1.10.3.3 Co2+ contains copper 742708 1.10.3.3 copper - 439890, 439912, 439928, 439932 1.10.3.3 copper 10 copper atoms per enzyme molecule 439890 1.10.3.3 copper 10-12 atoms of copper per enzyme molecule of 140000 Da 439896 1.10.3.3 copper 4 copper atoms per subunit, mononuclear blue copper in domain 3 and trinuclear copper between domain 1 and 3 439899 1.10.3.3 copper 8 atoms of copper per enzyme molecule of 132000 Da 439894 1.10.3.3 copper 8 atoms of copper per enzyme molecule of 140000 Da 439895, 439904, 439922 1.10.3.3 copper a multicopper protein, 6 atoms of copper per enzyme molecule 439889 1.10.3.3 copper coordination environment of type 2 copper 439915 1.10.3.3 copper each subunit has 4 copper atoms bound as mononuclear and trinuclear species, mononuclear copper representing the type I copper is located in the 3 domain 439902