cAMP-dependent protein kinase inhibitor alpha is a protein that in humans is encoded by the PKIAgene.[1][2]
The protein encoded by this gene is a member of the cAMP-dependent protein kinase (PKA) inhibitor family. This protein was demonstrated to interact with and inhibit the activities of both C alpha and C beta catalytic subunits of the PKA. Alternatively spliced transcript variants encoding the same protein have been reported.[2]
References
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Olsen SR, Uhler MD (1991). "Isolation and characterization of cDNA clones for an inhibitor protein of cAMP-dependent protein kinase". J. Biol. Chem. 266 (17): 11158–62. PMID1710219.
Knighton DR, Zheng JH, Ten Eyck LF, et al. (1991). "Structure of a peptide inhibitor bound to the catalytic subunit of cyclic adenosine monophosphate-dependent protein kinase". Science. 253 (5018): 414–20. doi:10.1126/science.1862343. PMID1862343.
Van Patten SM, Heisermann GJ, Cheng HC, Walsh DA (1987). "Tyrosine kinase catalyzed phosphorylation and inactivation of the inhibitor protein of the cAMP-dependent protein kinase". J. Biol. Chem. 262 (7): 3398–403. PMID2434500.
Wen W, Taylor SS, Meinkoth JL (1995). "The expression and intracellular distribution of the heat-stable protein kinase inhibitor is cell cycle regulated". J. Biol. Chem. 270 (5): 2041–6. doi:10.1074/jbc.270.5.2041. PMID7836431.
Baude EJ, Dignam SS, Olsen SR, et al. (1994). "Glutamic acid 203 of the cAMP-dependent protein kinase catalytic subunit participates in the inhibition by two isoforms of the protein kinase inhibitor". J. Biol. Chem. 269 (3): 2316–23. PMID7905001.
Baude EJ, Dignam SS, Reimann EM, Uhler MD (1994). "Evidence for the importance of hydrophobic residues in the interactions between the cAMP-dependent protein kinase catalytic subunit and the protein kinase inhibitors". J. Biol. Chem. 269 (27): 18128–33. PMID8027074.
Fritz CC, Green MR (1997). "HIV Rev uses a conserved cellular protein export pathway for the nucleocytoplasmic transport of viral RNAs". Curr. Biol. 6 (7): 848–54. doi:10.1016/S0960-9822(02)00608-5. PMID8805303.
Zimmermann B, Chiorini JA, Ma Y, et al. (1999). "PrKX is a novel catalytic subunit of the cAMP-dependent protein kinase regulated by the regulatory subunit type I". J. Biol. Chem. 274 (9): 5370–8. doi:10.1074/jbc.274.9.5370. PMID10026146.
Yu J, Yu L, Chen Z, et al. (2002). "Protein inhibitor of neuronal nitric oxide synthase interacts with protein kinase A inhibitors". Brain Res. Mol. Brain Res. 99 (2): 145–9. doi:10.1016/S0169-328X(02)00104-3. PMID11978406.
Gassel M, Breitenlechner CB, Rüger P, et al. (2003). "Mutants of protein kinase A that mimic the ATP-binding site of protein kinase B (AKT)". J. Mol. Biol. 329 (5): 1021–34. doi:10.1016/S0022-2836(03)00518-7. PMID12798691.