P21a (P04061) Protein Card

General Information

Name	P21a
Organism	Conus purpurascens
Organism region	Eastern Pacific
Organism diet	piscivorous
Protein Type	Wild type

Classification

Conopeptide class	conotoxin
Gene superfamily
Cysteine framework	XXI
Pharmacological family

Sequence

FELLPSQDRSCCIQKTLECLENYOGQASQRAHYCQQDATTN CODTYYFGCCPGYATCMSINAGNNVRSAFDKCINRLCFDPG H(nh2)
Modified residues	position symbol name 24 O 4-Hydroxyproline 43 O 4-Hydroxyproline 84 nh2 C-term amidation
Average Mass	9320.32
Monoisotopic Mass	9313.98
Isoelectric Point	5.97
Extinction Coefficient [280nm]	7450.00

References

Möller,C. and Marí,F. (2011) 9.3 KDa components of the injected venom of Conus purpurascens define a new five-disulfide conotoxin framework. Biopolymers 96:158-165

Internal links

Nucleic acids
Structure

External links

Ncbi

P86500

Tools

Please cite:
Kaas Q, Yu R, Jin AH, Dutertre S and Craik DJ. ConoServer: updated content, knowledge, and discovery tools in the conopeptide database. Nucleic Acids Research (2012) 40(Database issue):D325-30
Kaas Q, Westermann JC, Halai R, Wang CK and Craik DJ. ConoServer, a database for conopeptide sequences and structures. Bioinformatics (2008) 24(3):445-6

ConoServer is managed at the Institute of Molecular Bioscience IMB, Brisbane, Australia.

The database and computational tools found on this website may be used for academic research only, provided that it is referred to ConoServer, the database of conotoxins (http://www.conoserver.org) and the above reference is cited. For any other use please contact David Craik (d.craik@imb.uq.edu.au).

Contacts:
David Craik
Quentin Kaas

Last updated: Tuesday 21 March 2023