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Protein

Alpha-conotoxin-like Vn

Gene
N/A
Organism
Conus ventricosus (Mediterranean cone)
Status
Reviewed-Annotation score: -Experimental evidence at protein leveli

Functioni

Alpha-conotoxins act on postsynaptic membranes, they bind to the nicotinic acetylcholine receptors (nAChR) and thus inhibit them.By similarity

GO - Molecular functioni

Keywordsi

Molecular functionAcetylcholine receptor inhibiting toxin, Ion channel impairing toxin, Neurotoxin, Postsynaptic neurotoxin, Toxin

Names & Taxonomyi

Protein namesi
Recommended name:
Alpha-conotoxin-like Vn
OrganismiConus ventricosus (Mediterranean cone)
Taxonomic identifieri117992 [NCBI]
Taxonomic lineageiEukaryotaMetazoaLophotrochozoaMolluscaGastropodaCaenogastropodaNeogastropodaConoideaConidaeConusLautoconus

Organism-specific databases

ConoServeri3712 Vn1A

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_00003660821 – 17Alpha-conotoxin-like VnAdd BLAST17

Amino acid modifications

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Disulfide bondi3 ↔ 9By similarity
Disulfide bondi4 ↔ 17By similarity
Modified residuei17Cysteine amide1 Publication1

Keywords - PTMi

Amidation, Disulfide bond

Expressioni

Tissue specificityi

Expressed by the venom duct.1 Publication

Family & Domainsi

Domaini

The cysteine framework is I (CC-C-C). Alpha4/7 pattern.Curated

Sequence similaritiesi

Belongs to the conotoxin A superfamily.Curated

Sequencei

Sequence statusi: Complete.

Length:17
Mass (Da):1,723
Last modified:March 3, 2009 - v1
Checksum:i76F7F3995FD87F15
GO

Similar proteinsi

Cross-referencesi

3D structure databases

ModBaseiSearch...
MobiDBiSearch...

Protocols and materials databases

Structural Biology KnowledgebaseSearch...

Organism-specific databases

ConoServeri3712 Vn1A

Family and domain databases

ProtoNetiSearch...

Entry informationi

Entry nameiCA1_CONVE
AccessioniPrimary (citable) accession number: P0C8V4
Entry historyiIntegrated into UniProtKB/Swiss-Prot: March 3, 2009
Last sequence update: March 3, 2009
Last modified: September 12, 2018
This is version 23 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
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Main funding by: National Institutes of Health

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