. "\"Catalysis of the reaction: 2 hydrogen peroxide = O2 + 2 H2O.\" [EC:1.11.1.6]" . . "catalase activity" . "caperase activity" . "catalase reaction" . "catalase-peroxidase activity" . "equilase activity" . "hydrogen-peroxide:hydrogen-peroxide oxidoreductase activity" . "optidase activity" . "EC:1.11.1.6" . "MetaCyc:CATAL-RXN" . "Reactome:REACT_101648 \"2 H2O2 => O2 + 2 H2O, Gallus gallus\"" . "Reactome:REACT_108235 \"2 H2O2 => O2 + 2 H2O, Saccharomyces cerevisiae\"" . "Reactome:REACT_112160 \"2 H2O2 => O2 + 2 H2O, Caenorhabditis elegans\"" . "Reactome:REACT_30681 \"2 H2O2 => O2 + 2 H2O, Escherichia coli\"" . "Reactome:REACT_30704 \"2 H2O2 => O2 + 2 H2O, Drosophila melanogaster\"" . "Reactome:REACT_30957 \"2 H2O2 => O2 + 2 H2O, Mus musculus\"" . "Reactome:REACT_615 \"2 H2O2 => O2 + 2 H2O, Homo sapiens\"" . "Reactome:REACT_79013 \"2 H2O2 => O2 + 2 H2O, Taeniopygia guttata\"" . "Reactome:REACT_79757 \"2 H2O2 => O2 + 2 H2O, Schizosaccharomyces pombe\"" . "Reactome:REACT_85074 \"2 H2O2 => O2 + 2 H2O, Staphylococcus aureus N315\"" . "Reactome:REACT_85170 \"2 H2O2 => O2 + 2 H2O, Bos taurus\"" . "Reactome:REACT_87638 \"2 H2O2 => O2 + 2 H2O, Dictyostelium discoideum\"" . "Reactome:REACT_89864 \"2 H2O2 => O2 + 2 H2O, Sus scrofa\"" . "Reactome:REACT_90743 \"2 H2O2 => O2 + 2 H2O, Rattus norvegicus\"" . "Reactome:REACT_91037 \"2 H2O2 => O2 + 2 H2O, Danio rerio\"" . "Reactome:REACT_91307 \"2 H2O2 => O2 + 2 H2O, Canis familiaris\"" . "Reactome:REACT_96832 \"2 H2O2 => O2 + 2 H2O, Xenopus tropicalis\"" . "RHEA:20312" . "UM-BBD_enzymeID:e0834" . . "CAT" . "bacterial catalase-peroxidase activity" . "haem catalase activity" . "heme catalase activity" . "manganese catalase activity" .