• Open Access

Photocatalytic Hydrogen Evolution with a Hydrogenase in a Mediator-Free System under High Levels of Oxygen


  • This work was supported by the U.K. Engineering and Physical Sciences Research Council (EP/H00338X/2 to E.R.) and the Suntory Foundation for Life Sciences, Osaka (Japan) (to T.S.). We thank Marina Ianello, Dr. Christine Cavazza, and Dr. Juan C. Fontecilla-Camps for their kind gift of Db [NiFeSe] hydrogenase.


original image

Take a breath: An oxygen-tolerant hydrogenase can be employed with a dye in a photocatalytic scheme for the generation of H2. The homogeneous system does not require a redox mediator and visible-light irradiation yields high amounts of H2 even in the presence of air.