Characterization of Recombinant Xenopus laevis Type I Iodothyronine Deiodinase: Substitution of a Proline Residue in the Catalytic Center by Serine (Pro132Ser) Restores Sensitivity to 6-Propyl-2-ThiouracilGeorge G. J. M. Kuiper, Theo J. Visser, Ghislaine Morvan-Dubois et al.|Endocrinology|2006Cited by 50