copper zinc protein 0.0 0 201 0.0 375 186 0.0 750 173 0.0 1125 110 0.0 1500 115 37.5 0 202 37.5 375 161 37.5 750 172 37.5 1125 138 37.5 1500 133 75.0 0 204 75.0 375 165 75.0 750 148 75.0 1125 143 75.0 1500 123 112.5 0 188 112.5 375 172 112.5 750 157 112.5 1125 115 112.5 1500 108 150.0 0 133 150.0 375 125 150.0 750 184 150.0 1125 135 150.0 1500 114