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Gene and Protein Information | |||||||
Species | TM | P Loops | AA | Chromosomal Location | Gene Symbol | Gene Name | Reference |
Human | 24 | 4 | 2016 | 3p22.2 | SCN5A | sodium voltage-gated channel alpha subunit 5 | |
Mouse | 24 | 4 | 2019 | 9 71.33 cM | Scn5a | sodium channel, voltage-gated, type V, alpha | |
Rat | 24 | 4 | 2019 | 8q32 | Scn5a | sodium voltage-gated channel alpha subunit 5 | 16,39 |
Database Links | |
Alphafold | Q14524 (Hs), Q9JJV9 (Mm), P15389 (Rn) |
ChEMBL Target | CHEMBL1980 (Hs), CHEMBL4630764 (Mm), CHEMBL3866 (Rn) |
DrugBank Target | Q14524 (Hs) |
Ensembl Gene | ENSG00000183873 (Hs), ENSMUSG00000032511 (Mm), ENSRNOG00000015049 (Rn) |
Entrez Gene | 6331 (Hs), 20271 (Mm), 25665 (Rn) |
Human Protein Atlas | ENSG00000183873 (Hs) |
KEGG Gene | hsa:6331 (Hs), mmu:20271 (Mm), rno:25665 (Rn) |
OMIM | 600163 (Hs) |
Orphanet | ORPHA118513 (Hs) |
Pharos | Q14524 (Hs) |
RefSeq Nucleotide | NM_001099405 (Hs), NM_198056 (Hs), NM_000335 (Hs), NM_001160160 (Hs), NM_001099404 (Hs), NM_001160161 (Hs), NM_021544 (Mm), NM_013125 (Rn) |
RefSeq Protein | NP_001092875 (Hs), NP_000326 (Hs), NP_001153632 (Hs), NP_001153633 (Hs), NP_932173 (Hs), NP_001092874 (Hs), NP_067519 (Mm), NP_037257 (Rn) |
UniProtKB | Q14524 (Hs), Q9JJV9 (Mm), P15389 (Rn) |
Wikipedia | SCN5A (Hs) |
Selected 3D Structures | |||||||||||||
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Associated Proteins | ||||||||||||||||||||||||||
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Associated Protein Comments | ||||||||||||||||||||||||||
Subunit associations are based on co-localization, co-expression in heterologous cells, and co-immunoprecipitation. No biochemical data on Nav1.5 purified from cardiac tissue are available. |
Functional Characteristics | |
Activation V0.5 = -26 mV. Fast inactivation (τ = 1 ms for peak sodium current). |
Ion Selectivity and Conductance Comments |
Single channel conductance for Nav1.5 is ~20 pS and is not reported to be depended on species [1956,2884,2885] |
Voltage Dependence | ||||||||||||||||||||||
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Download all structure-activity data for this target as a CSV file
Activators | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Key to terms and symbols | View all chemical structures | Click column headers to sort | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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View species-specific activator tables |
Inhibitors | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Gating inhibitors | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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View species-specific gating inhibitor tables | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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μ-conotoxin SmIIIA toxin has much higher affinity for tetrodotoxin-sensitive Nav channels, including Nav1.1, Nav1.2, Nav1.3, and Nav1.4. |
Channel Blockers | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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View species-specific channel blocker tables |
Immunopharmacology Comments |
Nav1.5 is involved in the positive selection of CD4+ T cells [19]. |
Cell Type Associations | ||||
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Tissue Distribution | ||||||||
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Physiological Functions | ||||||||
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Physiological Consequences of Altering Gene Expression | ||||||||||
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Phenotypes, Alleles and Disease Models | Mouse data from MGI | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Clinically-Relevant Mutations and Pathophysiology | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Biologically Significant Variants | ||||||||||||
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