iron(II) as p/s electron donor

Bob Blankenship blankenship at
Mon Sep 15 14:07:36 EST 1997

  Here are two refs that discuss these newly discovered bacteria. To the
best of my knowledge, there have not been any other publications on them.
Bob Blankenship

   Widdel, F., Schnell, S., Heising, S., Ehrenreich, A., Assmus, B., and
Schink, B. (1993) Ferrous Iron Oxidation by Anoxygenic Phototrophic
Bacteria. Nature,  362, 834-836.
   Ehrenreich, A., and Widdel, F. (1994) Anaerobic oxidation of ferrous
iron by purple bacteria, a new type of phototrophic metabolism. Applied and
Environmental Microbiology,  60, 4517-4526.

>A colleague of mine claimed that he has seen a recent paper regarding the
>use of iron(II) as a primary electron donor in purple non-sulphur iron
>bacteria.  Is anyone aware of such a publication or any information that
>may relate iron(II) to these orgainsms other than the presence of iron in
>the quinone elements of the redox chain?  If so I would grateful if you
>could inform me of such activity by e-mail.
>   thanks in advance,
>      Robin Perry (rsperry at
>Mr R.S. Perry
>Earth Resources Engineering
>Imperial College
>email: rsperry at

Prof. Robert E. Blankenship
Department of Chemistry and Biochemistry
Arizona State University
Tempe, AZ 85287-1604 USA
(602) 965-1439
(602) 965-2747 fax
blankenship at

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