Marion Jespersen in the lab. (IMAGE)

Max Planck Institute for Marine Microbiology

Marion Jespersen in the lab.

Caption

Marion Jespersen with the purified F420-dependent sulfite reductase (Fsr). The black colour comes from all the iron involved in the reaction. Experiments are carried out in an anaerobic chamber and under artificial light to protect the enzyme from oxygen and daylight.

Credit

Tristan Wagner/Max Planck Institute for Marine Microbiology

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