia; triacylglycerol metabolic process; UV protection; ureteric bud development; inhibition of NF-kappaB transcription factor; hydrogen peroxide catabolic process; positive regulation of cell division; aerobic respiration; response to hypoxia; purine nucleotide catabolic process; protein tetramerization; aging; negative regulation of apoptosis
Disease: Acatalasemia
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