Figure 1. Properties of some TBG variants causing partial TBG deficiency (TBG-PD). The TBG variants are: -SD, San Diego; -G, Gary; -M, Montreal, -S, slow; -A, Aborigine; -Poly, polymorphic; -Cgo, Chicago; and -Q, Quebec. For detailed description, see (1) Sarne et al (39) and Bertenshaw et al (37); (2) Murata et al (34), Mori et al (43) and Kambe et al (60); (3) Takamatsu et al (44) and Janssen et al (45); (4) Takamatsu et al (55) and Waltz et al (56); (5) Murata et al (61) and Takeda et al (47); (6) Mori et al (26) and Takeda et al (57); (7) Takamatsu et al (59) and (58); (8) Takamatsu et al (44) and Bertenshaw et al (49). [Modified from Refetoff et al (62)].