... isoforms of the endogenous protein kinase inhibitor of cAMP-dependent protein kinase in mouse. J. Biol. Chem. 268,10927–10931.10. Olsen, S.R. & Uhler, M.D. (1991) Inhibition of protein kinase-a ... & Zhao, S. (2000) Cloning and mapping of humanPKIB and PKIG, and comparison of tissue expression patterns of three members of the protein kinase inhibitor family, includingPKIA. Biochem. J. ... purify other kinds of proteins in the PKI family. The combined results of FTIR and CD showed thathuman PKIb contained large amounts of random coil and turn structures, with a small amount of a-helix...