SEARCH Articles Figures Tables Azurin systems copper protein electron transfer Blue copper electron transfer Blue copper proteins electron transfer Copper complexes Coupled electron proton transfer Copper complexes electron transfer Copper outer-sphere electron transfer reactions Copper proteins, electron-transferring Copper reductases electron transfer Copper-nitrite reductase, electron transfer Electron Transfer from Copper to Heme Electron Transfer from TTQ to Copper Electron transfer bound copper complex Electron transfer copper oxidases Electron transfer copper proteins Electron transfer in blue copper proteins Electron-transfer reactions copper proteins Oxidases copper-containing, electron transfer Reductases, copper proteins, electron transfer