EOG869T7T GO:0005507 25/88 copper ion binding molecular_function "Interacting selectively and non-covalently with copper (Cu) ions." [GOC:ai] EOG869T7T GO:0016491 23/88 oxidoreductase activity molecular_function "Catalysis of an oxidation-reduction (redox) reaction, a reversible chemical reaction in which the oxidation state of an atom or atoms within a molecule is altered. One substrate acts as a hydrogen or electron donor and becomes oxidized, while the other acts as hydrogen or electron acceptor and becomes reduced." [GOC:go_curators] EOG869T7T GO:0040003 1/88 chitin-based cuticle development biological_process "Synthesis and deposition of a chitin-based noncellular, hardened, or membranous secretion from an epithelial sheet. An example of this process is found in Drosophila melanogaster." [GOC:mtg_sensu] EOG869T7T GO:0052716 1/88 hydroquinone:oxygen oxidoreductase activity molecular_function "Catalysis of the reaction: 4 hydroquinone + O2 = 4 benzosemiquinone + 4 H2O." [EC:1.10.3.2] EOG869T7T GO:0008447 1/88 L-ascorbate oxidase activity molecular_function "Catalysis of the reaction: 2 L-ascorbate + O2 = 2 dehydroascorbate + 2 H2O." [EC:1.10.3.3]