Table 2 Results of fitting of the Grel-V relationships for TRPV3-K169A mutants with one (K169A, K169A/E679Q, K169A/E682Q), or the sum of two (K169A/E679Q/E682Q), Boltzmann distributions (Function 1) for inhibition by 100 μM intracellular NASPM (Fig. 3C)

From: Molecular basis of TRPV3 channel blockade by intracellular polyamines

 

K169A

K169A/E679Q

K169A/E682Q

K169A/E679Q/E682Q

Vmid1, mV

−34.7

−16.0

−10.7

−16.5

Z1, e

−2.38

−2.52

−3.13

−2.81

Vmid2, mV

   

−36.6

Z2, e

   

−0.48

Net charge at the ‘ring’ position

−8

−4

−4

0