GLRX and hypohidrotic ectodermal dysplasia: Compared with other previously reported Grx1, the specific activity of rNcGrx1 for HED was higher (13.19 ± 0.3929 μmol/min/mg) than that of TbGrx1 (4.7 ± 0.1μmol/min/mg), and its affinity (Km = 208.5 ± 23.91 μM) was also higher than TbGrx1 (Km = 53 ± 5 μM).