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D9U2A8 (KA159_LYCMC) Reviewed, UniProtKB/Swiss-Prot

Last modified April 16, 2014. Version 14. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (2) | Third-party data text xml rdf/xml gff fasta
to top of pageNames·Attributes·General annotation·Ontologies·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order

Names and origin

Protein namesRecommended name:
Potassium channel toxin alpha-KTx 15.9
Alternative name(s):
Neurotoxin KTx9
OrganismLychas mucronatus (Chinese swimming scorpion)
Taxonomic identifier172552 [NCBI]
Taxonomic lineageEukaryotaMetazoaEcdysozoaArthropodaChelicerataArachnidaScorpionesButhidaButhoideaButhidaeLychas

Protein attributes

Sequence length60 AA.
Sequence statusComplete.
Sequence processingThe displayed sequence is further processed into a mature form.
Protein existenceEvidence at transcript level

General annotation (Comments)

Function

Inhibits voltage-gated potassium channels By similarity.

Subcellular location

Secreted By similarity.

Tissue specificity

Expressed by the venom gland.

Sequence similarities

Belongs to the short scorpion toxin superfamily. Potassium channel inhibitor family. Alpha-KTx 15 subfamily.

Ontologies

Keywords
   Cellular componentSecreted
   DomainSignal
   Molecular functionIon channel impairing toxin
Neurotoxin
Potassium channel impairing toxin
Toxin
   PTMDisulfide bond
Gene Ontology (GO)
   Biological_processdefense response

Inferred from electronic annotation. Source: InterPro

pathogenesis

Inferred from electronic annotation. Source: InterPro

   Cellular_componentextracellular region

Inferred from electronic annotation. Source: UniProtKB-SubCell

   Molecular_functionion channel inhibitor activity

Inferred from electronic annotation. Source: InterPro

Complete GO annotation...

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Signal peptide1 – 2222 Potential
Chain23 – 6038Potassium channel toxin alpha-KTx 15.9
PRO_0000403829

Amino acid modifications

Disulfide bond30 ↔ 51 By similarity
Disulfide bond36 ↔ 56 By similarity
Disulfide bond40 ↔ 58 By similarity

Sequences

Sequence LengthMass (Da)Tools
D9U2A8 [UniParc].

Last modified October 5, 2010. Version 1.
Checksum: F7B7FA7287261E01

FASTA606,526
        10         20         30         40         50         60 
MKIFLPVLVM LILCSMCLLT EGQVSTNKKC SNTSQCYKTC EKVVGVAAGK CMNGKCICYP 

« Hide

References

[1]"Comparative venom gland transcriptome analysis of the scorpion Lychas mucronatus reveals intraspecific toxic gene diversity and new venomous components."
Zhao R., Ma Y., He Y., Di Z., Wu Y.-L., Cao Z.-J., Li W.-X.
BMC Genomics 11:452-452(2010) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [MRNA].
Strain: Hainan.
Tissue: Venom gland.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
EU163855 mRNA. Translation: ABY26664.1.

3D structure databases

ModBaseSearch...
MobiDBSearch...

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Family and domain databases

Gene3D3.30.30.10. 1 hit.
InterProIPR003614. Scorpion_toxin-like.
IPR001947. Scorpion_toxinS_K_inh.
[Graphical view]
PfamPF00451. Toxin_2. 1 hit.
[Graphical view]
PRINTSPR00286. CHARYBDTOXIN.
SUPFAMSSF57095. SSF57095. 1 hit.
PROSITEPS01138. SCORP_SHORT_TOXIN. 1 hit.
[Graphical view]
ProtoNetSearch...

Entry information

Entry nameKA159_LYCMC
AccessionPrimary (citable) accession number: D9U2A8
Entry history
Integrated into UniProtKB/Swiss-Prot: January 11, 2011
Last sequence update: October 5, 2010
Last modified: April 16, 2014
This is version 14 of the entry and version 1 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programAnimal Toxin Annotation Program

Relevant documents

SIMILARITY comments

Index of protein domains and families

Scorpion potassium channel toxins

Nomenclature of scorpion potassium channel toxins and list of entries