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. 2009 Jan;108(2):331–340. doi: 10.1111/j.1471-4159.2008.05761.x

Fig. 4.

Fig. 4

PMA potentiation can be abolished by cysteine substitution of amino terminal residues. (a) Sample traces of ATP evoked currents (100 μM application indicated by bar) from oocytes under control conditions and following PMA (100 nM) treatment for WT as well as the mutants D17C, N26C and K27C. (b) Summary of the percentage changes of peak amplitudes by PMA treatment for N-termini cysteine mutants. Cysteine mutants around the conserved PKC consensus site and next to the first transmembrane segment were no longer potentiated by PMA. (c) Effects of mutations of the minigene on PMA potentiation. **p< 0.01, ***p< 0.001.