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. 2011 Mar 1;286(16):13977–13984. doi: 10.1074/jbc.M111.227884

FIGURE 2.

FIGURE 2.

M2 and M4 segments of TASK-1 are part of the binding site for A1899. Four different chimeras, with TASK-4 transmembrane segments introduced into a TASK-1 background replacing M1, M2, M3, or M4, were analyzed for their IC50 of block by A1899. hTASK, human TASK.