Encyclopedia of Astrobiology

Living Edition
| Editors: Muriel Gargaud, William M. Irvine, Ricardo Amils, Henderson James Cleaves, Daniele Pinti, José Cernicharo Quintanilla, Michel Viso

Electron Donor

  • Juli Peretó
Living reference work entry
DOI: https://doi.org/10.1007/978-3-642-27833-4_497-2



Electron donor is any of the organic or inorganic substances acting as reducing agents in an enzymatic reaction. In a restrictive sense, the reducing agent at the beginning of an electron transport chain or the substrate is used to obtain energy by respiration.

See Also


Electron Transport Electron Donor Bioorganic Chemistry Enzymatic Reaction Electron Transport Chain 
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Copyright information

© Springer-Verlag Berlin Heidelberg 2014

Authors and Affiliations

  1. 1.Universitat de ValènciaInstitut Cavanilles de Biodiversitat i Biologia EvolutivaValènciaSpain