4X6R:
reference: An Isoform-Specific Myristylation Switch Targets Type II PKA Holoenzymes to Membranes., Zhang P, Ye F, Bastidas AC, Kornev AP, Wu J, Ginsberg MH, Taylor SS, Structure. 2015 Aug 5. pii: S0969-2126(15)00288-9. doi:, 10.1016/j.str.2015.07.007. PMID: 26278174

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