IndraLab

Statements


KCNQ1 activates SLC5A3. 5 / 5
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reach
"Future investigations will be targeted at understanding exactly how KCNQ1 augments SMIT1 and NIS activity and whether there are underlying mechanistic commonalties."

reach
"KCNQ1 specific inhibitors also inhibit co-assembled SMIT1 activity, suggesting that K + efflux through KCNQ1 helps SMIT1 bring in more substrate, but only when the KCNQ1 conformation is amenable."

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"While KCNQ1 co-expression enhanced SMIT1 myo-inositol uptake, KCNQ1-KCNE2 inhibited it, as did co-expression with R231A-KCNQ1, a constitutively active mutant with the VSD locked in the active state [XREF_BIBR]."

reach
"KCNQ1 specific inhibitors also inhibit co-assembled SMIT1 activity; this suggests that as would be expected, K + efflux through KCNQ1 does help SMIT1 bring in more substrate, but only when the KCNQ1 conformation is amenable."

reach
"SMIT1 enhances KCNQ1 currents; KCNQ1 augments SMIT1 transport activity, but co-expression of both KCNE2 and KCNQ1 strongly inhibits SMIT1 activity."