Comptes rendus Académie des sciences, Chimie, tome 10, fasc 8, Août 2007 : métaux en biocatalyse : des métalloenzymes aux systèmes bio-inspirés...

Avant-propos/Foreword. Second generation artificial hydrogenases based on the biotin-avidin technology: improving selectivity and organic solvent tolerance by introduction of an (R)-proline spacer. New biocatalysts mimicking oxidative hemoproteins: Hemoabzymes. Diiron-containing metalloproteins: developing functional models. Iridium aminyl radical complexes as catalysts for the catalytic dehydrogenation of primary hydroxyl functions in natural products. Xanthine oxidase-assisted catalysis by dopamine -hydroxylase: mechanistic considerations on the role of superoxide anion. ATP- and redox-induced conformational changes in the activator of the radical enzyme 2-hydroxyisocaproyl-CoA dehydratase. Isoprenoid biosynthesis via the methylerythritol phosphate pathway: GcpE and LytB, two novel iron–sulphur proteins. Characterization of the DNA repair spore photoproduct lyase enzyme from Clostridium acetobutylicum: a radical-SAM enzyme. Hybrid density functional study of the oxidized states of NiFe-hydrogenase.