Self-assembling of an amphiphilic iron (III) chelator : mimicking iron acquisition in marine bacteria

M. Apostol (1) , P. Baret (1) , G. Serratrice (1) , Jacques Desbrieres (2) , J.L. Putaux (2) , Marie-José Stebe (3) , D. Expert (4) , J.L. Pierre (1)

1 LEDSS - Laboratoire d'études dynamiques et structurales de la sélectivité
2 CERMAV - Centre de Recherches sur les Macromolécules Végétales
3 SRSMC - Structure et Réactivité des Systèmes Moléculaires Complexes
4 IJPB - Institut Jean-Pierre Bourgin

Iron rations: Amphiphilic catechol-based chelators and their iron complexes self-assemble in solution at physiological pH values to form spherical particles (see cryo-TEM image). In terms of iron nutrition properties these abiotic chelators mimic siderophores from marine bacteria.

Domaines: Matière Molle [cond-mat.soft]

M. Apostol, P. Baret, G. Serratrice, Jacques Desbrieres, J.L. Putaux, et al.. Self-assembling of an amphiphilic iron (III) chelator : mimicking iron acquisition in marine bacteria. Angewandte Chemie, 2005, 44 (17), pp.2580-2582. ⟨10.1002/anie.200462841⟩. ⟨hal-00085973⟩