Amidation of peptides Animals CHO Cells Catalytic Domain Computer Simulation Coordination Complexes Copper Copper-containing proteins Cricetinae Crystallography, X-Ray Hydrogen Bonding Hydrogen Peroxide Mixed Function Oxygenases Models, Molecular Multienzyme Complexes Peptidylglycine α-hydroxylating monooxygenase Peroxide Quantum Theory Rats X ray diffraction amidation animal cell article carboxy terminal sequence catalysis complex formation controlled study copper H copper M copper ion