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Protein

Kappa-conotoxin-like PIVF

Gene
N/A
Organism
Conus purpurascens (Purple cone)
Status
Reviewed-Annotation score: Annotation score: 3 out of 5-Experimental evidence at protein leveli

Functioni

Kappa-conotoxins bind and inhibit voltage-gated potassium channels (By similarity). Elicits excitatory activity upon injection into fish.By similarity

GO - Molecular functioni

Keywordsi

Molecular functionIon channel impairing toxin, Neurotoxin, Potassium channel impairing toxin, Toxin

Names & Taxonomyi

Protein namesi
Recommended name:
Kappa-conotoxin-like PIVF
Short name:
KappaA-PIVF
OrganismiConus purpurascens (Purple cone)
Taxonomic identifieri41690 [NCBI]
Taxonomic lineageiEukaryotaMetazoaLophotrochozoaMolluscaGastropodaCaenogastropodaHypsogastropodaNeogastropodaConoideaConidaeConus

Organism-specific databases

ConoServeri1669. PIVF.

Subcellular locationi

Extracellular region or secreted Cytosol Plasma membrane Cytoskeleton Lysosome Endosome Peroxisome ER Golgi apparatus Nucleus Mitochondrion Manual annotation Automatic computational assertionGraphics by Christian Stolte; Source: COMPARTMENTS

Keywords - Cellular componenti

Secreted

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
PeptideiPRO_00002734281 – 24Kappa-conotoxin-like PIVFAdd BLAST24

Amino acid modifications

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Modified residuei24Lysine amide1 Publication1

Post-translational modificationi

Contains 3 disulfide bonds (By similarity). They are not added, since framework IV presents two different connectivities (I-V, II-III, IV-VI and I-III, II-V, IV-VI).By similarity

Keywords - PTMi

Amidation, Disulfide bond

Proteomic databases

PRIDEiP0C2C6.

Expressioni

Tissue specificityi

Expressed by the venom duct.

Family & Domainsi

Domaini

The cysteine framework is IV (CC-C-C-C-C).

Sequence similaritiesi

Belongs to the conotoxin A superfamily.Curated

Sequencei

Sequence statusi: Complete.

P0C2C6-1 [UniParc]FASTAAdd to basket

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        10         20 
DCCGVKLEMC HPCLCDNSCK KSGK
Length:24
Mass (Da):2,602
Last modified:January 23, 2007 - v1
Checksum:i671F14D82AFD0A34
GO

Similar proteinsi

Entry informationi

Entry nameiCA4F_CONPU
AccessioniPrimary (citable) accession number: P0C2C6
Entry historyiIntegrated into UniProtKB/Swiss-Prot: January 23, 2007
Last sequence update: January 23, 2007
Last modified: November 22, 2017
This is version 26 of the entry and version 1 of the sequence. See complete history.
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programAnimal Toxin Annotation Program

Miscellaneousi

Keywords - Technical termi

Direct protein sequencing

Documents

  1. SIMILARITY comments
    Index of protein domains and families