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. 2017 Jun 2;7:2701. doi: 10.1038/s41598-017-02953-0

Table 1.

Affinity constant (pKi ± SEM) of ρ-Da1a evolutionary pathway toxins for adrenoceptors α1A, α1B, α1D and α2C.

Receptor subtype Toxins α1A α1B α1D α2C
AncTx1 9,62 ± 0,10 6,03 ± 0,02 6,58 ± 0,05 5,53 ± 0,06
AncTx2 8,79 ± 0,25 6,78 ± 0,05 7,14 ± 0,02 6,34 ± 0,01
AncTx3 8,78 ± 0,18 6,89 ± 0,08 7,27 ± 0,02 6,35 ± 0,04
AncTx4 9,24 ± 0,09 7,60 ± 0,02 6,39 ± 0,07 6,83 ± 0,17
ρ-Da1aa 9,19 7,28 5,95 6,85
MTβb 9,30 7,99 6,87 6,77
CM-3b 9,43 7,98 6,98 6,78
AncTx1 I38S 9,33 ± 0,01 4,75 ± 0,22 6,44 ± 0,01 4,90 ± 0,19
AncTx1 W28R-I38S 8,59 ± 0,09 6,41 ± 0,04 3,71 ± 0,11 4,85 ± 0,14

a: [19], b: [32].