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. 2010 Nov 3;286(2):1609–1617. doi: 10.1074/jbc.M110.176784

FIGURE 7.

FIGURE 7.

Changes in the transmembrane potential reported by oxonol fluorescence. Addition of ATP and Ca2+ to LMCA1 reconstituted in DOPC vesicles builds up the membrane potential. Vanadate inhibits LMCA1 and leads to dissipation of the membrane potential.