I

Deficiency Smear

TPpoly (A) 11 poly (A) I poly CA) poly I*) Fig. 4. Schematic representation of expression of the rat pyruvate kinase (PK) gene. Exons specific to each isozyme are indicated by marked boxes. The exons common to M,- and M2-type PK and common to L- and R-type PK are shown by open boxes. CAAT, CAT box TATA, TATA box AATAAA, polyadenylation signal. their kinetics towards phosphoenolpyruvate, and both are allosterically activated by F-1,6-DP. Kinetic, electrophoretic, and immunological properties...