Protein phosphatase 1 regulatory subunit 14D (Gastrointestinal and brain-specific PP1-inhibitory protein 1) (GBPI-1)
1_MLSSS 6_ PASCT 11_ SPSPD 16_ GENPC 21_ KKVHW 26_ ASGRR 31_ RTSST 36_ DSESK 41_ SHPDS 46_ SKIPR 51_ SRRPS 56_ RLTVK 61_ YDRGQ 66_ LQRWL 71_ EMEQW 76_ VDAQV 81_ QELFQ 86_ DQATP 91_ SEPEI 96_ DLEAL 101_ MDLST 106_ EEQKT 111_ QLEAI 116_ LGNCP 121_ RPTEA 126_ FISEL 131_ LSQLK 136_KLRRL
1: Inhibitor of PPP1CA. Has inhibitory activity only when phosphorylated, creating a molecular switch for regulating the phosphorylation status of PPP1CA substrates and smooth muscle contraction