The Fe-only nitrogenase from Rhodobacter capsulatus: Identification of the cofactor, an unusual, high-nuclearity iron-sulfur cluster, by Fe K-edge EXAFS and 57Fe Mössbauer spectroscopy

E. Krahn, B. J.R. Weiss, M. Kröckel, J. Groppe, G. Henkel, S. P. Cramer, A. X. Trautwein, K. Schneider, A. Müller^*

^*Korrespondierende/r Autor/-in für diese Arbeit