Table 1.

Cryo-EM structures of Nav channels with pore-blocking inhibitors resolved

PDB IDEmd IDDrug IDReferenceDrug nameDrug QscoresAve.pore QscoresSubtype
7W77 32341 966 Li et al. (2022)  Bulleyaconitine A 0.391 0.52 Human Nav1.3 
7W7F 32343 8DE Li et al. (2022)  ICA-121431 0.409 0.489 Human Nav1.3 
6UZ0 20949 K4D Jiang et al. (2020)  Flecainidea 0.557 0.527 rat Nav1.5 
6LQA 942 QDN Li et al. (2021)  Quinidine 0.529 0.523 Human Nav1.5 
7FBS 31519 4Y4 Jiang et al. (2021)  Propafenone 0.556 0.57 rat Nav1.5 
8F6P 28887 XHO Lenaeus et al. (2023)  Ranolazine 0.512 0.556 rat Nav1.5 
8T6L 41071 YIJ Tonggu et al. (2024)  Batrachotoxin, Analog BTX-B 0.253, 0.31 0.545 rat Nav1.5 
7XM9 33292 G2E Zhang et al. (2022)  XEN-907 0.483 0.541 Human Nav1.7 
7XMF 33295 G2W Zhang et al. (2022)  IN2 0.463 0.563 Human Nav1.7 
7XMG 33296 G4I Zhang et al. (2022)  TCN-1752 0.57 0.542 Human Nav1.7 
8I5B 35193 OJ0 Wu et al. (2023)  Bupivacaine 0.4 0.634 Human Nav1.7 
8I5G 35194 T70 Wu et al. (2023)  PF-05089771 0.64 0.647 Human Nav1.7 
8I5X 35197 T7F Wu et al. (2023)  Vinpocetine 0.494 0.604 Human Nav1.7 
8I5Y 35198 TB4 Wu et al. (2023)  Vixotrigine 0.577 0.657 Human Nav1.7 
8J4F 35975 UK0 Wu et al. (2023)  Hardwickii acid 0.555 0.594 Human Nav1.7 
8S9B 40238 LQO Wu et al. (2023)  Lacosamidea 0.665, 0.534 0.596 Human Nav1.7 
8S9C 40239 N6W Wu et al. (2023)  Carbamazepine 0.56 0.577 Human Nav1.7 
8G1A 29665 P0T Huang et al. (2023a)  Cannabidiol 0.491, 0.364 0.573 Human Nav1.7 
8THH 41262 IYJ Huang et al. (2023b)  Lamotriginea 0.589, 0.456 0.615 Human Nav1.7 
8THG 41261 657 Huang et al. (2023b)  Riluzolea 0.582 0.584 Human Nav1.7 
7WE4 32439 95T Huang et al. (2022)  A-803467 0.659 0.609 Human Nav1.8 
PDB IDEmd IDDrug IDReferenceDrug nameDrug QscoresAve.pore QscoresSubtype
7W77 32341 966 Li et al. (2022)  Bulleyaconitine A 0.391 0.52 Human Nav1.3 
7W7F 32343 8DE Li et al. (2022)  ICA-121431 0.409 0.489 Human Nav1.3 
6UZ0 20949 K4D Jiang et al. (2020)  Flecainidea 0.557 0.527 rat Nav1.5 
6LQA 942 QDN Li et al. (2021)  Quinidine 0.529 0.523 Human Nav1.5 
7FBS 31519 4Y4 Jiang et al. (2021)  Propafenone 0.556 0.57 rat Nav1.5 
8F6P 28887 XHO Lenaeus et al. (2023)  Ranolazine 0.512 0.556 rat Nav1.5 
8T6L 41071 YIJ Tonggu et al. (2024)  Batrachotoxin, Analog BTX-B 0.253, 0.31 0.545 rat Nav1.5 
7XM9 33292 G2E Zhang et al. (2022)  XEN-907 0.483 0.541 Human Nav1.7 
7XMF 33295 G2W Zhang et al. (2022)  IN2 0.463 0.563 Human Nav1.7 
7XMG 33296 G4I Zhang et al. (2022)  TCN-1752 0.57 0.542 Human Nav1.7 
8I5B 35193 OJ0 Wu et al. (2023)  Bupivacaine 0.4 0.634 Human Nav1.7 
8I5G 35194 T70 Wu et al. (2023)  PF-05089771 0.64 0.647 Human Nav1.7 
8I5X 35197 T7F Wu et al. (2023)  Vinpocetine 0.494 0.604 Human Nav1.7 
8I5Y 35198 TB4 Wu et al. (2023)  Vixotrigine 0.577 0.657 Human Nav1.7 
8J4F 35975 UK0 Wu et al. (2023)  Hardwickii acid 0.555 0.594 Human Nav1.7 
8S9B 40238 LQO Wu et al. (2023)  Lacosamidea 0.665, 0.534 0.596 Human Nav1.7 
8S9C 40239 N6W Wu et al. (2023)  Carbamazepine 0.56 0.577 Human Nav1.7 
8G1A 29665 P0T Huang et al. (2023a)  Cannabidiol 0.491, 0.364 0.573 Human Nav1.7 
8THH 41262 IYJ Huang et al. (2023b)  Lamotriginea 0.589, 0.456 0.615 Human Nav1.7 
8THG 41261 657 Huang et al. (2023b)  Riluzolea 0.582 0.584 Human Nav1.7 
7WE4 32439 95T Huang et al. (2022)  A-803467 0.659 0.609 Human Nav1.8 

Q-scores were extracted from Electron Microscopy Data Bank (https://www.ebi.ac.uk/emdb/) validation reports. Q-scores are used as a measure of resolvability in regions of a cryo-EM map – smaller the q-score, the lower the resolvability.

a

Indicates the instances where the averaged q-score of the surrounding pore residues is lower than the drug’s q-score. Bold indicates drug molecules not bound in the pore, but rather identified below the intracellular gate.

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