Citation: E. Bjorgo et al., A comparison of kinetic and regulatory properties of the tetrameric and dimeric forms of wild-type and Thr427 -> Pro mutant human phenylalanine hydroxylase - Contribution of the flexible hinge region Asp425-Gln429 to the tetramerization and cooperative substrate binding, EUR J BIOCH, 268(4), 2001, pp. 997-1005