<Tr> <Td_colspan="4"> More reference expression data </Td> </Tr> <Tr> <Td_colspan="4"> <Table> <Tr> <Th_colspan="4"> (show) Gene ontology </Th> </Tr> <Tr> <Th> Molecular function </Th> <Td> metal ion binding copper ion binding monooxygenase activity protein homodimerization activity monophenol monooxygenase activity oxidoreductase activity protein heterodimerization activity protein binding </Td> </Tr> <Tr> <Th> Cellular component </Th> <Td> cytoplasm integral component of membrane cytosol nucleus membrane perinuclear region of cytoplasm lysosome melanosome membrane Golgi - associated vesicle melanosome intracellular membrane - bounded organelle </Td> </Tr> <Tr> <Th> Biological process </Th> <Td> response to UV response to cAMP metabolism melanin biosynthetic process from tyrosine response to vitamin D pigmentation thymus development oxidation - reduction process eye pigment biosynthetic process cell proliferation visual perception melanin biosynthetic process </Td> </Tr> <Tr> <Td_colspan="4"> Sources: Amigo / QuickGO </Td> </Tr> </Table> </Td> </Tr> <Table> <Tr> <Th_colspan="4"> (show) Gene ontology </Th> </Tr> <Tr> <Th> Molecular function </Th> <Td> metal ion binding copper ion binding monooxygenase activity protein homodimerization activity monophenol monooxygenase activity oxidoreductase activity protein heterodimerization activity protein binding </Td> </Tr> <Tr> <Th> Cellular component </Th> <Td> cytoplasm integral component of membrane cytosol nucleus membrane perinuclear region of cytoplasm lysosome melanosome membrane Golgi - associated vesicle melanosome intracellular membrane - bounded organelle </Td> </Tr> <Tr> <Th> Biological process </Th> <Td> response to UV response to cAMP metabolism melanin biosynthetic process from tyrosine response to vitamin D pigmentation thymus development oxidation - reduction process eye pigment biosynthetic process cell proliferation visual perception melanin biosynthetic process </Td> </Tr> <Tr> <Td_colspan="4"> Sources: Amigo / QuickGO </Td> </Tr> </Table> <Tr> <Th_colspan="4"> (show) Gene ontology </Th> </Tr>

Where would you expect to find a mutation that produces tyrosinase enzymes that do not work