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UniProtKB - P0CI60 (SNAY5_LYCMC)
Protein
Neurotoxin LmNaTx34.5
Gene
N/A
Organism
Lychas mucronatus (Chinese swimming scorpion)
Status
Functioni
Binds voltage-independently at site-4 of sodium channels (Nav) and shift the voltage of activation toward more negative potentials thereby affecting sodium channel activation and promoting spontaneous and repetitive firing.
By similarityGO - Molecular functioni
- sodium channel inhibitor activity Source: InterPro
- toxin activity Source: UniProtKB-KW
GO - Biological processi
- defense response Source: InterPro
- modulation by symbiont of host nervous system process Source: InterPro
Keywordsi
Molecular function | Ion channel impairing toxin, Neurotoxin, Toxin, Voltage-gated sodium channel impairing toxin |
Names & Taxonomyi
Protein namesi | Recommended name: Neurotoxin LmNaTx34.5 |
Organismi | Lychas mucronatus (Chinese swimming scorpion) |
Taxonomic identifieri | 172552 [NCBI] |
Taxonomic lineagei | Eukaryota › Metazoa › Ecdysozoa › Arthropoda › Chelicerata › Arachnida › Scorpiones › Buthida › Buthoidea › Buthidae › Lychas |
Subcellular locationi
Extracellular region or secreted
- Secreted By similarity
Extracellular region or secreted
- extracellular region Source: UniProtKB-SubCell
Keywords - Cellular componenti
SecretedPTM / Processingi
Molecule processing
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Signal peptidei | ‹1 – 15 | Sequence analysisAdd BLAST | ›15 | |
ChainiPRO_0000403821 | 16 – 83 | Neurotoxin LmNaTx34.5Add BLAST | 68 |
Amino acid modifications
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Disulfide bondi | 29 ↔ 81 | PROSITE-ProRule annotation | ||
Disulfide bondi | 33 ↔ 54 | PROSITE-ProRule annotation | ||
Disulfide bondi | 40 ↔ 61 | PROSITE-ProRule annotation | ||
Disulfide bondi | 44 ↔ 63 | PROSITE-ProRule annotation |
Keywords - PTMi
Disulfide bondExpressioni
Tissue specificityi
Expressed by the venom gland.
Family & Domainsi
Domains and Repeats
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Domaini | 16 – 82 | LCN-type CS-alpha/betaPROSITE-ProRule annotationAdd BLAST | 67 |
Domaini
Has the structural arrangement of an alpha-helix connected to antiparallel beta-sheets by disulfide bonds (CS-alpha/beta).Curated
Sequence similaritiesi
Belongs to the long (4 C-C) scorpion toxin superfamily. Sodium channel inhibitor family. Beta subfamily.Curated
Keywords - Domaini
SignalFamily and domain databases
CDDi | cd00107, Knot1, 1 hit |
Gene3Di | 3.30.30.10, 1 hit |
InterProi | View protein in InterPro IPR044062, LCN-type_CS_alpha_beta_dom IPR003614, Scorpion_toxin-like IPR036574, Scorpion_toxin-like_sf IPR018218, Scorpion_toxinL IPR002061, Scorpion_toxinL/defensin |
Pfami | View protein in Pfam PF00537, Toxin_3, 1 hit |
PRINTSi | PR00285, SCORPNTOXIN |
SMARTi | View protein in SMART SM00505, Knot1, 1 hit |
SUPFAMi | SSF57095, SSF57095, 1 hit |
PROSITEi | View protein in PROSITE PS51863, LCN_CSAB, 1 hit |
i Sequence
Sequence statusi: Fragment.
: The displayed sequence is further processed into a mature form. Sequence processingi
P0CI60-1 [UniParc]FASTAAdd to basket
10 20 30 40 50
FILVVIALMV IEVKSDGYLM VRAGREKGCK VWCVINNTYC DKDCKLKGGS
60 70 80
YGYCYFWKLA CYCEGLPESS PDIWTYEKNT CST
Experimental Info
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Non-terminal residuei | 1 | 1 |
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | GT028833 mRNA No translation available. |
Similar proteinsi
Cross-referencesi
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | GT028833 mRNA No translation available. |
3D structure databases
AlphaFoldDBi | P0CI60 |
SMRi | P0CI60 |
ModBasei | Search... |
Family and domain databases
CDDi | cd00107, Knot1, 1 hit |
Gene3Di | 3.30.30.10, 1 hit |
InterProi | View protein in InterPro IPR044062, LCN-type_CS_alpha_beta_dom IPR003614, Scorpion_toxin-like IPR036574, Scorpion_toxin-like_sf IPR018218, Scorpion_toxinL IPR002061, Scorpion_toxinL/defensin |
Pfami | View protein in Pfam PF00537, Toxin_3, 1 hit |
PRINTSi | PR00285, SCORPNTOXIN |
SMARTi | View protein in SMART SM00505, Knot1, 1 hit |
SUPFAMi | SSF57095, SSF57095, 1 hit |
PROSITEi | View protein in PROSITE PS51863, LCN_CSAB, 1 hit |
MobiDBi | Search... |
Entry informationi
Entry namei | SNAY5_LYCMC | |
Accessioni | P0CI60Primary (citable) accession number: P0CI60 | |
Entry historyi | Integrated into UniProtKB/Swiss-Prot: | January 11, 2011 |
Last sequence update: | January 11, 2011 | |
Last modified: | May 25, 2022 | |
This is version 23 of the entry and version 1 of the sequence. See complete history. | ||
Entry statusi | Reviewed (UniProtKB/Swiss-Prot) | |
Annotation program | Animal Toxin Annotation Program |